Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 170650
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
150 AM CDT MON AUG 17 2026
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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 87 2:59 PM 94 2025 82 5 94
MINIMUM 70 11:59 PM 52 2004 65 5 73
AVERAGE 79 74 5 84
PRECIPITATION (IN)
YESTERDAY 0.01 0.61 2009 0.13 -0.12 0.48
MONTH TO DATE 3.40 1.85 1.55 1.41
SINCE JUN 1 11.83 8.97 2.86 8.15
SINCE JAN 1 25.76 20.49 5.27 15.92
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 27 40 -13 21
SINCE JUL 1 0 3 -3 0
COOLING
YESTERDAY 14 9 5 19
MONTH TO DATE 146 152 -6 201
SINCE JUN 1 634 643 -9 833
SINCE JAN 1 689 703 -14 854
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 8.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 63 4:00 PM
AVERAGE 82
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 89 2002
2015
MINIMUM TEMPERATURE (F) 65 57 2012
2013
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:01 AM CDT SUNSET 7:49 PM CDT
AUGUST 18 2026........SUNRISE 6:03 AM CDT SUNSET 7:48 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$