Climatological Report (Monthly)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
809 CXUS53 KLOT 011612 CLMRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1112 AM CDT WED MAY 01 2024 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1905 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 93 04/10/1930 LOW 5 04/07/1982 HIGHEST 84 04/14 83 04/15 LOWEST 24 04/06 25 04/02 04/26 AVG. MAXIMUM 62.4 59.7 2.7 62.2 AVG. MINIMUM 40.9 38.5 2.4 36.2 MEAN 51.7 49.1 2.6 49.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 5 7.4 -2.4 12 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.92 1973 MINIMUM 0.28 1915 TOTALS 3.89 3.75 0.14 2.68 DAILY AVG. 0.13 0.13 0.00 0.09 DAYS >= .01 13 11.8 1.2 12 DAYS >= .10 9 7.2 1.8 8 DAYS >= .50 1 2.6 -1.6 2 DAYS >= 1.00 1 1.0 0.0 0 GREATEST 24 HR. TOTAL 1.71 04/01 TO 04/02 1.06 SNOWFALL (INCHES) RECORDS TOTAL 9.0 1936 TOTALS 0.5 0.9 -0.4 0.9 SINCE 7/1 27.3 37.1 -9.8 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 1 04/17 24 HR TOTAL MM 0.7 DEGREE DAYS HEATING TOTAL 408 482 -74 479 SINCE 7/1 5261 6271 -1010 MM COOLING TOTAL 16 5 11 9 SINCE 1/1 16 7 9 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 10.1 HIGHEST WIND SPEED/DIRECTION 30/310 DATE 04/03 30/220 04/16 30/270 04/23 HIGHEST GUST SPEED/DIRECTION 44/290 DATE 04/03 44/280 04/19 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.58 NUMBER OF DAYS FAIR 11 NUMBER OF DAYS PC 7 NUMBER OF DAYS CLOUDY 12 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 5 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 3 LIGHT RAIN 16 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 3 SLEET 0 FOG 10 FOG W/VIS <= 1/4 MILE 0 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$