581
CDUS43 KLOT 030635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT MON AUG 03 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 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 78 3:38 PM 101 1991 84 -6 78
MINIMUM 65 11:32 PM 51 1985 66 -1 59
AVERAGE 72 75 -3 69
PRECIPITATION (IN)
YESTERDAY 0.00 5.63 1885 0.15 -0.15 0.00
MONTH TO DATE 1.85 0.30 1.55 0.00
SINCE JUN 1 12.21 8.11 4.10 7.92
SINCE JAN 1 27.80 22.76 5.04 17.42
SNOWFALL (IN)
YESTERDAY 0.0 T 1957 0.0 0.0 0.0
2015
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 7 10 -3 4
MONTH TO DATE 11 20 -9 7
SINCE JUN 1 566 545 21 696
SINCE JAN 1 644 615 29 730
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 14.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 66 4:00 PM
AVERAGE 80
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 98 1930
1944
1964
MINIMUM TEMPERATURE (F) 66 48 1894
SUNRISE AND SUNSET
AUGUST 3 2026........SUNRISE 5:47 AM CDT SUNSET 8:08 PM CDT
AUGUST 4 2026........SUNRISE 5:48 AM CDT SUNSET 8:06 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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