Climatological Report (Daily)
Issued by NWS Boston, MA

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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
207 AM EDT WED MAY 22 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 21 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72    243 PM  93    1921  68      4       80
  MINIMUM         58    458 AM  41    1907  51      7       57
  AVERAGE         65                        60      5       69

PRECIPITATION (IN)
  YESTERDAY        0.00          2.24 1889   0.11  -0.11     0.00
  MONTH TO DATE    2.37                      2.22   0.15     1.77
  SINCE MAR 1     11.84                     10.28   1.56    11.46
  SINCE JAN 1     18.91                     16.89   2.02    20.15

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0
                                      2001
                                      2000
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE MAR 1     13.5                       9.8    3.7     24.6
  SINCE JUL 1     27.4                      43.9  -16.5     59.9
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                         7     -7        0
  MONTH TO DATE  199                       193      6      126
  SINCE MAR 1   1393                      1532   -139     1562
  SINCE JUL 1   5199                      5574   -375     5314

 COOLING
  YESTERDAY        0                         1     -1        4
  MONTH TO DATE   12                         8      4       41
  SINCE MAR 1     20                        11      9       41
  SINCE JAN 1     20                        11      9       41
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  18   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    18.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    55           500 AM
 LOWEST     25           300 PM
 AVERAGE    40

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        93      1959
 MINIMUM TEMPERATURE (F)   52        39      1894


SUNRISE AND SUNSET
MAY 22 2019...........SUNRISE   517 AM EDT   SUNSET   806 PM EDT
MAY 23 2019...........SUNRISE   516 AM EDT   SUNSET   807 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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