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

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CXUS53 KMKX 012048 CCA
CLMMSN

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE IN MILWAUKEE
347 PM CDT SUN OCT 1 2017

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

...THE MADISON WI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   09/02/1953
 LOW               25   09/22/1974
                        09/29/1949
HIGHEST            92   09/23        87       5       88  09/06
LOWEST             40   09/30        36       4       48  09/28
                                                          09/27
AVG. MAXIMUM     76.9              71.8     5.1     74.8
AVG. MINIMUM     52.5              50.2     2.3     57.0
MEAN             64.7              61.0     3.7     65.9
DAYS MAX >= 90      4               0.1     3.9        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.5    -0.5        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.69   1915
 MINIMUM         0.11   1979
TOTALS           0.55              3.13   -2.58     8.46
DAILY AVG.       0.02              0.10   -0.08     0.28
DAYS >= .01         6               9.3    -3.3       13
DAYS >= .10         1               5.4    -4.4        8
DAYS >= .50         0               2.3    -2.3        6
DAYS >= 1.00        0               0.7    -0.7        3
GREATEST
 24 HR. TOTAL    0.39   09/20 TO 09/20              2.93

DEGREE_DAYS
HEATING TOTAL     113               171     -58       42
 SINCE 7/1        138               208     -70       49
COOLING TOTAL     110                51      59       76
 SINCE 1/1        570               564       6      771
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.8
HIGHEST WIND SPEED/DIRECTION    24/170    DATE  09/20
HIGHEST GUST SPEED/DIRECTION    31/160    DATE  09/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                9     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      5
HAZE                      3

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

&&

EIGHTH DRIEST SEPTEMBER ON RECORD.

$$


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