793
CDUS44 KMRX 270810
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
410 AM EDT SUN SEP 27 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 26 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 76 2:42 PM 89 1970 77 -1 81
1998
2017
MINIMUM 47 3:14 AM 36 2001 53 -6 65
AVERAGE 62 65 -3 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.52 2024 0.09 -0.09 0.00
MONTH TO DATE 1.71 2.45 -0.74 4.04
SINCE SEP 1 1.71 2.45 -0.74 4.04
SINCE JAN 1 31.22 34.16 -2.94 38.66
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 3 3 0 0
MONTH TO DATE 6 21 -15 17
SINCE SEP 1 6 21 -15 17
SINCE JUL 1 6 22 -16 24
COOLING
YESTERDAY 0 3 -3 8
MONTH TO DATE 271 135 136 78
SINCE SEP 1 271 135 136 78
SINCE JAN 1 1395 1077 318 1125
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 28 5:00 PM
AVERAGE 63
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THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 90 2017
2019
MINIMUM TEMPERATURE (F) 52 37 1940
2001
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 7:22 AM EDT SUNSET 7:19 PM EDT
SEPTEMBER 28 2026.....SUNRISE 7:22 AM EDT SUNSET 7:17 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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