780
CDUS44 KMRX 212120
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
520 PM EDT TUE APR 21 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 21 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 3:12 PM 85 1952 71 3 82
1957
1963
MINIMUM 31 4:04 AM 26 1983 45 -14 53
AVERAGE 53 58 -5 68
PRECIPITATION (IN)
TODAY 0.00 0.89 1997 0.13 -0.13 0.10
MONTH TO DATE 1.36 2.68 -1.32 2.14
SINCE MAR 1 3.52 6.64 -3.12 4.81
SINCE JAN 1 10.32 14.10 -3.78 11.44
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE MAR 1 0.5 1.2 -0.7 T
SINCE JUL 1 12.7 9.2 3.5 7.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 12 8 4 0
MONTH TO DATE 109 215 -106 185
SINCE MAR 1 446 761 -315 665
SINCE JUL 1 3685 3994 -309 3711
COOLING
TODAY 0 1 -1 3
MONTH TO DATE 23 1 22 41
SINCE MAR 1 29 2 27 41
SINCE JAN 1 29 2 27 41
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 6:00 AM
LOWEST 31 2:00 PM
AVERAGE 62
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 86 1944
MINIMUM TEMPERATURE (F) 45 25 2021
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 6:48 AM EDT SUNSET 8:09 PM EDT
APRIL 22 2026.........SUNRISE 6:47 AM EDT SUNSET 8:10 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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