Climatological Report (Monthly)
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000
CXUS53 KLOT 011526
CLMMDW

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

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   09/15/1939
 LOW              29   09/28/1942
HIGHEST           94   09/20                          90  09/12
                                                          09/13
                                                          09/19
LOWEST            46   09/29                          50  09/25
AVG. MAXIMUM    78.3               76.3     2.0     81.0
AVG. MINIMUM    61.8               58.8     3.0     62.1
MEAN            70.1               67.5     2.6     71.5
DAYS MAX >= 90     3                2.2     0.8        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       14.17   1961
 MINIMUM        0.01   1979
TOTALS          2.06               2.77   -0.71     0.91
DAILY AVG.      0.07               0.09   -0.02     0.03
DAYS >= .01        8                8.9    -0.9        7
DAYS >= .10        3                5.4    -2.4        4
DAYS >= .50        1                1.7    -0.7        0
DAYS >= 1.00       1                0.5     0.5        0
GREATEST
 24 HR. TOTAL   1.40   09/11 TO 09/11               0.28

DEGREE DAYS
HEATING TOTAL     54                 59      -5       13
 SINCE 7/1        54                 63      -9       MM
COOLING TOTAL    214                136      78      217
 SINCE 1/1      1486               1092     394       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    33/250    DATE  09/20
HIGHEST GUST SPEED/DIRECTION    47/270    DATE  09/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.56
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
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                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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