645
CDUS44 KMRX 280819
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
419 AM EDT MON SEP 28 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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 74 3:31 PM 90 2017 77 -3 76
2019
MINIMUM 46 2:56 AM 37 1940 52 -6 62
2001
AVERAGE 60 65 -5 69
PRECIPITATION (IN)
YESTERDAY 0.00 1.08 2018 0.10 -0.10 0.11
MONTH TO DATE 1.71 2.55 -0.84 4.15
SINCE SEP 1 1.71 2.55 -0.84 4.15
SINCE JAN 1 31.22 34.26 -3.04 38.77
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 5 3 2 0
MONTH TO DATE 11 24 -13 17
SINCE SEP 1 11 24 -13 17
SINCE JUL 1 11 25 -14 24
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 271 137 134 82
SINCE SEP 1 271 137 134 82
SINCE JAN 1 1395 1079 316 1129
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 2.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 35 3:00 PM
AVERAGE 68
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THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 2019
MINIMUM TEMPERATURE (F) 52 34 1940
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 7:22 AM EDT SUNSET 7:17 PM EDT
SEPTEMBER 29 2026.....SUNRISE 7:23 AM EDT SUNSET 7:16 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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