Climatological Report (Monthly)
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000
CXUS53 KLOT 011526
CLMPWK

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1026 AM CDT SAT OCT 01 2022

...................................

...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             96   09/22/2017
                       09/10/2013
 LOW              34   09/24/2012
HIGHEST           88   09/01                          90  09/17
LOWEST            41   09/29                          51  09/25
AVG. MAXIMUM    75.4               75.3     0.1     79.8
AVG. MINIMUM    57.6               56.3     1.3     59.3
MEAN            66.5               65.8     0.7     69.6
DAYS MAX >= 90     0                1.7    -1.7        1
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        9.43   2008
 MINIMUM        0.31   2004
TOTALS          3.28               3.04    0.24     1.43
DAILY AVG.      0.11               0.10    0.01     0.05
DAYS >= .01        7                9.5    -2.5        8
DAYS >= .10        4                5.4    -1.4        5
DAYS >= .50        2                1.7     0.3        0
DAYS >= 1.00       1                0.7     0.3        0
GREATEST
 24 HR. TOTAL   1.98   09/11 TO 09/11               0.44

DEGREE DAYS
HEATING TOTAL     83                 82       1       14
 SINCE 7/1        83                 89      -6       MM
COOLING TOTAL    135                106      29      158
 SINCE 1/1      1115                920     195       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    28/320    DATE  09/11
HIGHEST GUST SPEED/DIRECTION    43/320    DATE  09/11

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     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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