Climatological Report (Monthly)
Issued by NWS Quad Cities IA IL

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000
CXUS53 KDVN 010945
CLMMLI


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
440 AM CDT FRI SEP 1 2017

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

...THE MOLINE CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             106   08/18/1936
 LOW               40   08/28/1986
                        08/29/1934
                        08/30/1915
HIGHEST            87   08/15        85       2
                        08/10
                        08/02
LOWEST             51   08/13        60      -9
AVG. MAXIMUM     81.0              83.8    -2.8
AVG. MINIMUM     58.4              63.2    -4.8
MEAN             69.7              73.5    -3.8
DAYS MAX >= 90      0               5.3    -5.3
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        15.23   1987
 MINIMUM         0.35   1971
TOTALS           0.68              4.52   -3.84
DAILY AVG.       0.02              0.15   -0.13
DAYS >= .01         7               9.8    -2.8
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0               1.5    -1.5
GREATEST
 24 HR. TOTAL    0.28   08/21 TO 08/22

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            0.0               0.0     0.0
SINCE 7/1         0.0               0.0     0.0
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.0     0.0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       1                 6      -5
 SINCE 7/1          1                 8      -7
COOLING TOTAL     153               269    -116
 SINCE 1/1        811               883     -72
.................................................

WIND (MPH)
AVERAGE WIND SPEED              5.8
HIGHEST WIND SPEED/DIRECTION    30/180    DATE  08/14
HIGHEST GUST SPEED/DIRECTION    39/180    DATE  08/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     HAIL                       0
SLEET                     0     FOG                       16
FOG W/VIS <= 1/4 MILE     5     HAZE                       6

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

$$





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