336
CDUS44 KMRX 172115
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
415 PM EST WED DEC 17 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2025
VALID TODAY AS OF 0400 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 53 2:34 PM 69 2001 49 4 60
MINIMUM 23 7:07 AM 6 1943 29 -6 50
1989
AVERAGE 38 39 -1 55
PRECIPITATION (IN)
TODAY 0.00 1.11 1961 0.12 -0.12 0.03
MONTH TO DATE 1.49 2.18 -0.69 1.49
SINCE DEC 1 1.49 2.18 -0.69 1.49
SINCE JAN 1 43.93 42.39 1.54 41.46
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.9 0.8 0.1 1.1
SINCE DEC 1 0.9 0.8 0.1 1.1
SINCE JUL 1 1.4 1.1 0.3 1.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 27 26 1 10
MONTH TO DATE 513 416 97 433
SINCE DEC 1 513 416 97 433
SINCE JUL 1 1323 1269 54 1060
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 7 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 0.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 7:00 AM
LOWEST 27 3:00 PM
AVERAGE 60
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 73 1990
MINIMUM TEMPERATURE (F) 29 4 1953
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 7:36 AM EST SUNSET 5:16 PM EST
DECEMBER 18 2025......SUNRISE 7:36 AM EST SUNSET 5:17 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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