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).

831
SXUS74 KMRX 170812 RRA
RERCHA

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
411 AM EDT MON SEP 17 2018

...RECORD DAILY HIGH MINIMUM TEMPERATURE TIED AT LOVELL FIELD
AIRPORT...

THE LOW TEMPERATURE YESTERDAY AT THE CHATTANOOGA AIRPORT WAS 73
DEGREES.

THIS TIES THE OLD RECORD HIGH MINIMUM TEMPERATURE FOR SEPTEMBER THE
16TH...WHICH WAS 73 IN 2010

$$


137
SXUS74 KMRX 030818
RERTYS

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
418 AM EDT FRI AUG 3 2018

...RECORD DAILY LOW MAXIMUM TEMPERATURE SET AT KNOXVILLE...

THE HIGH TEMPERATURE YESTERDAY AT THE KNOXVILLE MCGHEE TYSON AIRPORT
WAS 73 DEGREES. THIS BREAKS THE OLD RECORD LOW MAXIMUM TEMPERATURE
FOR AUGUST THE 2ND...WHICH WAS 75 IN 1922.

$$


214
SXUS74 KMRX 210834
RERTRI

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
434 AM EDT FRI SEP 21 2018

...RECORD DAILY HIGH MINIMUM TEMPERATURE TIED AT THE TRI-CITIES
REGIONAL AIRPORT YESTERDAY...

THE LOW TEMPERATURE YESTERDAY AT THE TRI-CITIES AIRPORT WAS 66
DEGREES.

THIS TIES THE OLD RECORD HIGH MINIMUM TEMPERATURE FOR SEPTEMBER THE
20TH...WHICH WAS 66 IN 2009

$$