286
CDUS43 KLOT 240635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU SEP 24 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 23 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 68 1:43 PM 95 2017 73 -5 78
MINIMUM 60 11:59 PM 29 1995 54 6 66
AVERAGE 64 64 0 72
PRECIPITATION (IN)
YESTERDAY 0.00 2.09 1961 0.10 -0.10 0.09
MONTH TO DATE 2.96 2.48 0.48 0.49
SINCE SEP 1 2.96 2.48 0.48 0.49
SINCE JAN 1 33.93 29.19 4.74 22.94
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 SEP 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 1 4 -3 0
MONTH TO DATE 11 41 -30 32
SINCE SEP 1 11 41 -30 32
SINCE JUL 1 11 47 -36 37
COOLING
YESTERDAY 0 2 -2 7
MONTH TO DATE 186 104 82 120
SINCE SEP 1 186 104 82 120
SINCE JAN 1 1112 976 136 1112
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 7:00 AM
LOWEST 60 11:00 PM
AVERAGE 69
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 93 2017
MINIMUM TEMPERATURE (F) 54 35 1942
1985
1989
SUNRISE AND SUNSET
SEPTEMBER 24 2026.....SUNRISE 6:41 AM CDT SUNSET 6:45 PM CDT
SEPTEMBER 25 2026.....SUNRISE 6:42 AM CDT SUNSET 6:43 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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