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

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CXUS53 KMKX 011612
CLMMKE

CLIMATE REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1121 AM CDT FRI OCT 01 2021

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

...THE MILWAUKEE  WI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2021

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           89   09/17         88       1       88  09/01
LOWEST            51   09/25         40      11       42  09/19
AVG. MAXIMUM    77.1               73.5     3.6     72.3
AVG. MINIMUM    59.5               56.4     3.1     56.1
MEAN            68.3               65.0     3.3     64.2
DAYS MAX >= 90     0                0.7    -0.7        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          1.68               3.16   -1.48     0.73
DAILY AVG.      0.06               0.11   -0.05     0.03
DAYS >= .01        7                8.6    -1.6        5
DAYS >= .10        3                5.4    -2.4        5
DAYS >= .50        1                2.2    -1.2        0
DAYS >= 1.00       1                0.9     0.1        0
GREATEST
 24 HR. TOTAL   1.14   09/13 TO 09/13               0.25

DEGREE DAYS
HEATING TOTAL     15                 94     -79       92
 SINCE 7/1        18                110     -92      103
COOLING TOTAL    123                 93      30       77
 SINCE 1/1      1032                769     263      931
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.8
HIGHEST WIND SPEED/DIRECTION    32/220    DATE  09/24
HIGHEST GUST SPEED/DIRECTION    52/300    DATE  09/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.46
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                1     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                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      5

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

$$


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