139
CDUS44 KMRX 090839
CLITYS
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
439 AM EDT TUE SEP 09 2025
...............................
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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 77 5:06 PM 96 1925 85 -8 78
1939
1941
MINIMUM 55 7:10 AM 46 1984 64 -9 52
AVERAGE 66 74 -8 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.28 2008 0.11 -0.11 0.00
MONTH TO DATE 1.86 0.81 1.05 0.03
SINCE SEP 1 1.86 0.81 1.05 0.03
SINCE JAN 1 37.99 37.23 0.76 41.86
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 1 9 -8 0
MONTH TO DATE 44 81 -37 70
SINCE SEP 1 44 81 -37 70
SINCE JAN 1 1556 1388 168 1566
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 40 5:00 PM
AVERAGE 63
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THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 100 1925
MINIMUM TEMPERATURE (F) 63 46 1984
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 7:14 AM EDT SUNSET 7:51 PM EDT
SEPTEMBER 10 2025.....SUNRISE 7:15 AM EDT SUNSET 7:50 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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