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

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000
CXUS53 KDMX 011639
CLMALO

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

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

...THE WATERLOO CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              67   12/03/2012
 LOW              -29   12/25/2000
                        12/10/1919
HIGHEST            45   12/04        49      -4       67  12/03
LOWEST            -21   12/24       -11     -10       -3  12/30
                                                          12/27
AVG. MAXIMUM     24.3              30.8    -6.5     35.8
AVG. MINIMUM      5.1              13.5    -8.4     17.1
MEAN             14.7              22.2    -7.5     26.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     23              15.4     7.6       13
DAYS MIN <= 32     31              29.2     1.8       27
DAYS MIN <= 0      11               5.7     5.3        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.77   1982
 MINIMUM         0.16   1995
TOTALS           0.94              1.20   -0.26     1.74
DAILY AVG.       0.03              0.04   -0.01     0.06
DAYS >= .01        13               8.4     4.6        8
DAYS >= .10         3               3.4    -0.4        4
DAYS >= .50         0               0.5    -0.5        2
DAYS >= 1.00        0               0.1    -0.1        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           34.0   5
                        0
                        -26215
TOTALS           18.9               9.9     9.0     11.3
SINCE 7/1        24.8              13.3    11.5     11.3
SNOWDEPTH AVG.      2                 4      -2        2
DAYS >= 1.0         8               3.1     4.9        2
GREATEST
 SNOW DEPTH         5   12/26                          9  12/20
                        12/25
                        12/23
 24 HR TOTAL      4.5   12/22 TO 12/22

DEGREE_DAYS
HEATING TOTAL    1549              1328     221     1188
 SINCE 7/1       3155              2811     344     2676
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        837               799      38     1083
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    31/340    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    37/340    DATE  12/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW               15     SLEET                      0
FOG                      25     FOG W/VIS <= 1/4 MILE      4
HAZE                     14

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

$$



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