Climatological Report (Monthly)
Issued by NWS
Issued by NWS
212
CXUS53 KLOT 011517
CLMPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1017 AM CDT FRI AUG 01 2025
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...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JULY 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 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 104 07/06/2012
LOW 50 07/02/2015
07/02/2001
07/24/2000
HIGHEST 96 07/29 93 07/31
LOWEST 59 07/18 52 07/01
AVG. MAXIMUM 85.7 84.0 1.7 83.2
AVG. MINIMUM 67.6 65.8 1.8 64.9
MEAN 76.7 74.9 1.8 74.1
DAYS MAX >= 90 11 7.0 4.0 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 8.13 2011
MINIMUM 1.46 2012
TOTALS 3.44 3.15 0.29 5.69
DAILY AVG. 0.11 0.10 0.01 0.18
DAYS >= .01 10 8.5 1.5 15
DAYS >= .10 7 5.2 1.8 10
DAYS >= .50 4 2.2 1.8 3
DAYS >= 1.00 0 0.8 -0.8 1
GREATEST
24 HR. TOTAL 0.85 07/10 TO 07/11 1.68
DEGREE DAYS
HEATING TOTAL 0 3 -3 3
SINCE 7/1 0 0 0 MM
COOLING TOTAL 368 310 58 295
SINCE 1/1 653 551 102 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.2
HIGHEST WIND SPEED/DIRECTION 23/340 DATE 07/16
HIGHEST GUST SPEED/DIRECTION 33/320 DATE 07/16
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 8 MIXED PRECIP 0
HEAVY RAIN 7 RAIN 6
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 0
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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