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CXUS51 KBOX 011253
CLSBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
709 AM EST TUE DEC 1 2020

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

...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             102
 LOW               -2
HIGHEST            85   09/04        MM      MM
LOWEST             22   11/19        MM      MM
AVG. MAXIMUM     64.1              61.8     2.3
AVG. MINIMUM     48.0              47.3     0.7
MEAN             56.1              54.5     1.6
DAYS MAX >= 90      0               0.5    -0.5
DAYS MAX <= 32      0               0.3    -0.3
DAYS MIN <= 32      7               5.7     1.3
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        19.17   1878
 MINIMUM         3.36   1946
TOTALS          10.15             11.37   -1.22
DAILY AVG.       0.11              0.12   -0.01
DAYS >= .01        24              28.6    -4.6
DAYS >= .10        15              18.1    -3.1
DAYS >= .50         7               7.7    -0.7
DAYS >= 1.00        3               2.9     0.1
GREATEST
 24 HR. TOTAL    1.81   11/23 TO 11/23

SNOWFALL (INCHES)
RECORDS
 TOTAL           17.8   1898
 24 HR TOTAL     12.0   11/27/1898 TO 11/27/1898
 SNOW DEPTH        16   11/30/1898
TOTALS            4.3               1.3     3.0
 LIQUID EQUIV    0.43                MM      MM
SINCE 7/1         4.3               1.3     3.0
 LIQUID 7/1      0.43                MM      MM
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= TRACE       3               0.9     2.1
DAYS >= 1.0         1               0.4     0.6
GREATEST
  SNOW DEPTH
  24 HR TOTAL     4.3   10/30 TO 10/30

DEGREE_DAYS
HEATING TOTAL     885              1041    -156
 SINCE 7/1        887              1055    -168
COOLING TOTAL      97                88       9
 SINCE 1/1        924               747     177

FREEZE DATES
RECORD
 EARLIEST     10/05/1881
 LATEST       05/03/1882
EARLIEST                        11/06
LATEST                          04/09
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
RESULTANT WIND SPEED/DIRECTION   3/248
HIGHEST WIND SPEED/DIRECTION    44/160    DATE  11/30
HIGHEST GUST SPEED/DIRECTION    65/270    DATE  10/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC             38
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     68

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

$$