Climatological Report (Seasonal)
Issued by NWS Boston, MA

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CXUS51 KBOX 011626
CLSBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1215 PM EDT SUN SEP 1 2019

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

...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON...
...FROM 6/1/2019 TO 8/31/2019...

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             104   07/04/1911
 LOW               41   06/01/1945
HIGHEST            98   07/21
LOWEST             53   06/13
                        06/02
AVG. MAXIMUM     81.4              79.0     2.4
AVG. MINIMUM     66.0              63.2     2.8
MEAN             73.7              71.1     2.6
DAYS MAX >= 90     14               9.4     4.6
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        24.89   1955
 MINIMUM         3.92   2016
TOTALS          14.44             10.46    3.98
DAILY AVG.       0.16              0.11    0.05
DAYS >= .01        30              29.9     0.1
DAYS >= .10        21              18.4     2.6
DAYS >= .50        11               6.5     4.5
DAYS >= 1.00        6               2.3     3.7
GREATEST
 24 HR. TOTAL    1.90   08/07 TO 08/07
 STORM TOTAL       MM
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0
 24 HR TOTAL      0.0
 SNOW DEPTH         0
TOTALS            0.0               0.0     0.0
 LIQUID EQUIV    0.00              0.00    0.00
SINCE 7/1         0.0               0.0     0.0
 LIQUID 7/1      0.00              0.00    0.00
SNOWDEPTH AVG.     MM                MM      MM
DAYS >= TRACE       0               0.0     0.0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH        MM
 24 HR TOTAL      0.0
 STORM TOTAL       MM
 (MM/DD(HH))

DEGREE_DAYS
HEATING TOTAL      21                68     -47
 SINCE 7/1          0                13     -13
COOLING TOTAL     849               629     220
 SINCE 1/1        878               659     219

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

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   2/235
HIGHEST WIND SPEED/DIRECTION    48/230    DATE  07/31
HIGHEST GUST SPEED/DIRECTION    73/210    DATE  07/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             53
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             12     MIXED PRECIP               0
HEAVY RAIN               14     RAIN                      18
LIGHT RAIN               38     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      37     FOG W/VIS <= 1/4 MILE      9
HAZE                     14

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

$$

SIPPRELL


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