603
CDUS43 KLOT 170650
CLIUGN
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
150 AM CDT MON AUG 17 2026
...............................
..THE WAUKEGAN IL CLIMATE SUMMARY FOR AUGUST 16 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 2000 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 2:54 PM 94 2025 80 5 94
MINIMUM 67 11:59 PM 50 2004 61 6 72
AVERAGE 76 71 5 83
PRECIPITATION (IN)
YESTERDAY 0.01 1.14 2018 0.12 -0.11 0.30
MONTH TO DATE 3.82 1.85 1.97 0.85
SINCE JUN 1 13.91 9.78 4.13 10.65
SINCE JAN 1 28.66 22.62 6.04 19.08
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 52 86 -34 39
SINCE JUL 1 4 13 -9 3
COOLING
YESTERDAY 11 6 5 18
MONTH TO DATE 114 104 10 168
SINCE JUN 1 488 435 53 703
SINCE JAN 1 512 467 45 712
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 6.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 68 3:00 PM
AVERAGE 84
......................................................
THE WAUKEGAN IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 87 2002
2016
MINIMUM TEMPERATURE (F) 61 52 2013
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:01 AM CDT SUNSET 7:50 PM CDT
AUGUST 18 2026........SUNRISE 6:02 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page