535
CDUS43 KLOT 030635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU SEP 03 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 2 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 96 2:14 PM 101 1953 80 16 81
MINIMUM 78 6:25 AM 44 1946 62 16 59
AVERAGE 87 71 16 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.55 2010 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.24 -0.24 0.00
SINCE SEP 1 0.00 0.24 -0.24 0.00
SINCE JAN 1 30.97 26.95 4.02 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 22 6 16 5
MONTH TO DATE 43 13 30 8
SINCE SEP 1 43 13 30 8
SINCE JAN 1 969 885 84 1000
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 12:00 AM
LOWEST 42 1:00 PM
AVERAGE 58
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 1953
MINIMUM TEMPERATURE (F) 62 47 1974
SUNRISE AND SUNSET
SEPTEMBER 3 2026.....SUNRISE 6:19 AM CDT SUNSET 7:22 PM CDT
SEPTEMBER 4 2026.....SUNRISE 6:20 AM CDT SUNSET 7:20 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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