528
CDUS43 KLOT 020632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT WED SEP 02 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 1 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 95 2:47 PM 101 1953 80 15 77
MINIMUM 77 6:03 AM 45 1949 62 15 58
AVERAGE 86 71 15 68
PRECIPITATION (IN)
YESTERDAY 0.00 2.92 1977 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.12 -0.12 0.00
SINCE SEP 1 0.00 0.12 -0.12 0.00
SINCE JAN 1 30.97 26.83 4.14 22.45
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 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 6 -6 5
COOLING
YESTERDAY 21 7 14 3
MONTH TO DATE 21 7 14 3
SINCE SEP 1 21 7 14 3
SINCE JAN 1 947 879 68 995
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 5:00 AM
LOWEST 49 3:00 PM
AVERAGE 67
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1953
MINIMUM TEMPERATURE (F) 62 44 1946
SUNRISE AND SUNSET
SEPTEMBER 2 2026.....SUNRISE 6:18 AM CDT SUNSET 7:23 PM CDT
SEPTEMBER 3 2026.....SUNRISE 6:19 AM CDT SUNSET 7:22 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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