Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 170647
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
147 AM CDT THU JUL 17 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 16 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 12:20 PM 100 1936 84 3 84
MINIMUM 71 5:03 AM 46 1945 64 7 67
AVERAGE 79 74 5 76
PRECIPITATION (IN)
YESTERDAY 0.19 1.85 1943 0.12 0.07 0.00
MONTH TO DATE 3.34 1.98 1.36 5.45
SINCE JUN 1 6.72 7.21 -0.49 9.92
SINCE JAN 1 15.12 20.77 -5.65 24.92
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 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
YESTERDAY 14 9 5 11
MONTH TO DATE 186 143 43 151
SINCE JUN 1 449 325 124 425
SINCE JAN 1 487 386 101 493
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 AM
LOWEST 57 5:00 PM
AVERAGE 74
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 104 1936
MINIMUM TEMPERATURE (F) 64 49 1976
SUNRISE AND SUNSET
JULY 17 2025..........SUNRISE 5:35 AM CDT SUNSET 8:29 PM CDT
JULY 18 2025..........SUNRISE 5:36 AM CDT SUNSET 8:29 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$