966
CDUS43 KLOT 122138
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT TUE AUG 12 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 12 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 12:03 PM 100 1995 83 5 81
MINIMUM 75 2:59 PM 50 1930 67 8 61
AVERAGE 82 75 7 71
PRECIPITATION (IN)
TODAY 0.04 2.21 2016 0.13 -0.09 0.00
MONTH TO DATE 0.21 1.49 -1.28 0.94
SINCE JUN 1 12.24 9.05 3.19 10.69
SINCE JAN 1 21.81 21.53 0.28 26.67
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 9 25 -16 3
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 17 10 7 6
MONTH TO DATE 168 127 41 126
SINCE JUN 1 936 702 234 800
SINCE JAN 1 987 784 203 913
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 12:00 AM
LOWEST 59 12:00 PM
AVERAGE 75
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1936
MINIMUM TEMPERATURE (F) 67 52 1967
SUNRISE AND SUNSET
AUGUST 12 2025........SUNRISE 5:57 AM CDT SUNSET 7:55 PM CDT
AUGUST 13 2025........SUNRISE 5:58 AM CDT SUNSET 7:53 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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