Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 300633
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE SEP 30 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 29 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 89 2:52 PM 94 1953 70 19 81
MINIMUM 51 5:39 AM 28 1949 48 3 58
AVERAGE 70 59 11 70
PRECIPITATION (IN)
YESTERDAY 0.00 3.92 1906 0.09 -0.09 0.00
MONTH TO DATE 1.05 3.52 -2.47 2.05
SINCE SEP 1 1.05 3.52 -2.47 2.05
SINCE JAN 1 22.62 30.31 -7.69 31.53
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 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 0 7 -7 0
MONTH TO DATE 59 98 -39 37
SINCE SEP 1 59 98 -39 37
SINCE JUL 1 78 109 -31 46
COOLING
YESTERDAY 5 1 4 5
MONTH TO DATE 106 87 19 102
SINCE SEP 1 106 87 19 102
SINCE JAN 1 963 826 137 937
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 1.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 28 3:00 PM
AVERAGE 64
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1971
MINIMUM TEMPERATURE (F) 48 27 1984
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 6:53 AM CDT SUNSET 6:39 PM CDT
OCTOBER 1 2025.......SUNRISE 6:54 AM CDT SUNSET 6:37 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$