


Climatological Report (Seasonal)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
215 CXUS54 KMRX 011941 CLSTRI CLIMATE REPORT NATIONAL WEATHER SERVICE MORRISTOWN, TN 341 PM EDT MON SEP 01 2025 ................................... ...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2025 TO 8/31/2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1937 TO 2025 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 103 06/30/2012 LOW 38 06/02/1966 06/01/1966 HIGHEST 94 06/24 LOWEST 47 08/27 AVG. MAXIMUM 85.5 AVG. MINIMUM 64.0 MEAN 74.7 74.1 0.6 DAYS MAX >= 90 16 DAYS MIN <= 32 0 PRECIPITATION (INCHES) RECORD MAXIMUM 25.26 2003 MINIMUM 5.10 1987 TOTALS 17.73 12.68 5.05 DAILY AVG. 0.19 DAYS >= .01 37 DAYS >= .10 30 DAYS >= .50 18 DAYS >= 1.00 5 GREATEST 24 HR. TOTAL 1.71 08/12 TO 08/13 SNOWFALL (INCHES) TOTALS 0.0 SINCE 7/1 0.0 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 DAYS >= 1.0 0 GREATEST SNOW DEPTH 0 DEGREE DAYS HEATING TOTAL 9 8 1 COOLING TOTAL 932 847 85 ................................................ WIND (MPH) HIGHEST WIND SPEED/DIRECTION 39/230 DATE 06/17 HIGHEST GUST SPEED/DIRECTION 54/230 DATE 06/17 SKY COVER AVERAGE SKY COVER 0.59 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 37 MIXED PRECIP 0 HEAVY RAIN 22 RAIN 21 LIGHT RAIN 35 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 75 FOG W/VIS <= 1/4 MILE 11 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$