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

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CXUS53 KDMX 011248 RRA
CLMDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
748 AM CDT MON JUN 1 2020

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

...THE DES MOINES IA CLIMATE SUMMARY FOR THE MONTH OF MAY 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2020

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            84   05/25        88      -4       91  05/16
LOWEST             33   05/09        37      -4       35  05/13
AVG. MAXIMUM     68.5              72.4    -3.9     69.1
AVG. MINIMUM     51.8              52.2    -0.4     49.9
MEAN             60.1              62.3    -2.2     59.5
DAYS MAX >= 90      0               0.4    -0.4        1
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           5.57              4.74    0.83     9.50
DAILY AVG.       0.18              0.15    0.03     0.31
DAYS >= .01        14              12.5     1.5       17
DAYS >= .10        10               8.6     1.4       11
DAYS >= .50         4               3.0     1.0        7
DAYS >= 1.00        2               1.1     0.9        4

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.9   2013
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        34.0              35.3    -1.3     48.8
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     184               146      38      214
 SINCE 7/1       6009              6185    -176     6736
COOLING TOTAL      42                62     -20       52
 SINCE 1/1         48                76     -28       56
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
HIGHEST WIND SPEED/DIRECTION    32/300    DATE  05/10
HIGHEST GUST SPEED/DIRECTION    49/150    DATE  05/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  6
  0
  0
  0
  0
  2
HAZE                      2

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

$$

BSS


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