523
CDUS43 KLOT 260641
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
141 AM CDT SAT JUL 26 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 25 2025
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)
YESTERDAY
MAXIMUM 83 3:32 PM 101 1940 84 -1 78
MINIMUM 73 11:59 PM 53 1911 67 6 62
AVERAGE 78 76 2 70
PRECIPITATION (IN)
YESTERDAY 0.01 1.22 1993 0.13 -0.12 0.00
MONTH TO DATE 3.52 2.93 0.59 5.75
SINCE JUN 1 7.15 7.03 0.12 8.85
SINCE JAN 1 16.65 21.68 -5.03 24.12
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 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 13 31 -18 6
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 13 11 2 5
MONTH TO DATE 314 266 48 241
SINCE JUN 1 610 465 145 519
SINCE JAN 1 644 535 109 599
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 4:00 AM
LOWEST 69 4:00 PM
AVERAGE 80
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 99 1955
MINIMUM TEMPERATURE (F) 67 53 1962
1991
SUNRISE AND SUNSET
JULY 26 2025..........SUNRISE 5:40 AM CDT SUNSET 8:16 PM CDT
JULY 27 2025..........SUNRISE 5:41 AM CDT SUNSET 8:15 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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