Climatological Report (Monthly)
Issued by NWS

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957
CXUS56 KSEW 011032
CLMUIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
231 AM PST MON JAN 1 2018

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

...THE QUILLAYUTE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1966 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              64   12/02/1969
 LOW                7   12/08/1972
HIGHEST            59   12/11        MM      MM       52  12/02
                        12/10
LOWEST             26   12/11        MM      MM       20  12/25
AVG. MAXIMUM     47.6              46.0     1.6     42.9
AVG. MINIMUM     32.9              34.7    -1.8     31.1
MEAN             40.2              40.4    -0.2     37.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.7    -0.7        0
DAYS MIN <= 32     18              10.9     7.1       20
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        27.82   1979
 MINIMUM         3.63   1985
TOTALS          11.05             12.99   -1.94    13.13
DAILY AVG.       0.36              0.42   -0.06     0.42
DAYS >= .01        16              22.1    -6.1       21
DAYS >= .10         8              17.6    -9.6       19
DAYS >= .50         5               9.4    -4.4        9
DAYS >= 1.00        5               4.2     0.8        3
GREATEST
 24 HR. TOTAL    2.40   12/19 TO 12/19

DEGREE_DAYS
HEATING TOTAL     762               764      -2      861
 SINCE 7/1       2296              2478    -182     2288
COOLING TOTAL       0                 0       0        0
 SINCE 1/1         73                19      54       54
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.3
HIGHEST WIND SPEED/DIRECTION    31/290    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    40/310    DATE  12/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     84

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       8
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      24     FOG W/VIS <= 1/4 MILE      7
HAZE                      0

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

$$



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