Climatological Report (Daily)
Issued by NWS
Issued by NWS
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554
CDUS43 KLOT 152136
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT TUE SEP 15 2026
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 83 2:58 PM 89 2017 76 7 80
MINIMUM 66 9:27 AM 39 2007 57 9 60
AVERAGE 75 66 9 70
PRECIPITATION (IN)
TODAY 0.18 0.92 2013 0.10 0.08 0.00
MONTH TO DATE 0.45 1.54 -1.09 1.40
SINCE SEP 1 0.45 1.54 -1.09 1.40
SINCE JAN 1 27.01 23.88 3.13 19.17
DEGREE DAYS
HEATING
TODAY 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
TODAY 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 9.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 AM
LOWEST 53 1:00 AM
AVERAGE 73
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2017
2024
MINIMUM TEMPERATURE (F) 56 43 2014
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 6:32 AM CDT SUNSET 7:01 PM CDT
SEPTEMBER 16 2026.....SUNRISE 6:33 AM CDT SUNSET 6:59 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$