Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 170638
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT THU APR 17 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR APRIL 16 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 48 2:20 PM 88 2002 58 -10 74
MINIMUM 33 5:34 AM 27 2014 39 -6 49
2020
AVERAGE 41 49 -8 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.01 1999 0.12 -0.12 0.10
MONTH TO DATE 1.20 1.52 -0.32 1.65
SINCE MAR 1 3.30 3.36 -0.06 5.50
SINCE JAN 1 5.03 5.97 -0.94 8.83
DEGREE DAYS
HEATING
YESTERDAY 24 16 8 3
MONTH TO DATE 331 301 30 236
SINCE MAR 1 999 1126 -127 924
SINCE JUL 1 5228 5635 -407 4769
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 2 -2 0
SINCE JAN 1 0 2 -2 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 2:00 AM
LOWEST 49 1:00 PM
AVERAGE 63
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 85 2002
MINIMUM TEMPERATURE (F) 40 28 2001
SUNRISE AND SUNSET
APRIL 17 2025.........SUNRISE 6:07 AM CDT SUNSET 7:35 PM CDT
APRIL 18 2025.........SUNRISE 6:06 AM CDT SUNSET 7:37 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$