778
CDUS43 KLOT 142134
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT THU AUG 14 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 14 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 84 2:05 PM 99 1944 83 1 86
MINIMUM 66 5:00 AM 48 1964 66 0 66
AVERAGE 75 74 1 76
PRECIPITATION (IN)
TODAY 0.00 6.49 1987 0.15 -0.15 0.00
MONTH TO DATE 0.52 1.95 -1.43 0.85
SINCE JUN 1 8.44 9.76 -1.32 9.84
SINCE JAN 1 17.94 24.41 -6.47 25.11
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 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 10 9 1 11
MONTH TO DATE 166 138 28 133
SINCE JUN 1 855 663 192 727
SINCE JAN 1 889 733 156 807
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 40 1:00 PM
AVERAGE 67
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1944
MINIMUM TEMPERATURE (F) 66 48 2004
SUNRISE AND SUNSET
AUGUST 14 2025........SUNRISE 5:59 AM CDT SUNSET 7:53 PM CDT
AUGUST 15 2025........SUNRISE 6:00 AM CDT SUNSET 7:51 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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