052
CDUS43 KLOT 102142
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT THU SEP 10 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 10 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 77 2:53 PM 95 1983 78 -1 82
2013
MINIMUM 67 6:58 AM 44 1943 59 8 60
AVERAGE 72 69 3 71
PRECIPITATION (IN)
TODAY 0.00 2.48 1922 0.10 -0.10 0.00
MONTH TO DATE 0.06 1.12 -1.06 0.01
SINCE SEP 1 0.06 1.12 -1.06 0.01
SINCE JAN 1 31.03 27.83 3.20 22.46
SNOWFALL (IN)
TODAY 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
TODAY 0 1 -1 0
MONTH TO DATE 0 7 -7 32
SINCE SEP 1 0 7 -7 32
SINCE JUL 1 0 13 -13 37
COOLING
TODAY 7 5 2 6
MONTH TO DATE 139 58 81 14
SINCE SEP 1 139 58 81 14
SINCE JAN 1 1065 930 135 1006
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 40 3:00 PM
AVERAGE 69
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 1952
MINIMUM TEMPERATURE (F) 59 42 1993
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 6:27 AM CDT SUNSET 7:10 PM CDT
SEPTEMBER 11 2026.....SUNRISE 6:28 AM CDT SUNSET 7:08 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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