711
CDUS43 KLOT 230647
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
147 AM CDT SUN AUG 23 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 22 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 82 1:12 PM 99 1936 82 0 81
MINIMUM 66 11:59 PM 49 2004 65 1 63
AVERAGE 74 73 1 72
PRECIPITATION (IN)
YESTERDAY 0.00 4.45 2002 0.13 -0.13 0.00
MONTH TO DATE 4.23 3.06 1.17 4.68
SINCE JUN 1 14.59 10.87 3.72 12.60
SINCE JAN 1 30.18 25.52 4.66 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 9 8 1 7
MONTH TO DATE 216 208 8 252
SINCE JUN 1 771 733 38 941
SINCE JAN 1 849 803 46 975
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 42 5:00 PM
AVERAGE 68
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 98 2023
MINIMUM TEMPERATURE (F) 64 48 1904
SUNRISE AND SUNSET
AUGUST 23 2026........SUNRISE 6:08 AM CDT SUNSET 7:40 PM CDT
AUGUST 24 2026........SUNRISE 6:09 AM CDT SUNSET 7:38 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page