Morristown, TN

Weather Forecast Office

Morristown WFO End of Year Climate Review 2017

National Weather Service Morristown, TN

End of Year Climate Review

2017

Below is included a summary of each month of the 2017 year, with a table of temperature averages, precipitation, and their normals at the end. Below these tables, is the 2017 Yearly Stats, and a few graphs. As always, if there are any questions, feel free to contact the NWS Morristown, TN office!

**January**
Chattanooga: 9th warmest on record with 49.1° Record: 53.7° in 1950 66th wettest on record with 4.99" Record: 12.67" in 1882 Highest temperature of the month: 74° on January 14th Lowest temperature of the month: 14° on January 8th Highest amount of precipitation in one day: 1.04" on January 22nd Highest amount of snowfall in one day: 0.3" on January 6th	Knoxville: 9th warmest on record with 47.2° Record: 52.0° in 1950 99th wettest on record with 3.37" Record: 16.98" in 1882 Highest temperature of the month: 68° on January 13th, 20th, 22nd, and 25th Lowest temperature of the month: 7° on January 8th Highest amount of precipitation in one day: 0.88" on January 22nd Highest amount of snowfall in one day: 1.3" on January 7th	Tri-Cities: 4th warmest with 44.4° Record: 50.0° in 1950 56th wettest on record with 2.55" Record: 9.99" in 2013 Highest temperature of the month: 69° on January 16th and 22nd Lowest temperature of the month: 7° on January 8th Highest amount of precipitation in one day: 0.38" on January 3rd Highest amount of snowfall in one day: 2.4" on January 4th

**February**
Chattanooga: 7th warmest on record with 50.9° Record: 53.7° in 1890 40th driest on record with 3.44" Record: 0.62" in 1941 Highest temperature of the month: 79° on February 24th Lowest temperature of the month: 26° on February 4th Highest amount of precipitation in one day: 1.02" on February 28th Highest amount of snowfall in one day: 0.0"	Knoxville: 5th warmest on record with 49.4° Record: 51.9° in 1890 23rd driest on record with 2.57" Record: 0.56 " in 1898 Highest temperature of the month: 79° on February 24th Lowest temperature of the month: 22° on February 4th Highest amount of precipitation in one day: 0.60" on February 15th Highest amount of snowfall in one day: T" on February 2nd, 4th, 5th, and 9th	Tri-Cities: 4th warmest with 45.6° Record: 47.7° in 1938 17th driest on record with 2.13" Record: 0.75" in 1968 Highest temperature of the month: 77° on February 24th Lowest temperature of the month: 14° on February 4th Highest amount of precipitation in one day: 0.62" on February 8th Highest amount of snowfall in one day: T" on February 3rd, 5th, 9th, and 15th

**March**
Chattanooga: 26th warmest on record with 54.8° Record: 62.9° in 2012 94th wettest on record with 4.13" Record: 16.32" in 1980 Highest temperature of the month: 84° on March 21st Lowest temperature of the month: 24° on March 16th Highest amount of precipitation in one day: 1.13" on March 27th Highest amount of snowfall in one day: T" on March 11th, 12th, 14th, and 15th	Knoxville: 44th warmest on record with 52.0° Record: 60.4° in 2012 44th wettest on record with 5.73" Record: 13.35" in 1917 Highest temperature of the month: 81° on March 21st Lowest temperature of the month: 21° on March 16th Highest amount of precipitation in one day: 0.96" on March 1st Highest amount of snowfall in one day: T" on March 11th and 15th	Tri-Cities: 33rd warmest with 47.8° Record: 56.9° in 2012 21st wettest on record with 4.57" Previous Record: 9.56" in 1955 Highest temperature of the month: 77° on March 27th and 29th Lowest temperature of the month: 15° on March 16th Highest amount of precipitation in one day: 1.72" on March 1st Highest amount of snowfall in one day: 0.2" on March 15th

**April**
Chattanooga: 1st warmest on record with 66.5° Previous Record: 65.6° in 1954 3rd wettest on record with 10.43" Record: 15.29" in 1911 Highest temperature of the month: 89° on April 29th Lowest temperature of the month: 36° on April 8th Highest amount of precipitation in one day: 1.87" on April 23rd	Knoxville: 1st warmest on record with 65.1° Previous Record: 64.6° in 1954 9th wettest on record with 7.61" Record: 17.62" in 1874 Highest temperature of the month: 89° on April 29th Lowest temperature of the month: 36° on April 8th Highest amount of precipitation in one day: 1.97" on April 23rd	Tri-Cities: 2nd warmest with 61.2° Record: 61.8° in 1954 9th wettest on record with 5.16" Record: 7.03" in 1998 Highest temperature of the month: 90° on April 29th Lowest temperature of the month: 30° on April 8th Highest amount of precipitation in one day: 1.87" on April 23rd

**May**
Chattanooga: 39th warmest on record with 70.3° Record: 75.2° in 1962 25th wettest on record with 5.87" Record: 12.00" in 1929 Highest temperature of the month: 91° on May 20th Lowest temperature of the month: 45° on May 6th and 7th Highest amount of precipitation in one day: 2.01" on May 4th	Knoxville: 61st warmest on record with 68.0° Record: 74.0° in 1962 35th wettest on record with 4.85" Record: 10.98" in 1974 Highest temperature of the month: 91° on May 20th Lowest temperature of the month: 42° on May 7th Highest amount of precipitation in one day: 0.95" on May 23rd	Tri-Cities: 32nd warmest with 65.0° Record: 71.2° in 1962 3rd wettest on record with 7.78" Record: 9.71" in 1950 Highest temperature of the month: 89° on May 17th Lowest temperature of the month: 39° on May 8th Highest amount of precipitation in one day: 1.51" on May 12th

**_June**
Chattanooga: 71st warmest on record with 76.1° Record: 82.2° in 1952 52nd wettest on record with 4.48" Record: 9.40" in 1949 Highest temperature of the month: 93° on June 12th and 15th Lowest temperature of the month: 56° on June 26th Highest amount of precipitation in one day: 1.23" on June 22nd Number of days with temp >= 90: 6 days Record: 26 days in 1952	Knoxville: 111th warmest on record with 73.5° Record: 81.4° in 1952 58th wettest on record with 4.42" Record: 11.83" in 1928 Highest temperature of the month: 91° on June 13th Lowest temperature of the month: 54° on June 28th Highest amount of precipitation in one day: 1.50" on June 13th Number of days with temp >= 90: 1 day Record: 24 days in 1936	Tri-Cities: 57th warmest with 71.1° Record: 77.8° in 1952 67th wettest on record with 2.06" Record: 8.37" in 2013 Highest temperature of the month: 89° on June 15th, 18th, 23rd, and 29th Lowest temperature of the month: 49° on June 7th and 28th Highest amount of precipitation in one day: 0.63" on June 5th Number of days with temp >=90: 0 days Record: 18 days in 1952

**July**
Chattanooga: 26th warmest on record with 81.0° Record: 85.2° in 1993 20th wettest on record with 6.94" Record: 13.49" in 1916 Highest temperature of the month: 97° on July 22nd Lowest temperature of the month: 65° on July 10th and 31st Highest amount of precipitation in one day: 1.42" on July 14th Number of days with temp >= 90: 21 days Record: 31 days in 1993	Knoxville: 58th warmest on record with 78.4° Record: 83.0° in 1993 114th wettest on record with 3.02" Record: 13.16" in 1917 Highest temperature of the month: 96° on July 22nd Lowest temperature of the month: 62° on July 10th and 31st Highest amount of precipitation in one day: 0.65" on July 28th Number of days with temp >= 90: 13 days Record: 30 days in 1993	Tri-Cities: 16th warmest with 76.6° Record: 79.6° in 1993 47th wettest on record with 4.28" Record: 12.70" in 2012 Highest temperature of the month: 96° on July 22nd Lowest temperature of the month: 56° on July 31st Highest amount of precipitation in one day: 2.27" on July 28th Number of days with temp >= 90: 14 days Record: 25 days in 1993

**August**
Chattanooga: 49th warmest on record with 78.8° Record: 85.7° in 2007 70th wettest on record with 3.47" Record: 12.36" in 1920 Highest temperature of the month: 94° on August 20th and 22nd Lowest temperature of the month: 63° on August 6th Highest amount of precipitation in one day: 1.02" on August 11th Number of days with temp >= 90: 12 days Record: 30 days in 2007	Knoxville: 95th warmest on record with 76.1° Record: 83.2° in 2007 17th wettest on record with 5.95" Record: 11.33" in 1920 Highest temperature of the month: 91° on August 20th and 22nd Lowest temperature of the month: 56° on August 6th Highest amount of precipitation in one day: 2.00" on August 12th Number of days with temp >= 90: 3 days Record: 30 days in 2007	Tri-Cities: 43rd warmest with 73.6° Record: 79.0° in 2007 4th wettest on record with 6.28" Record: 11.34" in 2003 Highest temperature of the month: 90° on August 20th, 21st, and 22nd Lowest temperature of the month: 54° on August 25th Highest amount of precipitation in one day: 2.24" on August 15 Number of days with temp >= 90: 3 days Record: 26 days in 2007

**September**
Chattanooga: 68th warmest on record with 72.4° Record: 82.8° in 1925 55th wettest on record with 3.64" Record: 14.18" in 1977 Highest temperature of the month: 91° on September 23rd and 27th Lowest temperature of the month: 51° on September 7th Highest amount of precipitation in one day: 1.83" on September 11th	Knoxville: 89th warmest on record with 70.2° Record: 79.7° in 1925 82nd wettest on record with 2.43" Record: 9.19" in 1989 Highest temperature of the month: 89° on September 23rd and 27th Lowest temperature of the month: 50° on September 7th and 8th Highest amount of precipitation in one day: 1.57" on September 5th	Tri-Cities: 48th warmest with 67.5° Record: 72.9° in 1970 74th wettest on record with 0.99" Record: 7.09" in 1972 Highest temperature of the month: 90° on September 23rd and 27th Lowest temperature of the month: 44° on September 8th Highest amount of precipitation in one day: 0.61" on September 5th

**October**
Chattanooga: 34th warmest on record with 63.5° Record: 69.7° in 1919 14th wettest on record with 6.10" Record: 11.91" in 1925 Highest temperature of the month: 88° on October 9th and 10th Lowest temperature of the month: 30° on October 30th Highest amount of precipitation in one day: 3.65" on October 8th	Knoxville: 34th warmest on record with 62.0° Record: 68.9° in 1919 10th wettest on record with 5.36" Record: 9.51" in 1925 Highest temperature of the month: 87° on October 7th Lowest temperature of the month: 29° on October 30th Highest amount of precipitation in one day: 2.16" on October 8th	Tri-Cities: 17th warmest with 59.6° Record: 63.6° in 1984 9th wettest on record with 4.45" Record: 6.20" in 2014 Highest temperature of the month: 86° on October 7th, 10th, and 11th Lowest temperature of the month: 30° on October 30th Highest amount of precipitation in one day: 1.58" on October 23rd

**November**
Chattanooga: 20th warmest on record with 53.4° Record: 58.8° in 1985 21st driest on record with 1.65" Record: 0.16" in 1890 Highest temperature of the month: 78° on November 5th and 6th Lowest temperature of the month: 28° on November 20th Highest amount of precipitation in one day: 0.90" on November 7th	Knoxville: 40th warmest on record with 50.7° Record: 56.8° in 1985 68th driest on record with 3.19" Record: 0.17" in 1890 Highest temperature of the month: 77° on November 5th Lowest temperature of the month: 26° on November 20th Highest amount of precipitation in one day: 2.25" on November 7th	Tri-Cities: 31st warmest with 47.6° Record: 55.3° in 1985 6th driest on record with 1.10" Record: 0.50" in 2001 Highest temperature of the month: 78° on November 5th Lowest temperature of the month: 22° on November 27th Highest amount of precipitation in one day: 0.38" on November 7th

**December**
Chattanooga: 68th warmest on record with 42.9° Record: 57.5° in 1889 st wettest on record with " Record: 13.68" in 1961 Highest temperature of the month: 68° on December 23rd Lowest temperature of the month: 20° on December 31st Highest amount of precipitation in one day: 1.80" on December 20th Highest amount of snowfall in one day: 0.5" on December 8th	Knoxville: 74th warmest on record with 40.6° Record: 54.1° in 1889 rd wettest on record with " Record: 12.34" in 1901 Highest temperature of the month: 67° on December 23rd Lowest temperature of the month: 17° on December 31st Highest amount of precipitation in one day: 1.41" on December 20th Highest amount of snowfall in one day: 0.6" on December 8th	Tri-Cities: 45th warmest with 38.5° Record: 50.5° in 2015 th wettest on record with " Record: 6.75" in 1961 Highest temperature of the month: 64° on December 4th Lowest temperature of the month: 13° on December 28th Highest amount of precipitation in one day: 0.61" on December 23rd Highest amount of snowfall in one day: 1.2" on December 9th

**Winter 2016 - 2017 (December, January, and February)**
Chattanooga 4th warmest on record with 48.2° Record: 53.9° in 1889-1890 Normal temperature value: 42.5° Departure from normal: +5.7 87th wettest on record with 13.48" Record: 30.94" in 1961-1962 Normal precipitation value: 14.65" Departure from normal: -1.17	Knoxville 6th warmest on record with 46.5° Record: 51.6° in 1889-1890 Normal temperature value: 40.5° Departure from normal: +6.0 77th wettest on record with 12.90" Record: 28.40" in 1881-1882 Normal precipitation value: 13.08" Departure from normal: -0.18	Tri-Cities 4th warmest on record with 43.2° Record: 45.0° in 1949-1950 Normal temperature value: 37.3° Departure from normal: +5.9 44th wettest on record with 10.04" Record: 19.19" in 1956-1957 Normal precipitation value: 10.19" Departure from normal: -0.15

**Spring 2017 (March, April, and May)**
Chattanooga 2nd warmest on record with 63.9° Record: 66.8° in 2012 Normal temperature value: 60.4° Departure from normal: +3.5 17th wettest on record with 20.43." Record: 29.50" in 1929 Normal precipitation value: 13.07" Departure from normal: +7.36	Knoxville 8th warmest on record with 61.7° Record: 64.6° in 2012 Normal temperature value: 58.8° Departure from normal: +2.9 13th wettest on record with 18.19" Record: 23.93" in 1874 Normal precipitation value: 12.86" Departure from normal: +5.33	Tri-Cities 10th warmest on record with 58.0° Record: 61.1° in 2012 Normal temperature value: 55.1° Departure from normal: +2.9 1st wettest on record with 17.51" Previous Record: 17.22" in 1973 Normal precipitation value: 10.57" Departure from normal: +6.94

**Summer 2017 (June, July, and August)**
Chattanooga 45th warmest on record with 78.6° Record: 83.0° in 2010 Normal temperature value: 78.6° Departure from normal: 0.0 33rd wettest on record with 14.89" Record: 24.72" in 1920 Normal precipitation value: 12.44" Departure from normal: +2.45 Number of days with temp >= 90: 66th highest on record with 38 days Record: 77 days in 2016	Knoxville 88th warmest on record with 76.0° Record: 81.0° in 2010 Normal temperature value: 77.1° Departure from normal: -1.1 50th wettest on record with 13.39" Record: 22.85" in 1917 Normal precipitation value: 12.16" Departure from normal: +1.23 Number of days with temp >= 90: 104th highest on record with 17 days Record: 68 days in 2010	Tri-Cities 41st warmest on record with 73.8° Record: 77.3° in 2010 Normal temperature value: 73.3° Departure from normal: +0.5 35th wettest on record with 12.62" Record: 25.26" in 2003 Normal precipitation value: 12.06" Departure from normal: +0.56 Number of days with temp >= 90: 32nd highest on record with 17 days Previous Record: 52 days in 2016

**Fall 2017 (September, October, and November)**
Chattanooga 32nd warmest on record with 63.1° Record: 67.5° in 2016 Normal temperature value: 61.7° Departure from normal: +1.4 55th wettest on record with 11.39" Record: 29.05" in 1977 Normal precipitation value: 12.32" Departure from normal: -0.93	Knoxville 45th warmest on record with 61.0° Record: 65.4° in 2016 Normal temperature value: 60.2° Departure from normal: +0.8 43rd wettest on record with 10.98" Record: 20.58" in 2011 Normal precipitation value: 9.76" Departure from normal: +1.22	Tri-Cities 23rd warmest on record with 58.2° Record: 60.9° in 2016 Normal temperature value: 56.7° Departure from normal: +1.5 55th wettest on record with 6.54" Record: 14.51" in 1972 Normal precipitation value: 8.19" Departure from normal: -1.65

**Monthly/Yearly Average Temperatures and Normals**
Month	Chattanooga Avg Temp	Chattanooga Normals	Knoxville Avg Temp	Knoxville Normals	Tri-Cities Avg Temp	Tri-Cities Normals
January	49.1	40.5	47.2	38.2	44.4	35.2
February	50.9	44.4	49.4	42.4	45.6	39.0
March	54.8	52.2	52.0	50.3	47.8	46.7
April	66.5	60.5	65.1	58.8	61.2	55.2
May	70.3	68.6	68.0	67.2	65.0	63.5
June	76.1	76.5	73.5	75.0	71.1	71.5
July	81.0	80.0	78.4	78.4	76.6	74.6
August	78.8	79.4	76.1	77.8	73.6	73.8
September	72.4	72.5	70.2	71.1	67.5	67.1
October	63.5	61.5	62.0	59.9	59.6	56.3
November	53.4	51.2	50.7	49.7	47.6	46.6
December	42.9	42.6	40.6	40.8	38.5	37.8
2017 Year	63.3	60.8	61.1	59.1	58.2	55.6

**Monthly/Yearly Precipitation and Normals**
Month	Chattanooga Precip	Chattanooga Normals	Knxoville Precip	Knoxville Normals	Tri-Cities Precip	Tri-Cities Normals
January	4.99	4.91	3.37	4.32	2.55	3.37
February	3.44	4.84	2.57	4.26	2.13	3.45
March	4.13	4.98	5.73	4.34	4.57	3.44
April	10.43	3.99	7.61	4.01	5.16	3.33
May	5.87	4.10	4.85	4.51	7.78	3.80
June	4.48	4.05	4.42	3.81	2.06	3.90
July	6.94	4.91	3.02	5.08	4.28	4.69
August	3.47	3.48	5.95	3.27	6.28	3.47
September	3.64	4.04	2.43	3.24	0.99	2.99
October	6.10	3.28	5.36	2.51	4.45	2.10
November	1.65	5.00	3.19	4.01	1.10	3.10
December	3.34	4.90	3.38	4.50	1.76	3.37
2017 Year	58.48	52.48	51.88	47.86	43.11	41.01

**2017 Yearly Average Temperature and Precipitation**
Chattanooga: 3rd warmest on record with 63.3° Record: 64.1° in 2016 Highest temperature of the year: 97° on July 22nd Lowest temperature of the year: 14° on January 8th Number of days with temp >= 90: 39 days Record: 102 days in 2016 Precipitation 35th wettest on record with 58.48" Record: 73.70" in 1994 Highest amount of precip in one day: 3.65" on October 8th Snowfall 100th highest on record with 0.8" Record: 22.7" in 1993 Highest amount of snow of the year: 0.5" on December 8th	Knoxville: 6th warmest on record with 61.1° Record: 61.9° in 2016 Highest temperature of the year: 96° on July 22nd Lowest temperature of the year: 7° on January 8th Number of days with temp >= 90: 26 days Record: 78 days in 1936 Precipitation 42nd wettest on record with 51.88" Record: 73.77" in 1875 Highest amount of precip in one day: 2.25" on November 7th Snowfall 103rd highest on record with 3.2" Record: 54.4" in 1960 Highest amount of snow of the year: 1.3" on January 7th	Tri-Cities: 2nd warmest on record with 58.2° Record: 58.3° in 2016 Highest temperature of the year: 96° on July 22nd Lowest temperature of the year: 7° on January 8 Number of days with temp = 90: 17 days Record: 62 days in 2016 Precipitation 32nd wettest on record with 43.11" Record: 65.64" in 2003 Highest amount of precip in one day: 2.27" on July 28th Snowfall 57th highest on record with 5.8" Record: 47.7" in 1960 Highest amount of snow of the year: 2.4" on January 4th

2017 Yearly Graphs:

Drought Monitor

The US Drought Monitor is issued every Thursday morning. Below are the Drought Monitor maps and data from the first Thursday of every month. Tennessee is below, with Virginia and North Carolina included at the end.

Tennessee