791
CDUS43 KLOT 172145
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
445 PM CDT SAT MAY 17 2025
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 17 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 70 2:57 PM 91 1934 72 -2 82
MINIMUM 51 4:46 AM 32 1930 50 1 51
AVERAGE 61 61 0 67
PRECIPITATION (IN)
TODAY 0.00 2.25 1969 0.14 -0.14 0.00
MONTH TO DATE 0.94 2.13 -1.19 2.94
SINCE MAR 1 5.92 8.28 -2.36 11.41
SINCE JAN 1 7.17 11.51 -4.34 13.98
SNOWFALL (IN)
TODAY 0.0 T 2017 0.0 0.0 0.0
MONTH TO DATE T 0.0 0.0 T
SINCE MAR 1 4.2 5.8 -1.6 6.1
SINCE JUL 1 17.1 37.1 -20.0 27.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 4 6 -2 0
MONTH TO DATE 95 138 -43 57
SINCE MAR 1 1219 1480 -261 1144
SINCE JUL 1 5814 6408 -594 5318
COOLING
TODAY 0 2 -2 2
MONTH TO DATE 34 17 17 8
SINCE MAR 1 38 24 14 24
SINCE JAN 1 38 24 14 24
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 18.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 12:00 AM
LOWEST 39 2:00 PM
AVERAGE 55
......................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 94 1934
MINIMUM TEMPERATURE (F) 50 31 2002
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:33 AM CDT SUNSET 8:13 PM CDT
MAY 18 2025...........SUNRISE 5:32 AM CDT SUNSET 8:14 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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