733
CDUS43 KLOT 310634
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT MON AUG 31 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 30 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 12:23 PM 96 1937 81 0 75
1953
2013
MINIMUM 69 7:50 AM 47 1946 64 5 64
AVERAGE 75 73 2 70
PRECIPITATION (IN)
YESTERDAY 0.16 1.43 1965 0.13 0.03 T
MONTH TO DATE 4.53 3.86 0.67 3.22
SINCE JUN 1 18.05 11.42 6.63 15.25
SINCE JAN 1 31.94 23.90 8.04 24.82
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 3 25 -22 11
SINCE JUL 1 0 1 -1 2
COOLING
YESTERDAY 10 8 2 5
MONTH TO DATE 283 290 -7 319
SINCE JUN 1 870 865 5 1087
SINCE JAN 1 954 947 7 1138
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 7:00 AM
LOWEST 55 1:00 AM
AVERAGE 71
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 1953
MINIMUM TEMPERATURE (F) 64 46 1935
SUNRISE AND SUNSET
AUGUST 31 2026........SUNRISE 6:16 AM CDT SUNSET 7:26 PM CDT
SEPTEMBER 1 2026.....SUNRISE 6:17 AM CDT SUNSET 7:24 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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