Climatological Report (Monthly)
Issued by NWS
Issued by NWS
256
CXUS53 KLOT 011527
CLMUGN
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1027 AM CDT SUN JUN 01 2025
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...THE WAUKEGAN IL CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 2000 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 92 05/28/2012
LOW 25 05/09/2020
05/03/2004
HIGHEST 86 05/16 86 05/21
LOWEST 36 05/09 42 05/29
05/23
05/24
05/30
AVG. MAXIMUM 63.8 66.6 -2.8 70.8
AVG. MINIMUM 44.5 45.9 -1.4 49.2
MEAN 54.2 56.3 -2.1 60.0
DAYS MAX >= 90 0 0.2 -0.2 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.9 -0.9 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.69 2004
MINIMUM 0.99 2023
TOTALS 2.72 3.92 -1.20 6.33
DAILY AVG. 0.09 0.13 -0.04 0.20
DAYS >= .01 11 13.6 -2.6 15
DAYS >= .10 6 8.2 -2.2 13
DAYS >= .50 2 3.2 -1.2 5
DAYS >= 1.00 0 1.0 -1.0 3
GREATEST
24 HR. TOTAL 0.95 05/20 TO 05/20 1.16
DEGREE DAYS
HEATING TOTAL 337 298 39 160
SINCE 7/1 5992 6617 -625 MM
COOLING TOTAL 8 27 -19 13
SINCE 1/1 9 32 -23 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.2
HIGHEST WIND SPEED/DIRECTION 37/220 DATE 05/15
HIGHEST GUST SPEED/DIRECTION 51/230 DATE 05/15
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 4
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 3
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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