Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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CDUS44 KMRX 202113
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
513 PM EDT WED AUG 20 2025
...................................
...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1879 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 92 2:26 PM 102 1983 90 2 88
MINIMUM 73 3:59 PM 56 1940 70 3 65
1976
AVERAGE 83 80 3 77
PRECIPITATION (IN)
TODAY 0.80 1.71 1994 0.12 0.68 0.00
MONTH TO DATE 8.02 2.44 5.58 0.13
SINCE JUN 1 14.86 11.70 3.16 5.07
SINCE JAN 1 45.80 35.90 9.90 28.90
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 1 -1 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 15 3 12
MONTH TO DATE 288 313 -25 347
SINCE JUN 1 1270 1175 95 1381
SINCE JAN 1 1538 1421 117 1720
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 4.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 3:00 PM
LOWEST 56 3:00 PM
AVERAGE 75
..........................................................
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 103 1983
MINIMUM TEMPERATURE (F) 70 56 1927
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 7:05 AM EDT SUNSET 8:23 PM EDT
AUGUST 21 2025........SUNRISE 7:06 AM EDT SUNSET 8:22 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$