National Weather Service Text Product Display

Climatological Report (Annual)
Issued by NWS Quad Cities, IA IL
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CXUS53 KDVN 012101
CLADVN


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
250 PM CST MON JAN 1 2018

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

...THE DAVENPORT IA CLIMATE SUMMARY FOR THE YEAR OF 2017...

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

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
HIGHEST            94   06/13        84      10
LOWEST            -14   12/31        12     -26
                        12/27
AVG. MAXIMUM     61.4              59.4     2.0
AVG. MINIMUM     40.9              39.2     1.7
MEAN             51.1              49.3             52.1
DAYS MAX >= 90     14
DAYS MAX <= 32     33
DAYS MIN <= 32    124
DAYS MIN <= 0       9

PRECIPITATION (INCHES)
TOTALS          36.91             36.03    0.88
DAILY AVG.       0.10              0.10    0.00
DAYS >= .01       101
DAYS >= .10        58
DAYS >= .50        21
DAYS >= 1.00       10
GREATEST
 24 HR. TOTAL    3.83   09/20 TO 09/21

SNOWFALL (INCHES)
TOTALS           15.2
SINCE 7/1         6.5
SNOWDEPTH AVG.      0
DAYS >= TRACE      49
DAYS >= 1.0         5
GREATEST
 SNOW DEPTH         6   12/30
 24 HR TOTAL      5.4   03/12 TO 03/13

DEGREE_DAYS
HEATING TOTAL    5764              6511    -747
 SINCE 7/1         MM              2580      MM
COOLING TOTAL     770               786     -16
 SINCE 1/1        770               786     -16
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    52/310    DATE  06/15
HIGHEST GUST SPEED/DIRECTION    62/320    DATE  06/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR          206
NUMBER OF DAYS PC             90
NUMBER OF DAYS CLOUDY         63

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             56     HAIL                       5
SLEET                     0     FOG                      149
FOG W/VIS <= 1/4 MILE    31     HAZE                      45

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

NOTE: SUPPLEMENTAL SNOWFALL AMOUNTS FROM DVNI4

$$
National Weather Service National Headquarters
