771
CDUS43 KLOT 202137
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT SUN APR 20 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 20 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 56 2:59 PM 87 1987 62 -6 49
MINIMUM 49 5:32 AM 27 1983 43 6 36
AVERAGE 53 52 1 43
PRECIPITATION (IN)
TODAY 0.07 1.27 2000 0.13 -0.06 0.00
MONTH TO DATE 2.46 2.17 0.29 1.54
SINCE MAR 1 5.85 4.05 1.80 5.54
SINCE JAN 1 7.21 6.99 0.22 8.52
DEGREE DAYS
HEATING
TODAY 12 13 -1 22
MONTH TO DATE 325 328 -3 247
SINCE MAR 1 914 1116 -202 849
SINCE JUL 1 4852 5439 -587 4398
COOLING
TODAY 0 0 0 0
MONTH TO DATE 5 0 5 7
SINCE MAR 1 5 2 3 7
SINCE JAN 1 5 2 3 7
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 AM
LOWEST 54 7:00 AM
AVERAGE 69
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 86 1985
MINIMUM TEMPERATURE (F) 43 28 1943
SUNRISE AND SUNSET
APRIL 20 2025.........SUNRISE 6:03 AM CDT SUNSET 7:38 PM CDT
APRIL 21 2025.........SUNRISE 6:01 AM CDT SUNSET 7:39 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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