Climatological Report (Monthly)
Issued by NWS
Issued by NWS
229
CXUS53 KLOT 010917
CLMUGN
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
317 AM CST SUN FEB 01 2026
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...THE WAUKEGAN IL CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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
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TEMPERATURE (F)
RECORD
HIGH 64 01/07/2008
LOW -23 01/30/2019
HIGHEST 59 01/09 53 01/30
LOWEST -14 01/23 -8 01/21
AVG. MAXIMUM 27.4 30.9 -3.5 30.0
AVG. MINIMUM 12.7 16.0 -3.3 13.0
MEAN 20.1 23.4 -3.3 21.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 19 17.0 2.0 18
DAYS MIN <= 32 29 28.2 0.8 30
DAYS MIN <= 0 8 3.6 4.4 5
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.50 2024
MINIMUM 0.20 2004
TOTALS 0.78 1.41 -0.63 0.46
DAILY AVG. 0.03 0.05 -0.02 0.01
DAYS >= .01 7 8.1 -1.1 6
DAYS >= .10 3 3.8 -0.8 2
DAYS >= .50 0 0.6 -0.6 0
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.33 01/08 TO 01/09 0.29
DEGREE DAYS
HEATING TOTAL 1384 1288 96 1339
SINCE 7/1 3714 3738 -24 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
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WIND (MPH)
AVERAGE WIND SPEED 10.3
HIGHEST WIND SPEED/DIRECTION 38/230 DATE 01/09
HIGHEST GUST SPEED/DIRECTION 55/230 DATE 01/09
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 0
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 5
LIGHT SNOW 16 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 1
HAZE 7
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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