797
CDUS43 KLOT 310633
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN MAY 31 2026
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 30 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 79 11:21 AM 96 1934 76 3 80
MINIMUM 53 4:00 AM 34 1984 55 -2 46
AVERAGE 66 65 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.65 1916 0.15 -0.15 0.00
MONTH TO DATE 0.47 4.02 -3.55 2.17
SINCE MAR 1 9.99 10.17 -0.18 7.15
SINCE JAN 1 10.93 13.40 -2.47 8.40
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
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 0 3 -3 2
MONTH TO DATE 216 195 21 205
SINCE MAR 1 1260 1537 -277 1329
SINCE JUL 1 6084 6465 -381 5924
COOLING
YESTERDAY 1 3 -2 0
MONTH TO DATE 50 50 0 34
SINCE MAR 1 65 57 8 38
SINCE JAN 1 65 57 8 38
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 32 4:00 PM
AVERAGE 61
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THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 106 1934
MINIMUM TEMPERATURE (F) 55 36 1897
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:23 AM CDT SUNSET 8:25 PM CDT
JUNE 1 2026..........SUNRISE 5:23 AM CDT SUNSET 8:26 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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