Climatological Report (Annual)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
881
CXUS54 KMRX 012253
CLATRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
553 PM EST THU JAN 01 2026
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...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 103 06/30/2012
LOW -21 01/21/1985
HIGHEST 94 06/24 67 27
LOWEST 4 01/22 45 -41
AVG. MAXIMUM 68.6
AVG. MINIMUM 45.1
MEAN 56.9 56.6 0.3
DAYS MAX >= 90 16
DAYS MAX <= 32 9
DAYS MIN <= 32 103
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 65.64 2003
MINIMUM 22.39 2007
TOTALS 44.41 43.97 0.44
DAILY AVG. 0.12
DAYS >= .01 139
DAYS >= .10 94
DAYS >= .50 39
DAYS >= 1.00 8
GREATEST
24 HR. TOTAL 1.71
SNOWFALL (INCHES)
TOTALS 7.8 9.2 -1.4
SINCE 7/1 1.4
SNOWDEPTH AVG. T
DAYS >= TRACE 30
DAYS >= 1.0 3
GREATEST
SNOW DEPTH 2 01/11
02/20
24 HR TOTAL 1.5 01/10 TO 01/10
02/20 TO 02/20
DEGREE DAYS
HEATING TOTAL 4013 4150 -137
SINCE 7/1 1576 1648 -72
COOLING TOTAL 1154 1104 50
SINCE 1/1 1154 1104 50
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WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 39/230 DATE 06/17
HIGHEST GUST SPEED/DIRECTION 56/240 DATE 02/16
SKY COVER
AVERAGE SKY COVER 0.60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 62 MIXED PRECIP 0
HEAVY RAIN 56 RAIN 67
LIGHT RAIN 137 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 2
LIGHT SNOW 30 SLEET 7
FOG 218 FOG W/VIS <= 1/4 MILE 37
HAZE 23
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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