Climatological Report (Daily)
Issued by NWS
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183
CDUS43 KLOT 122135
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT SAT JUL 12 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 12 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 2:36 PM 97 1952 85 -2 86
1954
1995
MINIMUM 69 5:07 AM 53 1999 67 2 64
AVERAGE 76 76 0 75
PRECIPITATION (IN)
TODAY 0.00 6.16 1957 0.12 -0.12 0.00
MONTH TO DATE 2.93 1.36 1.57 1.78
SINCE JUN 1 6.56 5.46 1.10 4.88
SINCE JAN 1 16.06 20.11 -4.05 20.15
SNOWFALL (IN)
TODAY 0.0 T 1957 0.0 0.0 0.0
1972
2017
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 31 -18 6
SINCE JUL 1 0 0 0 0
COOLING
TODAY 11 11 0 10
MONTH TO DATE 168 123 45 122
SINCE JUN 1 464 322 142 400
SINCE JAN 1 498 392 106 480
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 65 3:00 PM
AVERAGE 81
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 104 1995
MINIMUM TEMPERATURE (F) 67 52 1975
SUNRISE AND SUNSET
JULY 12 2025..........SUNRISE 5:27 AM CDT SUNSET 8:27 PM CDT
JULY 13 2025..........SUNRISE 5:28 AM CDT SUNSET 8:26 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$