Climatological Report (Daily)
Issued by NWS Boston, MA

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CDUS41 KBOX 130536
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
136 AM EDT FRI APR 13 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 12 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         55    411 PM  85    1977  54      1       60
                                      1945
  MINIMUM         36    545 AM  20    1874  40     -4       48
  AVERAGE         46                        47     -1       54

PRECIPITATION (IN)
  YESTERDAY        0.06          1.44 1894   0.14  -0.08     0.02
  MONTH TO DATE    1.06                      1.65  -0.59     3.62
  SINCE MAR 1      6.13                      5.97   0.16     7.80
  SINCE JAN 1     14.82                     12.58   2.24    15.27

SNOWFALL (IN)
  YESTERDAY        0.0           3.6  1918   0.1   -0.1      0.0
  MONTH TO DATE    1.3                       1.3    0.0      1.2
  SINCE MAR 1     24.6                       9.1   15.5     11.3
  SINCE JUL 1     59.9                      43.2   16.7     47.6
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY       19                        18      1       11
  MONTH TO DATE  296                       241     55      203
  SINCE MAR 1   1149                      1070     79     1154
  SINCE JUL 1   4901                      5112   -211     4693

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        3
  SINCE MAR 1      0                         0      0        3
  SINCE JAN 1      0                         0      0        3
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    11.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          1000 PM
 LOWEST     46           500 PM
 AVERAGE    66

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        86      1977
 MINIMUM TEMPERATURE (F)   40        20      1874


SUNRISE AND SUNSET
APRIL 13 2018.........SUNRISE   607 AM EDT   SUNSET   724 PM EDT
APRIL 14 2018.........SUNRISE   605 AM EDT   SUNSET   725 PM EDT


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




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