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

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000
CXUS53 KDMX 011643
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1031 AM CST WED JAN 1 2014

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

...THE DES MOINES CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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              69   12/03/2012
                        12/28/1984
                        12/08/1946
 LOW              -22   12/23/1989
HIGHEST            54   12/02        55      -1       69  12/03
LOWEST            -14   12/24        -5      -9        2  12/26
                                                          12/25
AVG. MAXIMUM     29.9              34.0    -4.1     39.1
AVG. MINIMUM     12.4              18.0    -5.6     22.5
MEAN             21.1              26.0    -4.9     30.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     20              12.5     7.5        9
DAYS MIN <= 32     29              28.0     1.0       24
DAYS MIN <= 0       5               3.2     1.8        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.72   1931
 MINIMUM            T   2002
TOTALS           0.81              1.42   -0.61     1.93
DAILY AVG.       0.03              0.05   -0.02     0.06
DAYS >= .01         7               8.4    -1.4        6
DAYS >= .10         4               3.6     0.4        4
DAYS >= .50         0               0.8    -0.8        1
DAYS >= 1.00        0               0.2    -0.2        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           28.2   2009
TOTALS           13.6               9.0     4.6     15.5
SINCE 7/1        15.0              11.9     3.1     15.5
SNOWDEPTH AVG.      2                 4      -2        3
DAYS >= 1.0         4               2.8     1.2        3
GREATEST
 SNOW DEPTH         6   12/23                         11  12/20
                        12/22
 24 HR TOTAL      5.3   12/08 TO 12/08

DEGREE_DAYS
HEATING TOTAL    1353              1209     144     1054
 SINCE 7/1       2556              2467      89     2151
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1353              1066     287     1613
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
HIGHEST WIND SPEED/DIRECTION    33/310    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    44/330    DATE  12/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              1
LT FREEZING RAIN          5     HAIL                       0
HEAVY SNOW                0     SNOW                       5
LIGHT SNOW               18     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      2
HAZE                     13

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

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