Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
000 CXUS53 KILX 011855 CLSMTO CLIMATE REPORT NATIONAL WEATHER SERVICE LINCOLN IL 155 PM CDT WED SEP 01 2021 ................................... ...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2021 TO 8/31/2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH MM MM LOW 50 06/22/2021 HIGHEST 96 06/18 MM MM 93 LOWEST 50R 06/22 MM MM 52 AVG. MAXIMUM 84.6 84.2 0.4 84.8 AVG. MINIMUM 66.1 64.0 2.1 65.1 MEAN 75.3 74.1 1.2 75.0 DAYS MAX >= 90 12 16.5 -4.5 15 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM MM MM MINIMUM MM MM TOTALS 18.68 11.10 7.58 7.71 DAILY AVG. 0.21 0.10 DAYS >= .01 32 28.9 3.1 13 DAYS >= .10 23 16.8 6.2 9 DAYS >= .50 13 8.2 4.8 5 DAYS >= 1.00 5 2.8 2.2 3 GREATEST 24 HR. TOTAL 3.37 06/26 TO 06/27 2.71 DEGREE DAYS HEATING TOTAL 4 15 -11 0 SINCE 7/1 2 1 1 0 COOLING TOTAL 979 852 127 939 SINCE 1/1 1079 958 121 1024 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST 04/21 .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.0 HIGHEST WIND SPEED/DIRECTION 41/030 DATE 06/12 HIGHEST GUST SPEED/DIRECTION 55/030 DATE 06/12 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.26 NUMBER OF DAYS FAIR 65 NUMBER OF DAYS PC 23 NUMBER OF DAYS CLOUDY 4 AVERAGE RH (PERCENT) 75 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 22 MIXED PRECIP 0 HEAVY RAIN 19 RAIN 19 LIGHT RAIN 43 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 57 FOG W/VIS <= 1/4 MILE 10 HAZE 15 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$