Climatological Report (Monthly)
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000
CXUS56 KSEW 011837 CCA
CLMUIL

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE WA
1137 AM PDT SUN OCT 1 2017

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

...THE QUILLAYUTE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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              97   09/02/1988
 LOW               28   09/27/1972
HIGHEST            88   09/03        MM      MM       76  09/13
LOWEST             36   09/22        MM      MM       36  09/29
AVG. MAXIMUM     70.3              66.2     4.1     65.1
AVG. MINIMUM     47.8              46.9     0.9     46.8
MEAN             59.1              56.6     2.5     55.9
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.1    -0.1        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.82   1997
 MINIMUM         0.12   1991
TOTALS           3.79              3.82   -0.03     4.18
DAILY AVG.       0.13              0.13    0.00     0.14
DAYS >= .01         9              10.9    -1.9       15
DAYS >= .10         6               6.2    -0.2        8
DAYS >= .50         3               2.8     0.2        5
DAYS >= 1.00        1               1.0     0.0        0
GREATEST
 24 HR. TOTAL    1.25   09/18 TO 09/18

DEGREE_DAYS
HEATING TOTAL     191               256     -65      265
 SINCE 7/1        497               625    -128      541
COOLING TOTAL      20                 2      18        0
 SINCE 1/1         73                19      54       54
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.7
HIGHEST WIND SPEED/DIRECTION    24/230    DATE  09/17
HIGHEST GUST SPEED/DIRECTION    33/240    DATE  09/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      27     FOG W/VIS <= 1/4 MILE     10
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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