Climatological Report (Monthly)
Issued by NWS Des Moines, IA

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CXUS53 KDMX 011257
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
756 AM CDT TUE OCT 1 2013

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

...THE DES MOINES CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             101   09/09/2013
                        09/07/1939
                        09/03/1939
 LOW               26   09/28/1942
                        09/30/1899
HIGHEST           101R  09/09        91      10       97  09/04
LOWEST             47   09/29        38       9       36  09/23
                        09/21
AVG. MAXIMUM     82.5              76.1     6.4     79.6
AVG. MINIMUM     60.3              55.2     5.1     53.3
MEAN             71.4              65.6     5.8     66.4
DAYS MAX >= 90      8               1.4     6.6        4
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.1    -0.1        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.81   1914
 MINIMUM         0.15   1882
TOTALS           2.36              3.05   -0.69     0.98
DAILY AVG.       0.08              0.10   -0.02     0.03
DAYS >= .01         6               8.4    -2.4        4
DAYS >= .10         4               5.3    -1.3        2
DAYS >= .50         2               1.9     0.1        1
DAYS >= 1.00        1               0.7     0.3        0

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   5
                        0
                        -26215
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   09/30 TO 09/30

DEGREE_DAYS
HEATING TOTAL      24                94     -70       67
 SINCE 7/1         24               100     -76       69
COOLING TOTAL     221               113     108      115
 SINCE 1/1       1322              1052     270     1599
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    36/260    DATE  09/19
HIGHEST GUST SPEED/DIRECTION    47/260    DATE  09/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     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                       7     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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