949
CDUS43 KLOT 302134
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT WED APR 30 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 30 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 61 12:40 PM 92 1942 66 -5 75
MINIMUM 47 4:35 AM 31 1931 46 1 50
AVERAGE 54 56 -2 63
PRECIPITATION (IN)
TODAY 0.01 2.15 1970 0.16 -0.15 T
MONTH TO DATE 3.18 3.57 -0.39 4.48
SINCE MAR 1 6.57 5.45 1.12 8.48
SINCE JAN 1 7.93 8.39 -0.46 11.46
DEGREE DAYS
HEATING
TODAY 11 10 1 2
MONTH TO DATE 388 440 -52 343
SINCE MAR 1 977 1228 -251 945
SINCE JUL 1 4915 5551 -636 4494
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 13 9 4 17
SINCE MAR 1 13 11 2 17
SINCE JAN 1 13 11 2 17
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 7.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 4:00 AM
LOWEST 49 12:00 PM
AVERAGE 61
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 90 1951
MINIMUM TEMPERATURE (F) 47 30 1943
SUNRISE AND SUNSET
APRIL 30 2025.........SUNRISE 5:48 AM CDT SUNSET 7:49 PM CDT
MAY 1 2025...........SUNRISE 5:47 AM CDT SUNSET 7:50 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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