776
CDUS43 KLOT 270633
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED AUG 27 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 26 2025
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)
YESTERDAY
MAXIMUM 75 3:39 PM 97 1953 82 -7 95
1973
MINIMUM 55 5:41 AM 48 1982 65 -10 77
AVERAGE 65 73 -8 86
PRECIPITATION (IN)
YESTERDAY 0.00 3.66 2012 0.13 -0.13 0.00
MONTH TO DATE 2.81 3.36 -0.55 2.86
SINCE JUN 1 14.84 10.92 3.92 12.61
SINCE JAN 1 24.41 23.40 1.01 28.59
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 10 25 -15 3
SINCE JUL 1 1 1 0 0
COOLING
YESTERDAY 0 8 -8 21
MONTH TO DATE 306 258 48 261
SINCE JUN 1 1074 833 241 935
SINCE JAN 1 1125 915 210 1048
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 6:00 AM
LOWEST 33 4:00 PM
AVERAGE 53
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 2024
MINIMUM TEMPERATURE (F) 65 46 1935
1982
SUNRISE AND SUNSET
AUGUST 27 2025........SUNRISE 6:12 AM CDT SUNSET 7:32 PM CDT
AUGUST 28 2025........SUNRISE 6:13 AM CDT SUNSET 7:30 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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