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Climatological Report (Annual)
Issued by NWS Boston, MA
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CXUS51 KBOX 180013
CLAORH

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
714 PM EST SUN JAN 17 2021

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

...THE WORCESTER MA CLIMATE SUMMARY FOR THE YEAR OF 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            102   07/04/1911
 LOW             -24   02/16/1943
HIGHEST           94   07/19
LOWEST             4   02/15
AVG. MAXIMUM    58.9               56.1     2.8
AVG. MINIMUM    42.4               39.6     2.8
MEAN            50.7               47.9     2.8
DAYS MAX >= 90     4                2.0     2.0
DAYS MAX <= 32    24               45.0   -21.0
DAYS MIN <= 32   120              127.0    -7.0
DAYS MIN <= 0      0                3.2    -3.2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       71.66   1972
 MINIMUM       27.92   1941
TOTALS         46.90              48.07   -1.17
DAILY AVG.      0.13               0.13   -0.00
DAYS >= .01      128              139.4   -11.4
DAYS >= .10       73               82.9    -9.9
DAYS >= .50       31               32.0    -1.0
DAYS >= 1.00      11               12.2    -1.2
GREATEST
 24 HR. TOTAL   2.81   12/25 TO 12/25

SNOWFALL (INCHES)
RECORDS
 MAXIMUM       120.6   2005
 MINIMUM        18.8   1995
TOTALS          47.3               64.1   -16.8
SINCE 7/1       30.0               17.2    12.8
DAYS >= TRACE     48               31.7    16.3
DAYS >= 1.0        9               15.7    -6.7
GREATEST
 24 HR TOTAL    10.5   12/17 TO 12/17

DEGREE DAYS
HEATING TOTAL   5905               6717    -812
 SINCE 7/1      2099               2502    -403
COOLING TOTAL    776                469     307
 SINCE 1/1       776                471     305
................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
RESULTANT WIND SPEED/DIRECTION   5/270
HIGHEST WIND SPEED/DIRECTION    48/300    DATE  10/07
HIGHEST GUST SPEED/DIRECTION    70/300    DATE  10/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.42
NUMBER OF DAYS FAIR          160
NUMBER OF DAYS PC            130
NUMBER OF DAYS CLOUDY         76

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             22     MIXED PRECIP               0
HEAVY RAIN               30     RAIN                      52
LIGHT RAIN              133     FREEZING RAIN              5
LT FREEZING RAIN          8     HAIL                       0
HEAVY SNOW                5     SNOW                       9
LIGHT SNOW               48     SLEET                      0
FOG                     151     FOG W/VIS <= 1/4 MILE     64
HAZE                     24

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

$$
National Weather Service National Headquarters
