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

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CXUS53 KDMX 011531
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1008 AM CDT TUE MAY 1 2018

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

...THE DES MOINES IA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   04/22/1980
 LOW                9   04/03/1975
HIGHEST            84   04/30        83       1       81  04/09
LOWEST             14   04/04        23      -9       31  04/07
AVG. MAXIMUM     55.4              62.3    -6.9     65.0
AVG. MINIMUM     33.5              41.1    -7.6     45.7
MEAN             44.4              51.7    -7.3     55.4
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      1               0.1     0.9        0
DAYS MIN <= 32     16               5.0    11.0        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.76   1976
 MINIMUM         0.23   1985
TOTALS           1.70              3.86   -2.16     4.16
DAILY AVG.       0.06              0.13   -0.07     0.14
DAYS >= .01         7              11.2    -4.2       15
DAYS >= .10         3               7.2    -4.2        9
DAYS >= .50         1               2.6    -1.6        4
DAYS >= 1.00        1               0.8     0.2        1

SNOWFALL (INCHES)
RECORDS
 TOTAL           15.6   1982
TOTALS            3.1               1.8     1.3        T
SINCE 7/1        31.1              35.3    -4.2     14.3
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               0.5     0.5        0
GREATEST
 SNOW DEPTH         2   04/16                          0  MM
 24 HR TOTAL      2.3   04/15 TO 04/15

DEGREE_DAYS
HEATING TOTAL     614               412     202      297
 SINCE 7/1       6078              6039      39     4715
COOLING TOTAL       5                13      -8       15
 SINCE 1/1          5                14      -9       15
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.1
HIGHEST WIND SPEED/DIRECTION    38/030    DATE  04/13
HIGHEST GUST SPEED/DIRECTION    47/290    DATE  04/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     56



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

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