Climatological Report (Monthly)
Issued by NWS Milwaukee/Sullivan, WI

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CXUS53 KMKX 012201
CLMMKE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
501 PM CDT SUN OCT 01 2023

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

...THE MILWAUKEE  WI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   09/15/1939
 LOW              28   09/23/1974
                       09/28/1942
HIGHEST           95   09/03         88       7       89  09/01
LOWEST            53   09/13         40      13       41  09/29
                       09/14
AVG. MAXIMUM    75.2               73.5     1.7     74.1
AVG. MINIMUM    61.2               56.4     4.8     58.4
MEAN            68.2               65.0     3.2     66.3
DAYS MAX >= 90     3                0.7     2.3        0
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        9.87   1941
 MINIMUM        0.02   1979
TOTALS          4.40               3.16    1.24     6.23
DAILY AVG.      0.15               0.11    0.04     0.21
DAYS >= .01       10                8.6     1.4        7
DAYS >= .10        7                5.4     1.6        5
DAYS >= .50        4                2.2     1.8        2
DAYS >= 1.00       1                0.9     0.1        1
GREATEST
 24 HR. TOTAL   1.43   09/26 TO 09/27               5.57

DEGREE DAYS
HEATING TOTAL     26                 94     -68       89
 SINCE 7/1        32                110     -78       MM
COOLING TOTAL    131                 93      38      132
 SINCE 1/1       834                769      65       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    24/220    DATE  09/16
HIGHEST GUST SPEED/DIRECTION    33/210    DATE  09/03
                                33/300          09/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.62
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                6     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                      14     FOG W/VIS <= 1/4 MILE      1
HAZE                      6

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

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