Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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CDUS44 KMRX 172120
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
520 PM EDT SUN AUG 17 2025
...................................
...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 17 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 93 2:06 PM 102 1936 90 3 94
MINIMUM 72 6:29 AM 58 1889 70 2 72
AVERAGE 83 80 3 83
PRECIPITATION (IN)
TODAY 0.00 2.68 2015 0.11 -0.11 0.01
MONTH TO DATE 7.22 2.09 5.13 0.13
SINCE JUN 1 14.06 11.35 2.71 5.07
SINCE JAN 1 45.00 35.55 9.45 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 18
MONTH TO DATE 231 268 -37 303
SINCE JUN 1 1213 1130 83 1337
SINCE JAN 1 1481 1376 105 1676
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 2.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1:00 AM
LOWEST 63 11:00 AM
AVERAGE 79
..........................................................
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 103 1936
MINIMUM TEMPERATURE (F) 70 57 1889
1958
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 7:03 AM EDT SUNSET 8:26 PM EDT
AUGUST 18 2025........SUNRISE 7:03 AM EDT SUNSET 8:25 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$