Climatological Report (Daily)
Issued by NWS Portland, ME

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CDUS41 KGYX 102143
CLIPWM


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
443 PM EST SUN DEC 10 2017


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

...THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 10 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         37    208 PM  58    2008  39     -2       27
  MINIMUM         26    744 AM  -8    1949  23      3       11
  AVERAGE         32                        31      1       19

PRECIPITATION (IN)
  TODAY            0.02          2.58 1878   0.14  -0.12      T
  MONTH TO DATE    1.23                      1.40  -0.17     1.31
  SINCE DEC 1      1.23                      1.40  -0.17     1.31
  SINCE JAN 1     41.40                     44.63  -3.23    38.12

SNOWFALL (IN)
  TODAY            0.2           9.0  1905   0.4   -0.2       T
  MONTH TO DATE    6.4                       3.1    3.3      2.2
  SINCE DEC 1      6.4                       3.1    3.3      2.2
  SINCE JUL 1      6.5                       5.0    1.5      2.7
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  TODAY           33                        34     -1       46
  MONTH TO DATE  293                       324    -31      323
  SINCE DEC 1    293                       324    -31      323
  SINCE JUL 1   1458                      1815   -357     1575

 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    16   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     56           400 PM
 AVERAGE    78

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


THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        60      1966
 MINIMUM TEMPERATURE (F)   22        -6      1958


SUNRISE AND SUNSET
DECEMBER 10 2017......SUNRISE   704 AM EST   SUNSET   404 PM EST
DECEMBER 11 2017......SUNRISE   705 AM EST   SUNSET   404 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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