679
CDUS43 KLOT 302133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT MON JUN 30 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 30 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 90 2:59 PM 99 1913 84 6 71
1953
MINIMUM 74 4:00 AM 45 1943 65 9 59
AVERAGE 82 74 8 65
PRECIPITATION (IN)
TODAY 0.00 2.60 2014 0.12 -0.12 0.00
MONTH TO DATE 3.63 4.10 -0.47 3.10
SINCE JUN 1 3.63 4.10 -0.47 3.10
SINCE JAN 1 13.13 18.75 -5.62 18.37
SNOWFALL (IN)
TODAY 0.0 T 1932 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 17.6 38.4 -20.8 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 13 29 -16 6
SINCE JUN 1 13 29 -16 6
SINCE JUL 1 5441 5972 -531 4775
COOLING
TODAY 17 10 7 0
MONTH TO DATE 296 199 97 278
SINCE JUN 1 296 199 97 278
SINCE JAN 1 330 269 61 358
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1:00 AM
LOWEST 45 3:00 PM
AVERAGE 65
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 103 1956
MINIMUM TEMPERATURE (F) 65 46 1982
SUNRISE AND SUNSET
JUNE 30 2025..........SUNRISE 5:20 AM CDT SUNSET 8:31 PM CDT
JULY 1 2025..........SUNRISE 5:20 AM CDT SUNSET 8:31 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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