Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 012133
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT MON SEP 01 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 1 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 78 2:46 PM 102 1953 80 -2 77
MINIMUM 53 5:13 AM 41 1909 59 -6 53
1949
AVERAGE 66 69 -3 65
PRECIPITATION (IN)
TODAY 0.00 1.72 2018 0.14 -0.14 0.00
MONTH TO DATE 0.00 0.14 -0.14 0.00
SINCE SEP 1 0.00 0.14 -0.14 0.00
SINCE JAN 1 21.57 26.93 -5.36 29.48
SNOWFALL (IN)
TODAY 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
TODAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE SEP 1 0 1 -1 0
SINCE JUL 1 19 12 7 9
COOLING
TODAY 1 5 -4 0
MONTH TO DATE 1 5 -4 0
SINCE SEP 1 1 5 -4 0
SINCE JAN 1 858 744 114 835
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 2.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 45 2:00 PM
AVERAGE 73
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1953
MINIMUM TEMPERATURE (F) 59 41 1909
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 6:22 AM CDT SUNSET 7:30 PM CDT
SEPTEMBER 2 2025.....SUNRISE 6:23 AM CDT SUNSET 7:28 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$