Climatological Report (Monthly)
Issued by NWS
Issued by NWS
833
CXUS53 KLOT 011541
CLMPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1041 AM CDT WED NOV 01 2023
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...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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 89 10/05/1997
LOW 25 10/31/2023
HIGHEST 85 10/01 79 10/22
10/03
10/23
LOWEST 25R 10/31 33 10/19
10/27
AVG. MAXIMUM MM 62.5 MM 63.7
AVG. MINIMUM MM 44.5 MM 42.2
MEAN MM 53.5 MM 52.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 2 2.5 -0.5 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.18 2017
MINIMUM 0.22 2005
TOTALS MM 3.11 MM 1.67
DAILY AVG. 0.09 0.10 -0.01 0.05
DAYS >= .01 14 10.9 3.1 10
DAYS >= .10 4 5.6 -1.6 4
DAYS >= .50 2 2.1 -0.1 2
DAYS >= 1.00 1 0.7 0.3 0
GREATEST
24 HR. TOTAL 1.58 10/13 TO 10/14 0.72
DEGREE DAYS
HEATING TOTAL MM 370 MM 374
SINCE 7/1 354 458 -104 MM
COOLING TOTAL MM 13 MM 10
SINCE 1/1 878 933 -55 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.0
HIGHEST WIND SPEED/DIRECTION 25/230 DATE 10/24
HIGHEST GUST SPEED/DIRECTION 40/230 DATE 10/24
40/330 10/31
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 6
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 1 SLEET 0
FOG 12 FOG W/VIS <= 1/4 MILE 2
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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