Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 180636
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT FRI APR 18 2025
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 17 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 60 11:33 AM 86 1977 60 0 66
MINIMUM 41 12:36 AM 22 2022 39 2 47
AVERAGE 51 50 1 57
PRECIPITATION (IN)
YESTERDAY 0.22 3.06 2013 0.13 0.09 0.17
MONTH TO DATE 1.63 2.02 -0.39 2.86
SINCE MAR 1 4.45 4.42 0.03 7.44
SINCE JAN 1 5.70 7.65 -1.95 10.01
SNOWFALL (IN)
YESTERDAY 0.0 3.0 2020 0.0 0.0 0.0
MONTH TO DATE T 0.6 -0.6 0.5
SINCE MAR 1 4.2 5.5 -1.3 6.1
SINCE JUL 1 17.1 36.8 -19.7 27.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 16 -2 8
MONTH TO DATE 338 314 24 244
SINCE MAR 1 1015 1174 -159 923
SINCE JUL 1 5610 6102 -492 5097
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 8
SINCE MAR 1 0 2 -2 8
SINCE JAN 1 0 2 -2 8
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 13.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 2:00 PM
LOWEST 38 10:00 AM
AVERAGE 61
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 91 2002
MINIMUM TEMPERATURE (F) 39 22 1983
1990
SUNRISE AND SUNSET
APRIL 18 2025.........SUNRISE 6:10 AM CDT SUNSET 7:42 PM CDT
APRIL 19 2025.........SUNRISE 6:09 AM CDT SUNSET 7:43 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$