Climatological Report (Monthly)
Issued by NWS Portland, OR

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CXUS56 KPQR 020119
CLMVUO


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
519 PM PST MON JAN 1 2018

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

...THE VANCOUVER WA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              66   12/18/2005
 LOW              -10   12/13/1919
                        12/12/1919
HIGHEST            56                MM      MM       52  12/20
                                                          12/03
LOWEST             22                MM      MM       23  12/16
                                                          12/15
AVG. MAXIMUM     45.7              46.7    -1.0     42.2
AVG. MINIMUM     31.8              34.5    -2.7     31.3
MEAN             38.8              40.6    -1.8     36.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.5    -0.5        0
DAYS MIN <= 32     20              10.2     9.8       20
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
TOTALS           3.14                               4.76
DAYS >= .01        16                                 19
DAYS >= .10         7                                 12
DAYS >= .50         3                                  2
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.66   12/19 TO 12/19

DEGREE_DAYS
HEATING TOTAL     807                                867
 SINCE 7/1       1768                               1655
COOLING TOTAL       0                                  0
 SINCE 1/1        639                                407
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.8
RESULTANT WIND SPEED/DIRECTION   3/130
HIGHEST WIND SPEED/DIRECTION    23/100    DATE  12/06
HIGHEST GUST SPEED/DIRECTION    37/120    DATE  12/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60

AVERAGE RH (PERCENT)     84

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

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

$$



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