921
CDUS43 KLOT 210635
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT TUE JUL 21 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 20 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 4:29 PM 103 1934 85 -3 79
MINIMUM 67 5:17 AM 50 1941 68 -1 69
AVERAGE 75 77 -2 74
PRECIPITATION (IN)
YESTERDAY T 3.03 1978 0.12 -0.12 0.04
MONTH TO DATE 3.17 2.25 0.92 2.46
SINCE JUN 1 10.51 6.26 4.25 7.83
SINCE JAN 1 24.40 18.74 5.66 17.40
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 3 24 -21 9
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 12 -2 9
MONTH TO DATE 295 230 65 274
SINCE JUN 1 488 452 36 598
SINCE JAN 1 572 534 38 649
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 11:00 PM
LOWEST 58 11:00 AM
AVERAGE 70
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 108 1934
MINIMUM TEMPERATURE (F) 68 51 1970
SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE 5:35 AM CDT SUNSET 8:20 PM CDT
JULY 22 2026..........SUNRISE 5:36 AM CDT SUNSET 8:19 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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