Climatological Report (Daily)
Issued by NWS Portland, OR

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CDUS46 KPQR 151144
CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
343 AM PST FRI DEC 15 2017


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         44    148 PM  60    2006  45     -1       35
                                      2002
  MINIMUM         32    342 AM  23    2008  35     -3       27
                                      1972
  AVERAGE         38                        40     -2       31

PRECIPITATION (IN)
  YESTERDAY        0.00          1.35 1946   0.18  -0.18     0.05
  MONTH TO DATE    0.37                      2.62  -2.25     2.60
  SINCE OCT 1     11.38                     11.25   0.13    17.74
  SINCE JAN 1     43.08                     33.16   9.92    41.34

SNOWFALL (IN)
  YESTERDAY        0.0           2.3  2016
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0

DEGREE DAYS
 HEATING
  YESTERDAY       27                        25      2       34
  MONTH TO DATE  342                       333      9      366
  SINCE DEC 1    342                       333      9      366
  SINCE JUL 1   1267                      1302    -35     1076

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    700                       424    276      548
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           300 AM
 LOWEST     57          1000 AM
 AVERAGE    70

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        59      1959
 MINIMUM TEMPERATURE (F)   35        22      2008


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   744 AM PST   SUNSET   427 PM PST
DECEMBER 16 2017......SUNRISE   745 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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