Climatological Report (Daily)
Issued by NWS Boston, MA

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CDUS41 KBOX 172146
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
546 PM EDT TUE APR 17 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 17 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         50    153 PM  93    2002  56     -6       75
  MINIMUM         42    600 AM  26    1930  41      1       49
                                      1908
  AVERAGE         46                        49     -3       62

PRECIPITATION (IN)
  TODAY            0.00          2.47 1954   0.12  -0.12     0.00
  MONTH TO DATE    2.67                      2.28   0.39     3.62
  SINCE MAR 1      7.74                      6.60   1.14     7.80
  SINCE JAN 1     16.43                     13.21   3.22    15.27

SNOWFALL (IN)
  TODAY            0.0           0.6  1935   0.0    0.0      0.0
  MONTH TO DATE    1.3                       1.6   -0.3      1.2
  SINCE MAR 1     24.6                       9.4   15.2     11.3
  SINCE JUL 1     59.9                      43.5   16.4     47.6
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           19                        16      3        3
  MONTH TO DATE  392                       326     66      241
  SINCE MAR 1   1245                      1155     90     1192
  SINCE JUL 1   4997                      5197   -200     4731

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0       10
  SINCE MAR 1      0                         0      0       10
  SINCE JAN 1      0                         0      0       10
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    15.7


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    93          1200 AM
 LOWEST     46           400 PM
 AVERAGE    70

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


THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        94      1976
 MINIMUM TEMPERATURE (F)   42        26      1887
                                             1875


SUNRISE AND SUNSET
APRIL 17 2018.........SUNRISE   600 AM EDT   SUNSET   728 PM EDT
APRIL 18 2018.........SUNRISE   558 AM EDT   SUNSET   729 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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