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

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000
CXUS53 KDMX 011344
CLMALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
844 AM CDT SAT JUN 1 2013

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

...THE WATERLOO CLIMATE SUMMARY FOR THE MONTH OF MAY 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             108   05/31/1934
 LOW               22   05/03/2005
                        05/04/1907
HIGHEST            96   05/14        88       8       92  05/27
LOWEST             32   05/13        33      -1       40  05/13
                        05/03                             05/10
                        05/02
AVG. MAXIMUM     69.8              72.0    -2.2     77.9
AVG. MINIMUM     48.6              49.0    -0.4     52.4
MEAN             59.2              60.5    -1.3     65.1
DAYS MAX >= 90      1               0.6     0.4        2
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      3               0.6     2.4        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.36   2004
 MINIMUM         0.65   1934
TOTALS          10.81              4.53    6.28     3.20
DAILY AVG.       0.35              0.15    0.20     0.10
DAYS >= .01        16              12.4     3.6       12
DAYS >= .10        10               8.1     1.9        8
DAYS >= .50         7               2.7     4.3        3
DAYS >= 1.00        4               1.3     2.7        0

SNOWFALL (INCHES)
RECORDS
 TOTAL            2.0   5
                        0
                        -26215
TOTALS            1.7               0.0     1.7      0.0
SINCE 7/1        50.0              35.3    14.7     25.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               0.0     1.0        0
GREATEST
 SNOW DEPTH         2R  05/03                          0  MM
 24 HR TOTAL      1.2   MM

DEGREE_DAYS
HEATING TOTAL     222               188      34       87
 SINCE 7/1       7233              7004     229     5734
COOLING TOTAL      49                48       1      101
 SINCE 1/1         53                56      -3      123
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.8
HIGHEST WIND SPEED/DIRECTION    37/270    DATE  05/29
HIGHEST GUST SPEED/DIRECTION    51/310    DATE  05/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                       9
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

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