


Climatological Report (Monthly)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
767 CXUS54 KMRX 032039 CLMTRI CLIMATE REPORT NATIONAL WEATHER SERVICE MORRISTOWN, TN 439 PM EDT TUE JUN 03 2025 ................................... ...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1937 TO 2025 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 83 05/15 05/20 LOWEST 39 05/24 AVG. MAXIMUM 74.6 77.1 -2.5 AVG. MINIMUM 53.5 52.3 1.2 MEAN 64.0 64.7 -0.7 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.71 1950 MINIMUM 0.70 2015 TOTALS 4.51 3.82 0.69 DAYS >= .01 17 DAYS >= .10 12 DAYS >= .50 2 DAYS >= 1.00 1 GREATEST 24 HR. TOTAL 1.10 05/20 TO 05/21 SNOWFALL (INCHES) TOTALS 0.0 0.0 0.0 SINCE 7/1 7.9 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 GREATEST SNOW DEPTH 0 DEGREE DAYS HEATING TOTAL 79 91 -12 SINCE 7/1 3798 4142 -344 COOLING TOTAL 56 81 -25 SINCE 1/1 115 95 20 ................................................ WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 RAIN 10 SNOW 0 FOG 17 FOG W/VIS <= 1/4 MILE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$