220 
CDUS46 KPQR 131203
CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
402 AM PST TUE DEC 13 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 12 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46    131 PM  63    1995  46      0       61
  MINIMUM         25    539 AM  14    1972  35    -10       54
  AVERAGE         36                        40     -4       58

PRECIPITATION (IN)
  YESTERDAY        0.00          0.93 1973   0.18  -0.18     0.13
  MONTH TO DATE    0.01                      2.27  -2.26     4.23
  SINCE OCT 1      8.72                     10.90  -2.18    14.73
  SINCE JAN 1     34.60                     32.81   1.79    42.06

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       29                        25      4        7
  MONTH TO DATE  341                       283     58      237
  SINCE DEC 1    341                       283     58      237
  SINCE JUL 1   1274                      1252     22     1245

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    362                       424    -62      314
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     40           400 PM
 AVERAGE    70

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        61      2010
                                             1977
 MINIMUM TEMPERATURE (F)   35        18      1972


SUNRISE AND SUNSET
DECEMBER 13 2011......SUNRISE   742 AM PST   SUNSET   427 PM PST
DECEMBER 14 2011......SUNRISE   743 AM PST   SUNSET   427 PM PST


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




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