Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
000 CXUS53 KILX 011542 CLSDEC CLIMATE REPORT NATIONAL WEATHER SERVICE LINCOLN IL 1042 AM CDT FRI SEP 01 2023 ................................... ...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2023 TO 8/31/2023... 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 MM MM HIGHEST 99 08/24 MM MM 98 LOWEST 47 06/08 MM MM 50 06/09 AVG. MAXIMUM 85.3 84.4 0.9 85.3 AVG. MINIMUM 63.0 63.7 -0.7 64.5 MEAN 74.1 74.0 0.1 74.9 DAYS MAX >= 90 22 21.9 0.1 21 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 10.12 10.73 -0.61 15.77 DAILY AVG. 0.11 0.17 DAYS >= .01 21 30.3 -9.3 29 DAYS >= .10 13 17.2 -4.2 16 DAYS >= .50 7 7.2 -0.2 9 DAYS >= 1.00 5 3.3 1.7 6 GREATEST 24 HR. TOTAL 1.94 3.80 DEGREE DAYS HEATING TOTAL 7 16 -9 0 SINCE 7/1 3 1 2 MM COOLING TOTAL 875 848 27 921 SINCE 1/1 967 958 9 MM FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST 04/24 .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.4 HIGHEST WIND SPEED/DIRECTION 45/270 DATE 06/29 HIGHEST GUST SPEED/DIRECTION 75/270 DATE 06/29 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.26 NUMBER OF DAYS FAIR 67 NUMBER OF DAYS PC 20 NUMBER OF DAYS CLOUDY 5 AVERAGE RH (PERCENT) 72 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 27 MIXED PRECIP 0 HEAVY RAIN 10 RAIN 12 LIGHT RAIN 29 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 36 FOG W/VIS <= 1/4 MILE 2 HAZE 10 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ ERWIN