


Climatological Report (Seasonal)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
672 CXUS53 KLOT 011753 CLSRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1253 PM CDT MON SEP 01 2025 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2025 TO 8/31/2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1905 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 112 07/14/1936 LOW 35 06/05/1945 06/04/1945 08/30/1915 HIGHEST 94 06/22 98 08/27 LOWEST 43 06/01 45 06/11 AVG. MAXIMUM 83.7 82.2 1.5 83.4 AVG. MINIMUM 62.9 61.7 1.2 62.5 MEAN 73.3 71.9 1.4 72.9 DAYS MAX >= 90 19 13.0 6.0 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 25.76 1972 MINIMUM 3.82 1927 TOTALS 13.17 13.23 -0.06 14.48 DAILY AVG. 0.14 0.14 -0.00 0.16 DAYS >= .01 30 29.8 0.2 32 DAYS >= .10 17 20.0 -3.0 22 DAYS >= .50 10 8.7 1.3 9 DAYS >= 1.00 5 3.6 1.4 4 GREATEST 24 HR. TOTAL 1.79 06/18 TO 06/19 3.68 SNOWFALL (INCHES) RECORDS TOTAL T 2014 TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 MM DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 0 MM 24 HR TOTAL 0.0 0.0 DEGREE DAYS HEATING TOTAL 28 39 -11 15 SINCE 7/1 19 6 13 MM COOLING TOTAL 819 678 141 767 SINCE 1/1 857 739 118 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.1 HIGHEST WIND SPEED/DIRECTION 35/340 DATE 08/16 35/350 06/03 HIGHEST GUST SPEED/DIRECTION 51/230 DATE 06/03 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.56 NUMBER OF DAYS FAIR 17 NUMBER OF DAYS PC 53 NUMBER OF DAYS CLOUDY 22 AVERAGE RH (PERCENT) 70 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 21 MIXED PRECIP 0 HEAVY RAIN 10 RAIN 16 LIGHT RAIN 38 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 51 FOG W/VIS <= 1/4 MILE 2 HAZE 28 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$