647
CDUS44 KMRX 122214
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
514 PM EST FRI DEC 12 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 39 3:59 PM 75 1949 50 -11 43
MINIMUM 31 8:43 AM -5 1962 30 1 24
AVERAGE 35 40 -5 34
PRECIPITATION (IN)
TODAY 0.05 1.11 1956 0.13 -0.08 0.00
MONTH TO DATE 1.28 1.55 -0.27 1.22
SINCE DEC 1 1.28 1.55 -0.27 1.22
SINCE JAN 1 43.72 41.76 1.96 41.19
SNOWFALL (IN)
TODAY 0.3 0.1 0.2 0.0
MONTH TO DATE 0.5 0.6 -0.1 1.1
SINCE DEC 1 0.5 0.6 -0.1 1.1
SINCE JUL 1 1.0 0.9 0.1 1.5
SNOW DEPTH T
DEGREE DAYS
HEATING
TODAY 30 25 5 31
MONTH TO DATE 317 288 29 340
SINCE DEC 1 317 288 29 340
SINCE JUL 1 1127 1141 -14 967
COOLING
TODAY 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 6 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 1.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 79 4:00 PM
AVERAGE 88
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 72 2015
MINIMUM TEMPERATURE (F) 30 -9 1962
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 7:32 AM EST SUNSET 5:15 PM EST
DECEMBER 13 2025......SUNRISE 7:33 AM EST SUNSET 5:15 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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