Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >
Below are the temperature and precipitation data for the previous month at Chattanooga (CHA), Knoxville (TYS), and Tri-Cities (TRI) as well as regional temperature and precipitation maps.
For more information about data and records, please visit the links at www.nws.noaa.gov/climate/local_data.php. More detailed climate information and climate graphs can also be accessed through our database.
For information about the Climate Prediction Center Outlooks for the upcoming months for Morristown, TN's forecast area,
please visit www.weather.gov/mrx/.
215
CXUS54 KMRX 012203
CLMCHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
603 PM EDT MON JUN 01 2026
...................................
...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1879 TO 2026
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 91 05/17
LOWEST 44 05/03
AVG. MAXIMUM 80.5 81.0 -0.5
AVG. MINIMUM 60.0 59.0 1.0
MEAN 70.2 70.0 0.2
DAYS MAX >= 90 2
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 12.02 2025
MINIMUM 0.54 1941
TOTALS 6.05 3.94 2.11
DAYS >= .01 13
DAYS >= .10 8
DAYS >= .50 5
DAYS >= 1.00 3
GREATEST
24 HR. TOTAL 1.79 05/21 TO 05/22
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0
SINCE 7/1 0.8
SNOWDEPTH AVG. 0
DAYS >= TRACE 0
GREATEST
SNOW DEPTH 0
DEGREE DAYS
HEATING TOTAL 27 30 -3
SINCE 7/1 2499 3025 -526
COOLING TOTAL 197 185 12
SINCE 1/1 348 246 102
................................................
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 RAIN 8
SNOW 0 FOG 12
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.
$$
216
CXUS54 KMRX 012203
CLMTYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
603 PM EDT MON JUN 01 2026
...................................
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 92 05/18
LOWEST 43 05/03
05/15
AVG. MAXIMUM 79.1 78.9 0.2
AVG. MINIMUM 58.4 56.9 1.5
MEAN 68.7 67.9 0.8
DAYS MAX >= 90 3
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.98 1974
MINIMUM 0.71 1941
TOTALS 4.67 4.13 0.54
DAYS >= .01 12
DAYS >= .10 8
DAYS >= .50 4
DAYS >= 1.00 2
GREATEST
24 HR. TOTAL 1.40 05/24 TO 05/25
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0
SINCE 7/1 3.6
SNOWDEPTH AVG. 0
DAYS >= TRACE 0
GREATEST
SNOW DEPTH 0
DEGREE DAYS
HEATING TOTAL 52 53 -1
SINCE 7/1 2969 3525 -556
COOLING TOTAL 175 143 32
SINCE 1/1 294 184 110
................................................
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 RAIN 8
SNOW 0 FOG 12
FOG W/VIS <= 1/4 MILE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
214
CXUS54 KMRX 012203
CLMTRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
603 PM EDT MON JUN 01 2026
...................................
...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2026
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 93 05/18
LOWEST 32 05/03
05/15
AVG. MAXIMUM 78.5 77.1 1.4
AVG. MINIMUM 50.5 52.3 -1.8
MEAN 64.5 64.7 -0.2
DAYS MAX >= 90 4
DAYS MAX <= 32 0
DAYS MIN <= 32 2
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.71 1950
MINIMUM 0.70 2015
TOTALS 2.86 3.82 -0.96
DAYS >= .01 12
DAYS >= .10 9
DAYS >= .50 1
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.95 05/24 TO 05/25
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0
SINCE 7/1 12.7
SNOWDEPTH AVG. 0
DAYS >= TRACE 0
GREATEST
SNOW DEPTH 0
DEGREE DAYS
HEATING TOTAL 126 91 35
SINCE 7/1 3835 4142 -307
COOLING TOTAL 117 81 36
SINCE 1/1 149 95 54
................................................
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 RAIN 6
SNOW 0 FOG 18
FOG W/VIS <= 1/4 MILE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
.PNG)
Regional Temperature and Precipitation Graphs:
Included below are graphs for Temperature, Departure from Normal Temperature, Precipitation, and Departure from Normal Precipitation.
Local Radar
Huntsville Radar
Regional Satellite
Graphical Forecast
Weather Map
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