Climatological Report (Daily)
Issued by NWS
Issued by NWS
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543
CDUS43 KLOT 090638
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT THU OCT 09 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 8 2025...
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)
YESTERDAY
MAXIMUM 65 10:47 AM 87 2007 66 -1 75
MINIMUM 46 11:00 PM 30 2012 47 -1 43
AVERAGE 56 57 -1 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.81 2004 0.11 -0.11 0.00
MONTH TO DATE 0.53 0.88 -0.35 T
SINCE SEP 1 2.23 3.92 -1.69 0.99
SINCE JAN 1 20.00 26.26 -6.26 27.38
DEGREE DAYS
HEATING
YESTERDAY 9 9 0 6
MONTH TO DATE 15 63 -48 31
SINCE SEP 1 49 145 -96 51
SINCE JUL 1 57 152 -95 56
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 43 8 35 4
SINCE SEP 1 183 114 69 142
SINCE JAN 1 1107 928 179 1011
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 4.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 11:00 PM
LOWEST 52 1:00 PM
AVERAGE 71
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 86 2018
MINIMUM TEMPERATURE (F) 47 30 2000
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 6:58 AM CDT SUNSET 6:19 PM CDT
OCTOBER 10 2025.......SUNRISE 6:59 AM CDT SUNSET 6:17 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$