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

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CXUS53 KDVN 011421
CLMDBQ


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
915 AM CDT THU JUN 1 2017

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

...THE DUBUQUE CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1873 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             104   05/31/1934
 LOW               21   05/03/2005
HIGHEST            83   05/16        74       9
                        05/15
LOWEST             32   05/03        43     -11
AVG. MAXIMUM     67.5              69.1    -1.6
AVG. MINIMUM     46.9              48.4    -1.5
MEAN             57.2              58.8    -1.6
DAYS MAX >= 90      0               0.1    -0.1
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      1               0.5     0.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.43   1962
 MINIMUM         0.69   1992
TOTALS           2.77              4.19   -1.42
DAILY AVG.       0.09              0.14   -0.05
DAYS >= .01        13              13.0     0.0
DAYS >= .10         8
DAYS >= .50         1
DAYS >= 1.00        0               0.9    -0.9
GREATEST
 24 HR. TOTAL    0.62   04/30 TO 05/01

SNOWFALL (INCHES)
RECORDS
 TOTAL            3.1   1966
TOTALS            0.0               0.0     0.0
SINCE 7/1        27.2              41.9   -14.7
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   05/31 TO 05/31

DEGREE_DAYS
HEATING TOTAL     253               225      28
 SINCE 7/1       6052              7046    -994
COOLING TOTAL      19                32     -13
 SINCE 1/1         24                37     -13
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    44/330    DATE  05/15
HIGHEST GUST SPEED/DIRECTION    60/310    DATE  05/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     HAIL                       0
SLEET                     0     FOG                       16
FOG W/VIS <= 1/4 MILE     3     HAZE                       2

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

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