National Weather Service United States Department of Commerce

Morristown, TN Area Seasonal Climate Summary

 

All normals are based on 30 year climate period from 1981 - 2010.

Chattanooga (CHA) period of record is from 1879 - Current.

Knoxville (TYS) period of record is from 1871 - Current.

Tri-Cities (TRI) period of record is from 1937 - Current.

 

Seasonal Averages/Totals and Normals

 

Chattanooga Seasonal Averages/Totals and Normals


327
CXUS54 KMRX 051649
CLSCHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1249 PM EDT WED SEP 5 2018

...................................

...THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2018 TO 8/31/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2018

WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 95 07/13
07/04
07/11
LOWEST 60 08/24
06/04
AVG. MAXIMUM 89.1
AVG. MINIMUM 70.1
MEAN 79.6 78.6 1.0
DAYS MAX >= 90 53
DAYS MIN <= 32 0

PRECIPITATION (INCHES)
RECORD
MAXIMUM 16.22 2018
MINIMUM 10.24 1999
TOTALS 16.22 12.44 3.78
DAILY AVG. 0.18
DAYS >= .01 35
DAYS >= .10 26
DAYS >= .50 14
DAYS >= 1.00 4
GREATEST
24 HR. TOTAL 1.99 MM

DEGREE_DAYS
COOLING TOTAL 1366 1255
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 37/030 DATE 06/27
HIGHEST GUST SPEED/DIRECTION 49/210 DATE 07/21


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 39 RAIN 25
SNOW 0 FOG 49
FOG W/VIS <= 1/4 MILE 0

- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.

$$


Knoxville Seasonal Averages/Totals and Normals


482
CXUS54 KMRX 051649
CLSTYS


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1249 PM EDT WED SEP 5 2018

...................................

...THE KNOXVILLE ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2018 TO 8/31/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018

WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 95 06/19
06/18
LOWEST 57 08/24
AVG. MAXIMUM 87.5
AVG. MINIMUM 68.2
MEAN 77.8 77.1 0.7
DAYS MAX >= 90 33 27.5 5.5
DAYS MIN <= 32 0 0.0 0.0

PRECIPITATION (INCHES)
RECORD
MAXIMUM 19.09 1999
MINIMUM 10.88 2000
TOTALS 14.09 12.16 1.93
DAILY AVG. 0.15
DAYS >= .01 31
DAYS >= .10 21
DAYS >= .50 12
DAYS >= 1.00 4
GREATEST
24 HR. TOTAL 1.80 MM

DEGREE_DAYS
COOLING TOTAL 1201 1119 82
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 40/020 DATE 07/01
HIGHEST GUST SPEED/DIRECTION 53/030 DATE 07/01


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 35 RAIN 18
SNOW 0 FOG 47
FOG W/VIS <= 1/4 MILE 1

- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.

$$


Tri-Cities Seasonal Averages/Totals and Normals


326
CXUS54 KMRX 051649
CLSTRI


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1249 PM EDT WED SEP 5 2018

...................................

...THE TRI-CITIES ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2018 TO 8/31/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1937 TO 2018

WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 96 07/03
LOWEST 52 08/24
AVG. MAXIMUM 86.5
AVG. MINIMUM 64.5
MEAN 75.5 73.3 2.2
DAYS MAX >= 90 25
DAYS MIN <= 32 0

PRECIPITATION (INCHES)
RECORD
MAXIMUM MM MM
MINIMUM MM MM
TOTALS 11.22 12.06 -0.84
DAILY AVG. 0.12
DAYS >= .01 37
DAYS >= .10 25
DAYS >= .50 8
DAYS >= 1.00 2
GREATEST
24 HR. TOTAL 1.29 MM

DEGREE_DAYS
COOLING TOTAL 991 780 211
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 25/220 DATE 06/22
HIGHEST GUST SPEED/DIRECTION 32/310 DATE 07/20


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 35 RAIN 15
SNOW 0 FOG 76
FOG W/VIS <= 1/4 MILE 15

- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.

$$


 

 

 

 

 

 

 

 

 

 

 

 

 

Monthly Averages, Totals and Normals

For recent monthly data, please review the Monthly Weather Summary product at: http://w2.weather.gov/climate/index.php?wfo=mrx.

 

 

 

 

MOST RECENT RECORDS

For recent records, please visit our Record Event Report (RER) products for Chattanooga (CHA), Knoxville (TYS), and Tri-Cities (TRI).

149
SXUS74 KMRX 100842 RRA
RERCHA

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
441 AM EDT WED OCT 10 2018

...RECORD DAILY HIGH MINIMUM TEMPERATURE SET AT CHATTANOOGA...

THE LOW TEMPERATURE YESTERDAY AT THE CHATTANOOGA AIRPORT WAS 74
DEGREES. THIS BREAKS THE OLD RECORD HIGH MINIMUM TEMPERATURE FOR
OCTOBER THE 9TH...WHICH WAS 71 IN 2017

$$


217
SXUS74 KMRX 012117
RERTYS

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
514 PM EDT MON OCT 1 2018

...RECORD DAILY HIGH MINIMUM TEMPERATURE TIED AT KNOXVILLE MCGHEE
TYSON AIRPORT...

THE LOW TEMPERATURE TODAY AT THE KNOXVILLE AIRPORT WAS 68 DEGREES.

THIS TIES THE OLD RECORD HIGH MINIMUM TEMPERATURE FOR OCTOBER THE
1ST...WHICH WAS 68 IN 1977

$$


000
SXUS74 KMRX 270837
RERTRI

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
432 AM EDT SAT OCT 27 2018

...RECORD DAILY MAXIMUM RAINFALL SET AT TRI-CITIES REGIONAL
AIRPORT...

A RECORD RAINFALL OF 1.11 INCH(ES) WAS SET AT TRI-CITIES REGIONAL
AIRPORT YESTERDAY. THIS BREAKS THE OLD RECORD OF 0.99 SET IN 1997.


$$