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

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477
CXUS53 KDMX 011534
CLMALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1032 AM CDT WED NOV 1 2017

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

...THE WATERLOO IA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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              95   10/03/1997
                        10/06/1963
                        10/12/1930
 LOW                0   10/30/1925
HIGHEST            83   10/02        81       2       81  10/17
LOWEST             20   10/28        21      -1       27  10/21
AVG. MAXIMUM     62.0              61.9     0.1     66.6
AVG. MINIMUM     42.6              38.7     3.9     43.5
MEAN             52.3              50.3     2.0     55.0
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      6               8.6    -2.6        3
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.86   2009
 MINIMUM         0.04   1975
TOTALS           5.55              2.48    3.07     2.48
DAILY AVG.       0.18              0.08    0.10     0.08
DAYS >= .01        11               8.5     2.5        9
DAYS >= .10         6               5.0     1.0        3
DAYS >= .50         5               1.5     3.5        1
DAYS >= 1.00        2               0.6     1.4        1

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.0   5
                        0
                        -26215
TOTALS              T               0.3    -0.3      0.0
SINCE 7/1           T               0.3    -0.3      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.1    -0.1        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   10/30 TO 10/30

DEGREE_DAYS
HEATING TOTAL     396               465     -69      310
 SINCE 7/1        492               623    -131      358
COOLING TOTAL      10                 9       1       12
 SINCE 1/1        720               799     -79      869
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.9
HIGHEST WIND SPEED/DIRECTION    31/320    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    42/310    DATE  10/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      0
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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