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000
CXUS53 KDMX 011330
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
754 AM CDT SAT SEP 1 2012

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

...THE DES MOINES CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             110   08/04/1918
 LOW               40   08/20/1950
                        08/24/1891
HIGHEST            99   08/07        96       3       99  08/02
                        08/01                             08/01
LOWEST             51   08/18        53      -2       57  08/25
AVG. MAXIMUM     87.5              83.8     3.7     85.5
AVG. MINIMUM     63.5              64.8    -1.3     67.0
MEAN             75.5              74.3     1.2     76.3
DAYS MAX >= 90     15               5.5     9.5        6
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        13.68   1977
 MINIMUM         0.14   1909
TOTALS           2.32              4.13   -1.81     3.18
DAILY AVG.       0.07              0.13   -0.06     0.10
DAYS >= .01         7               9.1    -2.1        8
DAYS >= .10         4               6.4    -2.4        6
DAYS >= .50         2               2.7    -0.7        3
DAYS >= 1.00        0               1.3    -1.3        1

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
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   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       2                 5      -3        0
 SINCE 7/1          2                 6      -4        0
COOLING TOTAL     331               293      38      356
 SINCE 1/1       1484               939     545     1220
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
HIGHEST WIND SPEED/DIRECTION    46/300    DATE  08/08
HIGHEST GUST SPEED/DIRECTION    54/310    DATE  08/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     58

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                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

&&

AUGUST 2012 WAS A WARMER THAN NORMAL MONTH BUT IT WAS NOT A RECORD
SETTING WARM MONTH LIKE WE HAVE SEEN THIS SUMMER IN DES MOINES.
THERE WERE NO RECORD HIGHS OR LOWS ESTABLISHED THIS PAST MONTH.
TYPICALLY AUGUST HAS ABOUT 7 DAYS IN THE 90S. THIS AUGUST...THERE
WERE 15 DAYS IN THE 90S...ALTHOUGH THERE WERE 17 DAYS WITH A NORMAL
OR BELOW NORMAL DAILY AVERAGE TEMPERATURE. RAINFALL WAS BELOW NORMAL
WITH 2.32 INCHES BUT IT WAS NOT A RECORD SETTING VALUE.

$$

BF