Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 120632
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE MAY 12 2026
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 11 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 4:44 PM 94 2022 69 -5 79
MINIMUM 40 12:06 AM 28 1907 48 -8 42
AVERAGE 52 59 -7 61
PRECIPITATION (IN)
YESTERDAY 0.00 2.14 1966 0.13 -0.13 0.00
MONTH TO DATE 0.03 1.35 -1.32 0.85
SINCE MAR 1 9.55 7.50 2.05 5.83
SINCE JAN 1 10.49 10.73 -0.24 7.08
SNOWFALL (IN)
YESTERDAY 0.0 1.0 1966 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 6.8 5.8 1.0 4.2
SINCE JUL 1 30.8 37.1 -6.3 17.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 13 8 5 4
MONTH TO DATE 161 99 62 91
SINCE MAR 1 1205 1441 -236 1215
SINCE JUL 1 6029 6369 -340 5810
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 8 -8 0
SINCE MAR 1 15 15 0 4
SINCE JAN 1 15 15 0 4
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 12:00 AM
LOWEST 24 3:00 PM
AVERAGE 49
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 2022
MINIMUM TEMPERATURE (F) 48 29 1981
SUNRISE AND SUNSET
MAY 12 2026...........SUNRISE 5:38 AM CDT SUNSET 8:08 PM CDT
MAY 13 2026...........SUNRISE 5:37 AM CDT SUNSET 8:09 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$