492
CDUS44 KMRX 210832
CLITYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
432 AM EDT SUN SEP 21 2025
...............................
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 88 4:40 PM 97 1925 81 7 91
MINIMUM 63 6:08 AM 43 1889 60 3 63
AVERAGE 76 71 5 77
PRECIPITATION (IN)
YESTERDAY 0.00 1.75 1932 0.11 -0.11 0.00
MONTH TO DATE 1.86 2.30 -0.44 0.81
SINCE SEP 1 1.86 2.30 -0.44 0.81
SINCE JAN 1 37.99 38.72 -0.73 42.64
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 1 -1 0
MONTH TO DATE 0 1 -1 2
SINCE SEP 1 0 1 -1 2
SINCE JUL 1 0 1 -1 2
COOLING
YESTERDAY 11 6 5 12
MONTH TO DATE 124 173 -49 165
SINCE SEP 1 124 173 -49 165
SINCE JAN 1 1636 1480 156 1661
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 3.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 34 4:00 PM
AVERAGE 66
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THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 1931
1955
MINIMUM TEMPERATURE (F) 59 42 1918
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 7:23 AM EDT SUNSET 7:34 PM EDT
SEPTEMBER 22 2025.....SUNRISE 7:24 AM EDT SUNSET 7:32 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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