Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 090645
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1245 AM CST TUE DEC 09 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 8 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 21 1:40 PM 60 1991 37 -16 55
MINIMUM 7 1:01 AM -6 1958 22 -15 29
AVERAGE 14 29 -15 42
PRECIPITATION (IN)
YESTERDAY T 0.67 2009 0.07 -0.07 T
MONTH TO DATE 0.44 0.57 -0.13 T
SINCE DEC 1 0.44 0.57 -0.13 T
SINCE JAN 1 26.40 35.88 -9.48 34.36
SNOWFALL (IN)
YESTERDAY T 6.6 2009 0.3 -0.3 0.0
MONTH TO DATE 7.1 2.2 4.9 0.2
SINCE DEC 1 7.1 2.2 4.9 0.2
SINCE JUL 1 17.1 4.7 12.4 0.8
SNOW DEPTH 8
DEGREE DAYS
HEATING
YESTERDAY 51 36 15 23
MONTH TO DATE 383 274 109 312
SINCE DEC 1 383 274 109 312
SINCE JUL 1 1546 1590 -44 1294
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1015 839 176 958
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 11:00 PM
LOWEST 64 1:00 PM
AVERAGE 74
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 55 2020
MINIMUM TEMPERATURE (F) 22 -12 1958
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 7:13 AM CST SUNSET 4:24 PM CST
DECEMBER 10 2025......SUNRISE 7:14 AM CST SUNSET 4:24 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$