554
CDUS43 KLOT 052139
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT TUE AUG 05 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 5 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 83 1:34 PM 102 1918 84 -1 91
MINIMUM 65 5:10 AM 51 1994 66 -1 74
AVERAGE 74 75 -1 83
PRECIPITATION (IN)
TODAY 0.00 2.72 1924 0.14 -0.14 T
MONTH TO DATE 0.00 0.72 -0.72 0.51
SINCE JUN 1 7.92 8.53 -0.61 9.50
SINCE JAN 1 17.42 23.18 -5.76 24.77
SNOWFALL (IN)
TODAY 0.0 T 1932 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 13 33 -20 6
SINCE JUL 1 0 2 -2 0
COOLING
TODAY 9 10 -1 18
MONTH TO DATE 28 50 -22 78
SINCE JUN 1 717 575 142 672
SINCE JAN 1 751 645 106 752
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 38 2:00 PM
AVERAGE 68
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 101 1918
1947
MINIMUM TEMPERATURE (F) 66 48 1994
SUNRISE AND SUNSET
AUGUST 5 2025........SUNRISE 5:50 AM CDT SUNSET 8:05 PM CDT
AUGUST 6 2025........SUNRISE 5:51 AM CDT SUNSET 8:04 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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