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

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CXUS53 KDVN 011000
CLMDVN


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
449 AM CDT MON OCT 1 2018

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

...THE DAVENPORT IA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            93   09/20        80      13
LOWEST             37   09/29        46      -9
AVG. MAXIMUM     77.3              75.0     2.3
AVG. MINIMUM     55.7              51.6     4.1
MEAN             66.5              63.3     3.2
DAYS MAX >= 90      3
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           6.87              3.06    3.81
DAILY AVG.       0.23              0.10    0.13
DAYS >= .01        13
DAYS >= .10         9
DAYS >= .50         5
DAYS >= 1.00        2
GREATEST
 24 HR. TOTAL    2.36   09/05 TO 09/06

SNOWFALL (INCHES)
TOTALS            0.0
SINCE 7/1         0.0
SNOWDEPTH AVG.      0
DAYS >= TRACE       0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   09/30 TO 09/30

DEGREE_DAYS
HEATING TOTAL      83               121     -38
 SINCE 7/1         84               135     -51
COOLING TOTAL     135                70      65
 SINCE 1/1       1041               774     267
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    29/260    DATE  09/21
HIGHEST GUST SPEED/DIRECTION    50/240    DATE  09/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6          HAIL        0
SLEET                     0          FOG        14
FOG W/VIS <= 1/4 MILE     3          HAZE        5


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

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