


Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
657 CXUS53 KILX 011605 CLSDEC CLIMATE REPORT NATIONAL WEATHER SERVICE LINCOLN IL 1105 AM CDT SUN JUN 01 2025 ................................... ...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM 3/1/2025 TO 5/31/2025... 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 16 03/02/2025 HIGHEST 91 05/15 MM MM 90 LOWEST 16R 03/02 MM MM 24 AVG. MAXIMUM 67.8 63.4 4.4 67.8 AVG. MINIMUM 44.6 42.7 1.9 46.3 MEAN 56.2 53.0 3.2 57.0 DAYS MAX >= 90 1 1.0 0.0 1 DAYS MAX <= 32 0 1.0 -1.0 0 DAYS MIN <= 32 16 21.8 -5.8 14 DAYS MIN <= 0 0 0.2 -0.2 0 PRECIPITATION (INCHES) RECORD MAXIMUM MM MM MINIMUM MM MM TOTALS 9.73 10.55 -0.82 13.08 DAILY AVG. 0.10 0.14 DAYS >= .01 34 35.0 -1.0 37 DAYS >= .10 22 21.2 0.8 27 DAYS >= .50 5 7.3 -2.3 7 DAYS >= 1.00 2 2.2 -0.2 3 GREATEST 24 HR. TOTAL 1.20 1.82 DEGREE DAYS HEATING TOTAL 874 1209 -335 843 SINCE 7/1 4726 5383 -657 MM COOLING TOTAL 85 110 -25 135 SINCE 1/1 85 110 -25 MM FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST 10/17 LATEST 04/25 .............................................................. WIND (MPH) AVERAGE WIND SPEED 11.0 HIGHEST WIND SPEED/DIRECTION 39/180 DATE 03/19 HIGHEST GUST SPEED/DIRECTION 61/180 DATE 05/16 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.39 NUMBER OF DAYS FAIR 47 NUMBER OF DAYS PC 32 NUMBER OF DAYS CLOUDY 13 AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 20 MIXED PRECIP 0 HEAVY RAIN 16 RAIN 16 LIGHT RAIN 47 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 3 SLEET 0 FOG 28 FOG W/VIS <= 1/4 MILE 1 HAZE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$