Climatological Report (Daily)
Issued by NWS
Issued by NWS
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060
CDUS43 KLOT 212133
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT THU AUG 21 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 77 2:59 PM 96 2003 82 -5 74
MINIMUM 66 5:14 AM 53 2012 64 2 54
AVERAGE 72 73 -1 64
PRECIPITATION (IN)
TODAY 0.00 1.27 2014 0.12 -0.12 0.00
MONTH TO DATE 3.16 2.46 0.70 0.82
SINCE JUN 1 9.90 9.58 0.32 11.09
SINCE JAN 1 17.67 21.10 -3.43 25.38
DEGREE DAYS
HEATING
TODAY 0 0 0 1
MONTH TO DATE 0 0 0 2
SINCE JUN 1 21 40 -19 16
SINCE JUL 1 0 3 -3 5
COOLING
TODAY 7 8 -1 0
MONTH TO DATE 250 192 58 165
SINCE JUN 1 882 683 199 717
SINCE JAN 1 903 743 160 754
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 62 2:00 PM
AVERAGE 78
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 90 1996
2007
2020
MINIMUM TEMPERATURE (F) 64 51 2004
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:06 AM CDT SUNSET 7:43 PM CDT
AUGUST 22 2025........SUNRISE 6:07 AM CDT SUNSET 7:41 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$