Climatological Report (Daily)
Issued by NWS Portland, OR

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000
CDUS46 KPQR 130242
CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
641 PM PST TUE DEC 12 2017


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 12 2017...
VALID TODAY AS OF 0600 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         45   1148 AM  63    1995  46     -1       47
  MINIMUM         25    421 AM  14    1972  35    -10       38
  AVERAGE         35                        40     -5       43

PRECIPITATION (IN)
  TODAY            0.00          0.93 1973   0.18  -0.18     0.02
  MONTH TO DATE    0.37                      2.27  -1.90     2.55
  SINCE OCT 1     11.38                     10.90   0.48    17.69
  SINCE JAN 1     43.08                     32.81  10.27    41.29

SNOWFALL (IN)
  TODAY            0.0           0.8  1972
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0

DEGREE DAYS
 HEATING
  TODAY           30                        25      5       22
  MONTH TO DATE  288                       283      5      305
  SINCE DEC 1    288                       283      5      305
  SINCE JUL 1   1213                      1252    -39     1015

 COOLING
  TODAY            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    12   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     3.1



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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           200 AM
 LOWEST     53          1100 AM
 AVERAGE    73

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


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


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   742 AM PST   SUNSET   427 PM PST
DECEMBER 13 2017......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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