490
CDUS44 KMRX 210832
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
432 AM EDT SUN SEP 21 2025
...............................
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2025
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)
YESTERDAY
MAXIMUM 91 3:15 PM 99 1925 83 8 95
MINIMUM 62 6:51 AM 40 1889 62 0 66
AVERAGE 77 73 4 81
PRECIPITATION (IN)
YESTERDAY 0.00 3.37 2009 0.13 -0.13 0.00
MONTH TO DATE 0.73 2.74 -2.01 0.25
SINCE SEP 1 0.73 2.74 -2.01 0.25
SINCE JAN 1 46.56 39.87 6.69 29.18
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 12 8 4 16
MONTH TO DATE 194 211 -17 231
SINCE SEP 1 194 211 -17 231
SINCE JAN 1 1839 1784 55 2125
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 1.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 34 2:00 PM
AVERAGE 64
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THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1955
MINIMUM TEMPERATURE (F) 62 44 1956
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 7:28 AM EDT SUNSET 7:39 PM EDT
SEPTEMBER 22 2025.....SUNRISE 7:29 AM EDT SUNSET 7:37 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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