663
CDUS44 KMRX 220840
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
440 AM EDT MON SEP 22 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 83 3:47 PM 93 1955 79 4 87
MINIMUM 55 5:48 AM 39 1938 55 0 58
1956
2006
AVERAGE 69 67 2 73
PRECIPITATION (IN)
YESTERDAY 0.87 1.00 1967 0.09 0.78 0.00
1974
MONTH TO DATE 3.52 1.98 1.54 0.99
SINCE SEP 1 3.52 1.98 1.54 0.99
SINCE JAN 1 38.14 33.69 4.45 31.41
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 2 -2 0
MONTH TO DATE 17 10 7 8
SINCE SEP 1 17 10 7 8
SINCE JUL 1 24 11 13 9
COOLING
YESTERDAY 4 4 0 8
MONTH TO DATE 45 120 -75 111
SINCE SEP 1 45 120 -75 111
SINCE JAN 1 1092 1062 30 1239
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 44 3:00 PM
AVERAGE 72
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 90 2005
2007
2024
MINIMUM TEMPERATURE (F) 54 39 1983
SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE 7:18 AM EDT SUNSET 7:26 PM EDT
SEPTEMBER 23 2025.....SUNRISE 7:19 AM EDT SUNSET 7:24 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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