


Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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458 CDUS43 KLOT 170632 CLIRFD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 132 AM CDT FRI OCT 17 2025 ................................... ...THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 16 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1905 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 72 2:30 PM 87 1938 62 10 59 MINIMUM 56 7:29 AM 27 1944 42 14 30 1991 AVERAGE 64 52 12 45 PRECIPITATION (IN) YESTERDAY T 0.91 1914 0.08 -0.08 0.00 MONTH TO DATE 0.36 1.38 -1.02 T SINCE SEP 1 1.41 5.00 -3.59 2.05 SINCE JAN 1 22.98 31.79 -8.81 31.53 SNOWFALL (IN) YESTERDAY 0.0 T 1943 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 1 13 -12 20 MONTH TO DATE 79 167 -88 129 SINCE SEP 1 138 274 -136 166 SINCE JUL 1 157 285 -128 175 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 42 8 34 2 SINCE SEP 1 153 97 56 108 SINCE JAN 1 1010 836 174 943 ................................................................... WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150) AVERAGE WIND SPEED 5.4 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 80 7:00 AM LOWEST 51 2:00 PM AVERAGE 66 .......................................................... THE ROCKFORD IL CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 87 1938 1947 1950 MINIMUM TEMPERATURE (F) 41 24 1952 1992 SUNRISE AND SUNSET OCTOBER 17 2025.......SUNRISE 7:12 AM CDT SUNSET 6:11 PM CDT OCTOBER 18 2025.......SUNRISE 7:13 AM CDT SUNSET 6:09 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$