036
CDUS44 KMRX 210816
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
416 AM EDT THU MAY 21 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 20 2026
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)
YESTERDAY
MAXIMUM 91R 4:26 PM 91 2022 78 13 83
MINIMUM 58 5:35 AM 32 2002 53 5 59
AVERAGE 75 66 9 71
PRECIPITATION (IN)
YESTERDAY 0.18 1.36 1942 0.12 0.06 1.00
MONTH TO DATE 0.71 2.43 -1.72 3.10
SINCE MAR 1 4.97 10.18 -5.21 8.85
SINCE JAN 1 11.77 17.64 -5.87 15.48
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 10 3 7 6
MONTH TO DATE 37 39 -2 47
SINCE MAR 1 69 53 16 106
SINCE JAN 1 69 53 16 106
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 3.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 9:00 PM
LOWEST 33 4:00 PM
AVERAGE 65
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THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 93 1941
MINIMUM TEMPERATURE (F) 54 37 2002
SUNRISE AND SUNSET
MAY 21 2026...........SUNRISE 6:18 AM EDT SUNSET 8:34 PM EDT
MAY 22 2026...........SUNRISE 6:18 AM EDT SUNSET 8:35 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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