Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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764
CDUS43 KLOT 280634
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT THU AUG 28 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 27 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 74 12:30 PM 98 2024 81 -7 98
MINIMUM 49 5:45 AM 40 1915 60 -11 71
AVERAGE 62 70 -8 85
PRECIPITATION (IN)
YESTERDAY T 2.70 1950 0.14 -0.14 0.04
MONTH TO DATE 2.97 3.62 -0.65 1.22
SINCE JUN 1 12.84 12.66 0.18 13.48
SINCE JAN 1 21.24 26.22 -4.98 28.48
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 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
YESTERDAY 3 0 3 0
MONTH TO DATE 14 0 14 7
SINCE JUN 1 23 30 -7 15
SINCE JUL 1 14 3 11 9
COOLING
YESTERDAY 0 6 -6 20
MONTH TO DATE 198 198 0 201
SINCE JUN 1 816 654 162 733
SINCE JAN 1 854 715 139 801
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 46 12:00 PM
AVERAGE 72
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 97 1955
MINIMUM TEMPERATURE (F) 60 38 1915
SUNRISE AND SUNSET
AUGUST 28 2025........SUNRISE 6:18 AM CDT SUNSET 7:36 PM CDT
AUGUST 29 2025........SUNRISE 6:19 AM CDT SUNSET 7:35 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$