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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
341 AM PST SUN DEC 25 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 24 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         48    321 PM  60    1980  45      3       43
  MINIMUM         38    530 AM  15    1990  35      3       41
                                      1983
  AVERAGE         43                        40      3       42

PRECIPITATION (IN)
  YESTERDAY        T             1.72 1980   0.17  -0.17     0.04
  MONTH TO DATE    0.14                      4.35  -4.21     5.91
  SINCE OCT 1      8.85                     12.98  -4.13    16.41
  SINCE JAN 1     34.73                     34.89  -0.16    43.74

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

DEGREE DAYS
 HEATING
  YESTERDAY       22                        25     -3       23
  MONTH TO DATE  654                       583     71      507
  SINCE DEC 1    654                       583     71      507
  SINCE JUL 1   1587                      1552     35     1515

 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    16   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79          1000 PM
 LOWEST     56           300 PM
 AVERAGE    68

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        64      1980
 MINIMUM TEMPERATURE (F)   35        19      1990


SUNRISE AND SUNSET
DECEMBER 25 2011......SUNRISE   749 AM PST   SUNSET   432 PM PST
DECEMBER 26 2011......SUNRISE   750 AM PST   SUNSET   432 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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