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

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CXUS53 KDMX 011255 RRA
CLMALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
753 AM CDT FRI SEP 1 2017

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

...THE WATERLOO IA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             110   08/18/1936
 LOW               33   08/20/1950
HIGHEST            87   08/20        93      -6       90  08/10
LOWEST             47   08/23        47       0       54  08/21
AVG. MAXIMUM     78.6              82.2    -3.6     81.7
AVG. MINIMUM     55.5              60.2    -4.7     62.0
MEAN             67.1              71.2    -4.1     71.9
DAYS MAX >= 90      0               3.3    -3.3        1
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.33   2007
 MINIMUM         0.08   2003
TOTALS           1.30              4.27   -2.97     5.22
DAILY AVG.       0.04              0.14   -0.10     0.17
DAYS >= .01         6               9.1    -3.1        9
DAYS >= .10         3               6.0    -3.0        6
DAYS >= .50         1               3.1    -2.1        3
DAYS >= 1.00        0               1.3    -1.3        3

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
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   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL      17                16       1        3
 SINCE 7/1         17                20      -3        5
COOLING TOTAL      89               208    -119      223
 SINCE 1/1        591               712    -121      753
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    35/160    DATE  08/21
HIGHEST GUST SPEED/DIRECTION    46/160    DATE  08/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

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

$$


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