615
CDUS44 KMRX 122112
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
512 PM EDT SAT SEP 12 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 85 12:46 PM 94 2019 82 3 80
MINIMUM 65 5:28 AM 42 1940 58 7 49
1993
AVERAGE 75 70 5 65
PRECIPITATION (IN)
TODAY 0.22 1.10 1950 0.10 0.12 0.00
MONTH TO DATE 0.38 1.11 -0.73 2.22
SINCE SEP 1 0.38 1.11 -0.73 2.22
SINCE JAN 1 29.89 32.82 -2.93 36.84
SNOWFALL (IN)
TODAY 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 17
SINCE SEP 1 0 0 0 17
SINCE JUL 1 0 1 -1 24
COOLING
TODAY 10 5 5 0
MONTH TO DATE 148 80 68 11
SINCE SEP 1 148 80 68 11
SINCE JAN 1 1272 1022 250 1058
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 1.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 57 12:00 PM
AVERAGE 79
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 96 2019
MINIMUM TEMPERATURE (F) 58 38 1940
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 7:10 AM EDT SUNSET 7:41 PM EDT
SEPTEMBER 13 2026.....SUNRISE 7:10 AM EDT SUNSET 7:40 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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