Climatological Report (Daily)
Issued by NWS Boston, MA

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CDUS41 KBOX 210529
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
129 AM EDT SAT SEP 21 2024

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 20 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         65   1206 PM  97    1983  72     -7       74
  MINIMUM         59   1048 PM  42    1929  57      2       59
                                      1964
                                      1979
  AVERAGE         62                        64     -2       67

PRECIPITATION (IN)
  YESTERDAY        0.05          2.82 1899   0.13  -0.08     0.00
  MONTH TO DATE    0.06                      2.28  -2.22     2.98
  SINCE SEP 1      0.06                      2.28  -2.22     2.98
  SINCE JAN 1     34.20                     30.32   3.88    39.54

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0
                                      2001
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        3                         3      0        0
  MONTH TO DATE    4                        28    -24        2
  SINCE SEP 1      4                        28    -24        2
  SINCE JUL 1      6                        37    -31        2

 COOLING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE   61                        76    -15      136
  SINCE SEP 1     61                        76    -15      136
  SINCE JAN 1    871                       776     95      834
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  18   RESULTANT WIND DIRECTION  NE (30)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED    18.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     76          1200 PM
 AVERAGE    85

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        94      1895
 MINIMUM TEMPERATURE (F)   56        40      1904
                                             1929


SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE   631 AM EDT   SUNSET   642 PM EDT
SEPTEMBER 22 2024.....SUNRISE   632 AM EDT   SUNSET   640 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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