Climatological Report (Daily)
Issued by NWS Portland, ME

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CDUS41 KGYX 112147
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
447 PM EST MON DEC 11 2017


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

...THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 11 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1941 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         38    121 PM  60    1966  39     -1       31
  MINIMUM         30    205 AM  -6    1958  22      8        8
  AVERAGE         34                        30      4       20

PRECIPITATION (IN)
  TODAY            0.00          2.01 1887   0.14  -0.14     0.00
  MONTH TO DATE    1.23                      1.54  -0.31     1.31
  SINCE DEC 1      1.23                      1.54  -0.31     1.31
  SINCE JAN 1     41.40                     44.77  -3.37    38.12

SNOWFALL (IN)
  TODAY            0.0           4.4  1882   0.4   -0.4      0.0
  MONTH TO DATE    6.4                       3.5    2.9      2.2
  SINCE DEC 1      6.4                       3.5    2.9      2.2
  SINCE JUL 1      6.5                       5.4    1.1      2.7
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  TODAY           31                        34     -3       45
  MONTH TO DATE  324                       358    -34      368
  SINCE DEC 1    324                       358    -34      368
  SINCE JUL 1   1489                      1849   -360     1620

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    433                       359     74      553
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           200 AM
 LOWEST     48           200 PM
 AVERAGE    60

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


THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        64      1979
 MINIMUM TEMPERATURE (F)   22       -15      1977


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   705 AM EST   SUNSET   404 PM EST
DECEMBER 12 2017......SUNRISE   706 AM EST   SUNSET   405 PM EST


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




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