Climatological Report (Monthly) Issued by NWS
000
CXUS53 KLOT 011758
CLMPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1158 AM CST MON JAN 01 2024
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...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 69 12/03/2012
12/05/2001
LOW -8 12/23/2022
12/19/2016
12/22/2000
HIGHEST 57 12/25 60 12/29
LOWEST 17 12/19 -8 12/23
AVG. MAXIMUM 44.4 36.9 7.5 36.5
AVG. MINIMUM 32.3 24.0 8.3 22.9
MEAN 38.4 30.4 8.0 29.7
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 10.0 -10.0 9
DAYS MIN <= 32 17 25.5 -8.5 21
DAYS MIN <= 0 0 1.2 -1.2 3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.30 2008
MINIMUM 0.27 2017
TOTALS 2.33 1.64 0.69 1.84
DAILY AVG. 0.08 0.05 0.03 0.06
DAYS >= .01 10 8.4 1.6 6
DAYS >= .10 6 4.1 1.9 3
DAYS >= .50 1 1.3 -0.3 1
DAYS >= 1.00 0 0.3 -0.3 1
GREATEST
24 HR. TOTAL 0.58 12/01 TO 12/01 1.30
DEGREE DAYS
HEATING TOTAL 817 1071 -254 1084
SINCE 7/1 1875 2251 -376 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 878 933 -55 MM
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WIND (MPH)
AVERAGE WIND SPEED 7.2
HIGHEST WIND SPEED/DIRECTION 32/330 DATE 12/18
HIGHEST GUST SPEED/DIRECTION 42/330 DATE 12/18
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 4
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 3 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 2
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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