189
CDUS43 KLOT 160637
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT TUE SEP 16 2025
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 15 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 87 2:46 PM 102 1939 76 11 88
MINIMUM 62 5:56 AM 35 2007 54 8 63
AVERAGE 75 65 10 76
PRECIPITATION (IN)
YESTERDAY 0.00 2.00 1912 0.12 -0.12 0.00
MONTH TO DATE 0.30 1.93 -1.63 T
SINCE SEP 1 0.30 1.93 -1.63 T
SINCE JAN 1 21.87 28.72 -6.85 29.48
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 3 -3 0
MONTH TO DATE 59 27 32 26
SINCE SEP 1 59 27 32 26
SINCE JUL 1 78 38 40 35
COOLING
YESTERDAY 10 3 7 11
MONTH TO DATE 39 60 -21 46
SINCE SEP 1 39 60 -21 46
SINCE JAN 1 896 799 97 881
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 36 3:00 PM
AVERAGE 61
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THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 1931
MINIMUM TEMPERATURE (F) 53 34 1916
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 6:38 AM CDT SUNSET 7:04 PM CDT
SEPTEMBER 17 2025.....SUNRISE 6:39 AM CDT SUNSET 7:02 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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