387
CDUS44 KMRX 090910
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
410 AM EST TUE DEC 09 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 42 12:02 AM 77 1978 51 -9 59
MINIMUM 30 11:59 PM 10 2006 30 0 22
AVERAGE 36 41 -5 41
PRECIPITATION (IN)
YESTERDAY 0.30 1.22 1998 0.13 0.17 T
MONTH TO DATE 1.11 1.01 0.10 0.04
SINCE DEC 1 1.11 1.01 0.10 0.04
SINCE JAN 1 43.55 41.22 2.33 40.01
SNOWFALL (IN)
YESTERDAY T 0.0 0.0 0.0
MONTH TO DATE T 0.3 -0.3 1.1
SINCE DEC 1 T 0.3 -0.3 1.1
SINCE JUL 1 0.5 0.6 -0.1 1.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 29 24 5 24
MONTH TO DATE 232 189 43 268
SINCE DEC 1 232 189 43 268
SINCE JUL 1 1042 1042 0 895
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1154 1104 50 1348
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 73 12:00 AM
AVERAGE 87
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THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 73 1966
MINIMUM TEMPERATURE (F) 30 8 2006
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 7:30 AM EST SUNSET 5:14 PM EST
DECEMBER 10 2025......SUNRISE 7:31 AM EST SUNSET 5:14 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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