774
CDUS43 KLOT 220633
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SAT AUG 22 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 21 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 3:55 PM 99 1955 82 -2 76
MINIMUM 62 4:03 AM 46 1950 65 -3 65
AVERAGE 71 73 -2 71
PRECIPITATION (IN)
YESTERDAY T 2.00 1874 0.13 -0.13 0.00
MONTH TO DATE 4.23 2.93 1.30 4.68
SINCE JUN 1 14.59 10.74 3.85 12.60
SINCE JAN 1 30.18 25.39 4.79 22.10
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 11 33 -22 13
SINCE JUL 1 0 2 -2 0
COOLING
YESTERDAY 6 8 -2 6
MONTH TO DATE 207 200 7 245
SINCE JUN 1 762 725 37 934
SINCE JAN 1 840 795 45 968
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 11:00 PM
LOWEST 54 2:00 PM
AVERAGE 69
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 1936
MINIMUM TEMPERATURE (F) 65 49 2004
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 6:07 AM CDT SUNSET 7:41 PM CDT
AUGUST 23 2026........SUNRISE 6:08 AM CDT SUNSET 7:40 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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