Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 312133
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT THU JUL 31 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 31 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 2:59 PM 105 1916 83 -5 90
MINIMUM 64 6:02 AM 43 1918 63 1 67
AVERAGE 71 73 -2 79
PRECIPITATION (IN)
TODAY 0.00 2.01 1965 0.13 -0.13 T
MONTH TO DATE 6.49 3.81 2.68 7.79
SINCE JUN 1 9.87 9.04 0.83 12.26
SINCE JAN 1 18.27 22.60 -4.33 27.26
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 9 27 -18 8
SINCE JUL 1 0 0 0 2
COOLING
TODAY 6 8 -2 14
MONTH TO DATE 356 274 82 258
SINCE JUN 1 619 456 163 532
SINCE JAN 1 657 517 140 600
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1:00 AM
LOWEST 42 3:00 PM
AVERAGE 63
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1988
MINIMUM TEMPERATURE (F) 63 48 1924
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 5:49 AM CDT SUNSET 8:16 PM CDT
AUGUST 1 2025........SUNRISE 5:50 AM CDT SUNSET 8:15 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$