Climatological Report (Seasonal)
Issued by NWS Boston, MA

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CXUS51 KBOX 020057
CLSBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
744 PM EST FRI MAR 1 2019

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

...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON...
...FROM 12/1/2018 TO 2/28/2019...

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

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              76   12/07/1998
 LOW              -18   02/09/1934
HIGHEST            65   02/05
                        12/21
LOWEST              5   01/31
                        01/21
AVG. MAXIMUM     41.1              38.6     2.5
AVG. MINIMUM     26.6              25.1     1.5
MEAN             33.9              31.8     2.1
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     15              22.4    -7.4
DAYS MIN <= 32     68              68.8    -0.8
DAYS MIN <= 0       0               0.5    -0.5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        21.99   1958
 MINIMUM         3.04   1980
TOTALS           9.79             10.39   -0.60
DAILY AVG.       0.11              0.12   -0.01
DAYS >= .01        30              32.7    -2.7
DAYS >= .10        22              18.9     3.1
DAYS >= .50         7               7.3    -0.3
DAYS >= 1.00        2               2.3    -0.3
GREATEST
 24 HR. TOTAL    1.33   01/19 TO 01/20
 STORM TOTAL       MM
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL           99.4   2015
 24 HR TOTAL     24.8   02/08/2013 TO 02/09/2013
 SNOW DEPTH        31   01/11/1996
TOTALS           13.8              32.8   -19.0
 LIQUID EQUIV      MM              3.30      MM
SINCE 7/1        13.9              34.1   -20.2
 LIQUID 7/1      0.01                MM      MM
SNOWDEPTH AVG.     MM                MM      MM
DAYS >= TRACE      23              16.6     6.4
DAYS >= 1.0         6               8.0    -2.0
GREATEST
 SNOW DEPTH        MM
 24 HR TOTAL      3.6   02/18 TO 02/18
 STORM TOTAL       MM
 (MM/DD(HH))

DEGREE_DAYS
HEATING TOTAL    2782              2987    -205
 SINCE 7/1       3806              4042    -236
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0

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

WIND (MPH)
AVERAGE WIND SPEED              11.9
RESULTANT WIND SPEED/DIRECTION   6/284
HIGHEST WIND SPEED/DIRECTION    43/270    DATE  02/25
HIGHEST GUST SPEED/DIRECTION    55/260    DATE  02/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             45
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                      14
LIGHT RAIN               26     FREEZING RAIN              1
LT FREEZING RAIN          4     HAIL                       1
HEAVY SNOW                1     SNOW                       7
LIGHT SNOW               24     SLEET                      4
FOG                      35     FOG W/VIS <= 1/4 MILE      5
HAZE                     12

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

$$

SIPPRELL


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