Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 182138
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT MON AUG 18 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88R 2:59 PM 88 2016 82 6 79
MINIMUM 71 7:12 AM 53 2012 65 6 68
AVERAGE 80 73 7 74
PRECIPITATION (IN)
TODAY 0.48 1.65 2016 0.13 0.35 T
MONTH TO DATE 2.09 2.10 -0.01 0.82
SINCE JUN 1 8.83 9.22 -0.39 11.09
SINCE JAN 1 16.60 20.74 -4.14 25.38
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 21 40 -19 14
SINCE JUL 1 0 3 -3 3
COOLING
TODAY 15 8 7 9
MONTH TO DATE 228 168 60 161
SINCE JUN 1 860 659 201 713
SINCE JAN 1 881 719 162 750
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 8.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 68 3:00 PM
AVERAGE 83
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 89 2005
MINIMUM TEMPERATURE (F) 65 56 1997
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:03 AM CDT SUNSET 7:47 PM CDT
AUGUST 19 2025........SUNRISE 6:04 AM CDT SUNSET 7:46 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$