225
CXUS53 KLOT 010925
CLMUGN
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
425 AM CDT TUE SEP 01 2026
...............................
..THE WAUKEGAN IL CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 2000 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 100 08/24/2023
LOW 45 08/15/2004
HIGHEST 87 08/31 96 08/09
LOWEST 52 08/24 46 08/31
AVG. MAXIMUM 78.6 80.0 -1.4 81.6
AVG. MINIMUM 62.6 61.1 1.5 61.9
MEAN 70.6 70.5 0.1 71.7
DAYS MAX >= 90 0 2.5 -2.5 4
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.22 2007
MINIMUM 1.03 2008
TOTALS 6.05 3.59 2.46 1.40
DAILY AVG. 0.20 0.12 0.08 0.05
DAYS >= .01 15 12.6 2.4 9
DAYS >= .10 9 6.2 2.8 4
DAYS >= .50 5 2.5 2.5 0
DAYS >= 1.00 2 1.0 1.0 0
GREATEST
24 HR. TOTAL 1.99 07/31 TO 08/01 0.40
DEGREE DAYS
HEATING TOTAL 2 12 -10 13
SINCE 7/1 6 20 -14 MM
COOLING TOTAL 184 184 0 229
SINCE 1/1 582 547 35 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.2
HIGHEST WIND SPEED/DIRECTION 24/060 DATE 08/01
24/230 08/30
HIGHEST GUST SPEED/DIRECTION 35/080 DATE 08/01
35/340 08/09
AVERAGE RH (PERCENT) 81
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 9 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 7
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 17 FOG W/VIS <= 1/4 MILE 2
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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