873
CDUS43 KLOT 182134
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT MON MAY 18 2026
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 80 2:31 PM 94 1934 72 8 72
MINIMUM 68 9:41 AM 31 2002 50 18 45
AVERAGE 74 61 13 59
PRECIPITATION (IN)
TODAY 0.05 1.54 1987 0.14 -0.09 0.00
MONTH TO DATE 0.21 2.27 -2.06 0.94
SINCE MAR 1 9.73 8.42 1.31 5.92
SINCE JAN 1 10.67 11.65 -0.98 7.17
SNOWFALL (IN)
TODAY 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
TODAY 0 6 -6 6
MONTH TO DATE 193 144 49 101
SINCE MAR 1 1237 1486 -249 1225
SINCE JUL 1 6061 6414 -353 5820
COOLING
TODAY 9 2 7 0
MONTH TO DATE 27 19 8 34
SINCE MAR 1 42 26 16 38
SINCE JAN 1 42 26 16 38
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 54 1:00 PM
AVERAGE 74
......................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 96 1934
MINIMUM TEMPERATURE (F) 51 31 1929
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:32 AM CDT SUNSET 8:14 PM CDT
MAY 19 2026...........SUNRISE 5:32 AM CDT SUNSET 8:15 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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