Climatological Report (Monthly)
Issued by NWS Portland, OR

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CXUS56 KPQR 020119
CLMSPB


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

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

...THE SCAPPOOSE OR CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            58                                 50  12/20
                                                          12/03
LOWEST             23                                 19  12/17
                                                          12/16
AVG. MAXIMUM     44.6              44.8    -0.2     40.5
AVG. MINIMUM     30.4              32.2    -1.8     29.3
MEAN             37.5              38.5    -1.0     34.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               1.2    -1.2        2
DAYS MIN <= 32     23              13.6     9.4       23
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           3.68              7.40   -3.72     5.30
DAYS >= .01        16                MM      MM       17
DAYS >= .10         8                MM      MM       12
DAYS >= .50         3                MM      MM        4
DAYS >= 1.00        1                MM      MM        0
GREATEST
 24 HR. TOTAL    1.21   12/19 TO 12/19

DEGREE_DAYS
HEATING TOTAL     846               821      25      925
 SINCE 7/1       1968              2051     -83     1869
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        503               251     252      362
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.0
RESULTANT WIND SPEED/DIRECTION   2/207
HIGHEST WIND SPEED/DIRECTION    18/140    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    27/190    DATE  12/19

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

AVERAGE RH (PERCENT)     85

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                1     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      8
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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