800
CDUS44 KMRX 130830
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
430 AM EDT TUE MAY 13 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 12 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 71 2:17 PM 89 2000 76 -5 76
MINIMUM 60 10:32 PM 34 2020 51 9 44
AVERAGE 66 64 2 60
PRECIPITATION (IN)
YESTERDAY 0.38 1.99 1950 0.13 0.25 0.00
MONTH TO DATE 0.89 1.43 -0.54 1.95
SINCE MAR 1 6.64 9.18 -2.54 8.28
SINCE JAN 1 13.27 16.64 -3.37 16.22
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 T 1.2 -1.2 0.0
SINCE JUL 1 7.9 9.2 -1.3 3.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 5
MONTH TO DATE 50 52 -2 17
SINCE MAR 1 723 870 -147 640
SINCE JUL 1 3769 4103 -334 3527
COOLING
YESTERDAY 1 2 -1 0
MONTH TO DATE 12 18 -6 31
SINCE MAR 1 71 32 39 55
SINCE JAN 1 71 32 39 55
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 10:00 PM
LOWEST 70 12:00 AM
AVERAGE 85
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 2014
MINIMUM TEMPERATURE (F) 51 34 1969
SUNRISE AND SUNSET
MAY 13 2025...........SUNRISE 6:24 AM EDT SUNSET 8:28 PM EDT
MAY 14 2025...........SUNRISE 6:23 AM EDT SUNSET 8:29 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page