Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 050637
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT FRI SEP 05 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 4 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 66 3:20 PM 101 1925 79 -13 80
MINIMUM 42 5:58 AM 39 1974 58 -16 48
AVERAGE 54 68 -14 64
PRECIPITATION (IN)
YESTERDAY T 2.38 2008 0.13 -0.13 0.00
MONTH TO DATE 0.08 0.54 -0.46 0.00
SINCE SEP 1 0.08 0.54 -0.46 0.00
SINCE JAN 1 21.65 27.33 -5.68 29.48
SNOWFALL (IN)
YESTERDAY 0.0 T 2006 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 11 1 10 1
MONTH TO DATE 15 4 11 5
SINCE SEP 1 15 4 11 5
SINCE JUL 1 34 15 19 14
COOLING
YESTERDAY 0 5 -5 0
MONTH TO DATE 1 20 -19 0
SINCE SEP 1 1 20 -19 0
SINCE JAN 1 858 759 99 835
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.0
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 6:00 AM
LOWEST 43 3:00 PM
AVERAGE 70
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 100 1925
MINIMUM TEMPERATURE (F) 58 41 1924
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 6:26 AM CDT SUNSET 7:23 PM CDT
SEPTEMBER 6 2025.....SUNRISE 6:27 AM CDT SUNSET 7:21 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$