


Climatological Report (Monthly)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
077 CXUS54 KMRX 012042 CLMTYS CLIMATE REPORT NATIONAL WEATHER SERVICE MORRISTOWN, TN 442 PM EDT THU MAY 01 2025 ................................... ...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2025 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 87 04/04 LOWEST 34 04/09 04/13 AVG. MAXIMUM 74.5 71.2 3.3 AVG. MINIMUM 52.8 48.0 4.8 MEAN 63.7 59.6 4.1 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 17.62 1874 MINIMUM 0.39 1976 TOTALS 5.41 4.71 0.70 DAYS >= .01 10 DAYS >= .10 8 DAYS >= .50 4 DAYS >= 1.00 2 GREATEST 24 HR. TOTAL 1.81 04/23 TO 04/24 SNOWFALL (INCHES) TOTALS 0.0 0.0 0.0 SINCE 7/1 7.5 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 GREATEST SNOW DEPTH 0 DEGREE DAYS HEATING TOTAL 136 198 -62 SINCE 7/1 3088 3476 -388 COOLING TOTAL 103 36 67 SINCE 1/1 109 41 68 ................................................ WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 RAIN 5 SNOW 0 FOG 10 FOG W/VIS <= 1/4 MILE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$