865
CDUS43 KLOT 282133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT MON JUL 28 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 28 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 91 2:59 PM 100 1983 84 7 85
MINIMUM 76 1:23 AM 51 1984 67 9 70
AVERAGE 84 75 9 78
PRECIPITATION (IN)
TODAY 0.03 2.91 1906 0.12 -0.09 0.03
MONTH TO DATE 3.61 3.31 0.30 5.78
SINCE JUN 1 7.24 7.41 -0.17 8.88
SINCE JAN 1 16.74 22.06 -5.32 24.15
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 31 -18 6
SINCE JUL 1 0 0 0 0
COOLING
TODAY 19 10 9 13
MONTH TO DATE 362 297 65 271
SINCE JUN 1 658 496 162 549
SINCE JAN 1 692 566 126 629
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 68 11:00 AM
AVERAGE 82
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 99 1913
MINIMUM TEMPERATURE (F) 67 50 1984
SUNRISE AND SUNSET
JULY 28 2025..........SUNRISE 5:41 AM CDT SUNSET 8:14 PM CDT
JULY 29 2025..........SUNRISE 5:42 AM CDT SUNSET 8:13 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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