Climatological Report (Daily)
Issued by NWS
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111
CDUS43 KLOT 160636
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT WED SEP 16 2026
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 4:16 PM 89 2017 76 7 80
MINIMUM 66 9:27 AM 39 2007 57 9 60
AVERAGE 75 66 9 70
PRECIPITATION (IN)
YESTERDAY 0.24 0.92 2013 0.10 0.14 0.00
MONTH TO DATE 0.51 1.54 -1.03 1.40
SINCE SEP 1 0.51 1.54 -1.03 1.40
SINCE JAN 1 27.07 23.88 3.19 19.17
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 6 19 -13 34
SINCE SEP 1 6 19 -13 34
SINCE JUL 1 6 26 -20 42
COOLING
YESTERDAY 10 4 6 5
MONTH TO DATE 137 73 64 40
SINCE SEP 1 137 73 64 40
SINCE JAN 1 929 887 42 964
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 9:00 PM
LOWEST 53 1:00 AM
AVERAGE 75
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2017
2024
MINIMUM TEMPERATURE (F) 56 43 2014
SUNRISE AND SUNSET
SEPTEMBER 16 2026.....SUNRISE 6:33 AM CDT SUNSET 6:59 PM CDT
SEPTEMBER 17 2026.....SUNRISE 6:34 AM CDT SUNSET 6:57 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$