Climatological Report (Monthly)
Issued by NWS
Issued by NWS
536
CXUS53 KLOT 011612
CLMPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1112 AM CDT WED MAY 01 2024
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 88 04/27/2021
04/18/2002
04/16/2002
LOW 20 04/07/2018
04/09/1997
HIGHEST 79 04/14 85 04/13
04/27
04/14
04/15
LOWEST 30 04/06 27 04/02
04/25
AVG. MAXIMUM 60.6 58.1 2.5 62.9
AVG. MINIMUM 41.9 39.3 2.6 40.6
MEAN 51.2 48.7 2.5 51.8
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 3 6.1 -3.1 4
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.11 1999
MINIMUM 0.44 2005
TOTALS 2.88 3.31 -0.43 2.77
DAILY AVG. 0.10 0.11 -0.01 0.09
DAYS >= .01 13 11.2 1.8 11
DAYS >= .10 10 6.9 3.1 8
DAYS >= .50 0 1.9 -1.9 1
DAYS >= 1.00 0 0.8 -0.8 1
GREATEST
24 HR. TOTAL 0.83 04/01 TO 04/02 1.35
DEGREE DAYS
HEATING TOTAL 408 495 -87 418
SINCE 7/1 4941 5829 -888 MM
COOLING TOTAL 4 6 -2 28
SINCE 1/1 4 8 -4 MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED 9.5
HIGHEST WIND SPEED/DIRECTION 29/320 DATE 04/12
HIGHEST GUST SPEED/DIRECTION 43/320 DATE 04/12
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 9 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 9
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 1 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 1
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$