Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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CDUS44 KMRX 212114
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
514 PM EDT THU AUG 21 2025
...................................
...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 89 3:59 PM 103 1983 90 -1 84
MINIMUM 72 6:37 AM 56 1927 70 2 64
AVERAGE 81 80 1 74
PRECIPITATION (IN)
TODAY 0.00 1.22 1901 0.11 -0.11 0.00
MONTH TO DATE 8.05 2.55 5.50 0.13
SINCE JUN 1 14.89 11.81 3.08 5.07
SINCE JAN 1 45.83 36.01 9.82 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 16 15 1 9
MONTH TO DATE 304 328 -24 356
SINCE JUN 1 1286 1190 96 1390
SINCE JAN 1 1554 1436 118 1729
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 74 11:00 AM
AVERAGE 85
..........................................................
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 103 2007
MINIMUM TEMPERATURE (F) 70 55 1930
1956
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 7:06 AM EDT SUNSET 8:22 PM EDT
AUGUST 22 2025........SUNRISE 7:06 AM EDT SUNSET 8:20 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$