314
CDUS43 KLOT 120632
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SAT SEP 12 2026
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 11 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 2:54 PM 95 1931 78 3 79
1952
MINIMUM 61 5:03 AM 44 1940 61 0 67
1943
AVERAGE 71 69 2 73
PRECIPITATION (IN)
YESTERDAY 0.00 4.16 2000 0.08 -0.08 0.00
MONTH TO DATE 0.04 1.10 -1.06 0.06
SINCE SEP 1 0.04 1.10 -1.06 0.06
SINCE JAN 1 32.18 25.13 7.05 24.88
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 6 -6 21
SINCE SEP 1 0 6 -6 21
SINCE JUL 1 0 10 -10 23
COOLING
YESTERDAY 6 5 1 8
MONTH TO DATE 151 71 80 29
SINCE SEP 1 151 71 80 29
SINCE JAN 1 1122 1027 95 1170
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 41 12:00 PM
AVERAGE 63
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 1939
1952
MINIMUM TEMPERATURE (F) 60 44 1940
1955
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 6:28 AM CDT SUNSET 7:05 PM CDT
SEPTEMBER 13 2026.....SUNRISE 6:29 AM CDT SUNSET 7:04 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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