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

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000
CXUS53 KDVN 011505
CLADVN


CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
837 AM CST TUE JAN 1 2019

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

...THE DAVENPORT IA CLIMATE SUMMARY FOR THE YEAR OF 2018...

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            96   05/28        84      12
                        05/27
LOWEST            -21   01/01        12     -33
AVG. MAXIMUM     59.3              59.4    -0.1
AVG. MINIMUM     39.6              39.2     0.4
MEAN             49.4              49.3             51.1
DAYS MAX >= 90     16
DAYS MAX <= 32     41
DAYS MIN <= 32    157
DAYS MIN <= 0      14

PRECIPITATION (INCHES)
TOTALS          45.18             36.03    9.15
DAILY AVG.       0.12              0.10    0.02
DAYS >= .01       130
DAYS >= .10        69
DAYS >= .50        28
DAYS >= 1.00       14
GREATEST
 24 HR. TOTAL    3.30   06/20 TO 06/21

SNOWFALL (INCHES)
TOTALS           45.4
SINCE 7/1        15.7
SNOWDEPTH AVG.      0
DAYS >= TRACE      63
DAYS >= 1.0         9
GREATEST
 SNOW DEPTH        10   11/26
 24 HR TOTAL     11.9   11/25 TO 11/25

DEGREE_DAYS
HEATING TOTAL    6601              6511      90
 SINCE 7/1         MM              2580      MM
COOLING TOTAL    1068               786     282
 SINCE 1/1       1068               786     282
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
HIGHEST WIND SPEED/DIRECTION    39/300    DATE  04/27
HIGHEST GUST SPEED/DIRECTION    58/220    DATE  07/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR          199
NUMBER OF DAYS PC            100
NUMBER OF DAYS CLOUDY         66

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             56     HAIL                     1
SLEET                     7     FOG                    189
FOG W/VIS <= 1/4 MILE    38     HAZE                    80

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

$$

===================================================================

NOTE: SUPPLEMENTAL CLIMATE DATA WAS USED FROM A NEARBY
CLIMATOLOGICALLY REPRESENTATIVE STATION, DVNI4.

PARAMETER   DATE
---------   ----
   TN       10/12

  SNOW      ALL OBSERVED SNOW DURING YEAR

===================================================================

GROSS




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