Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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921
CDUS44 KMRX 182119
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
519 PM EDT MON AUG 18 2025
...................................
...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 95 3:55 PM 103 1936 90 5 93
MINIMUM 72 6:08 AM 57 1889 70 2 71
1958
AVERAGE 84 80 4 82
PRECIPITATION (IN)
TODAY 0.00 1.61 1956 0.12 -0.12 0.00
MONTH TO DATE 7.22 2.21 5.01 0.13
SINCE JUN 1 14.06 11.47 2.59 5.07
SINCE JAN 1 45.00 35.67 9.33 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 19 15 4 17
MONTH TO DATE 250 283 -33 320
SINCE JUN 1 1232 1145 87 1354
SINCE JAN 1 1500 1391 109 1693
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 37 4:00 PM
AVERAGE 65
..........................................................
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 103 1936
MINIMUM TEMPERATURE (F) 70 61 1943
1992
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 7:03 AM EDT SUNSET 8:25 PM EDT
AUGUST 19 2025........SUNRISE 7:04 AM EDT SUNSET 8:24 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$