Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 170633
CLIUGN
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED SEP 17 2025
...................................
...THE WAUKEGAN IL CLIMATE SUMMARY FOR SEPTEMBER 16 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 2000 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 2:53 PM 84 2016 73 7 83
MINIMUM 57 10:40 PM 41 2007 54 3 59
AVERAGE 69 63 6 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.78 2010 0.13 -0.13 0.00
MONTH TO DATE 1.60 1.87 -0.27 T
SINCE SEP 1 1.60 1.87 -0.27 T
SINCE JAN 1 21.23 26.23 -5.00 33.53
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 36 37 -1 24
SINCE SEP 1 36 37 -1 24
SINCE JUL 1 52 62 -10 39
COOLING
YESTERDAY 4 2 2 6
MONTH TO DATE 34 52 -18 53
SINCE SEP 1 34 52 -18 53
SINCE JAN 1 807 599 208 724
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 2.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 50 5:00 PM
AVERAGE 72
..........................................................
THE WAUKEGAN IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 2021
MINIMUM TEMPERATURE (F) 53 42 2014
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 6:34 AM CDT SUNSET 6:57 PM CDT
SEPTEMBER 18 2025.....SUNRISE 6:35 AM CDT SUNSET 6:55 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$