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

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000
CXUS53 KDMX 011330
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
828 AM CDT THU JUN 1 2017

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

...THE DES MOINES IA CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             105   05/30/1934
 LOW               26   05/04/1907
HIGHEST            91   05/15        88       3       88  05/30
LOWEST             37   05/02        37       0       40  05/15
                                                          05/14
AVG. MAXIMUM     73.8              72.4     1.4     73.2
AVG. MINIMUM     52.0              52.2    -0.2     52.9
MEAN             62.9              62.3     0.6     63.0
DAYS MAX >= 90      1               0.4     0.6        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.1    -0.1        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.08   1996
 MINIMUM         0.77   1925
TOTALS           4.83              4.74    0.09     4.12
DAILY AVG.       0.16              0.15    0.01     0.13
DAYS >= .01        12              12.5    -0.5       12
DAYS >= .10         9               8.6     0.4        9
DAYS >= .50         4               3.0     1.0        3
DAYS >= 1.00        1               1.1    -0.1        1

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.9   2013
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        14.3              35.3   -21.0     30.3
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   05/31 TO 05/31

DEGREE_DAYS
HEATING TOTAL     122               146     -24      128
 SINCE 7/1       4837              6185   -1348     5006
COOLING TOTAL      65                62       3       74
 SINCE 1/1         80                76       4       93
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.0
HIGHEST WIND SPEED/DIRECTION    44/220    DATE  05/17
HIGHEST GUST SPEED/DIRECTION    59/210    DATE  05/17

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

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       5
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     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.

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