826
CDUS43 KLOT 212142
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT WED MAY 21 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 21 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 54 2:59 PM 94 1934 73 -19 91
MINIMUM 50 9:29 AM 34 2002 54 -4 63
AVERAGE 52 63 -11 77
PRECIPITATION (IN)
TODAY 0.04 1.79 1982 0.14 -0.10 0.00
MONTH TO DATE 1.14 2.80 -1.66 3.50
SINCE MAR 1 7.72 8.25 -0.53 11.98
SINCE JAN 1 9.08 11.19 -2.11 14.96
DEGREE DAYS
HEATING
TODAY 13 5 8 0
MONTH TO DATE 141 144 -3 40
SINCE MAR 1 1118 1371 -253 985
SINCE JUL 1 5056 5694 -638 4534
COOLING
TODAY 0 3 -3 12
MONTH TO DATE 38 36 2 67
SINCE MAR 1 51 47 4 84
SINCE JAN 1 51 47 4 84
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 9.2
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 77 3:00 PM
AVERAGE 85
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 93 1977
MINIMUM TEMPERATURE (F) 54 40 1929
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 5:25 AM CDT SUNSET 8:10 PM CDT
MAY 22 2025...........SUNRISE 5:25 AM CDT SUNSET 8:11 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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