553
CDUS44 KMRX 190835
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
435 AM EDT TUE MAY 19 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 18 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 93R 4:09 PM 92 1962 78 15 79
MINIMUM 56 5:11 AM 34 1973 53 3 53
AVERAGE 75 65 10 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.90 1993 0.13 -0.13 0.00
MONTH TO DATE 0.53 2.18 -1.65 2.10
SINCE MAR 1 4.79 9.93 -5.14 7.85
SINCE JAN 1 11.59 17.39 -5.80 14.48
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 3 -3 0
MONTH TO DATE 126 70 56 50
SINCE MAR 1 596 888 -292 723
SINCE JUL 1 3835 4121 -286 3769
COOLING
YESTERDAY 10 3 7 1
MONTH TO DATE 18 33 -15 41
SINCE MAR 1 50 47 3 100
SINCE JAN 1 50 47 3 100
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 25 4:00 PM
AVERAGE 63
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THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 91 1962
MINIMUM TEMPERATURE (F) 53 35 2002
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 6:20 AM EDT SUNSET 8:33 PM EDT
MAY 20 2026...........SUNRISE 6:19 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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