254
CDUS44 KMRX 280839
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
439 AM EDT SUN SEP 28 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 12:02 PM 90 2017 77 -1 82
2019
MINIMUM 62 11:59 PM 37 1940 52 10 67
2001
AVERAGE 69 65 4 75
PRECIPITATION (IN)
YESTERDAY 0.11 1.08 2018 0.10 0.01 0.70
MONTH TO DATE 4.15 2.55 1.60 7.65
SINCE SEP 1 4.15 2.55 1.60 7.65
SINCE JAN 1 38.77 34.26 4.51 38.07
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 0 3 -3 0
MONTH TO DATE 17 24 -7 8
SINCE SEP 1 17 24 -7 8
SINCE JUL 1 24 25 -1 9
COOLING
YESTERDAY 4 2 2 10
MONTH TO DATE 82 137 -55 160
SINCE SEP 1 82 137 -55 160
SINCE JAN 1 1129 1079 50 1288
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 1.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 69 12:00 PM
AVERAGE 85
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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 2025.....SUNRISE 7:23 AM EDT SUNSET 7:17 PM EDT
SEPTEMBER 29 2025.....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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