333
CDUS44 KMRX 202109
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
509 PM EDT WED MAY 20 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 20 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 90 3:37 PM 91 2022 78 12 83
MINIMUM 58 5:35 AM 32 2002 53 5 59
AVERAGE 74 66 8 71
PRECIPITATION (IN)
TODAY 0.00 1.36 1942 0.12 -0.12 1.00
MONTH TO DATE 0.53 2.43 -1.90 3.10
SINCE MAR 1 4.79 10.18 -5.39 8.85
SINCE JAN 1 11.59 17.64 -6.05 15.48
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 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 0 2 -2 0
MONTH TO DATE 126 74 52 50
SINCE MAR 1 596 892 -296 723
SINCE JUL 1 3835 4125 -290 3769
COOLING
TODAY 9 3 6 6
MONTH TO DATE 36 39 -3 47
SINCE MAR 1 68 53 15 106
SINCE JAN 1 68 53 15 106
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 2.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 33 4:00 PM
AVERAGE 65
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 93 1941
MINIMUM TEMPERATURE (F) 54 37 2002
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 6:19 AM EDT SUNSET 8:34 PM EDT
MAY 21 2026...........SUNRISE 6:18 AM EDT SUNSET 8:34 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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