000
CXUS51 KBOX 011413
CLSBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
910 AM EST WED MAR 01 2023

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

...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2022 TO 2/28/2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             76   12/07/1998
 LOW             -18   02/09/1934
HIGHEST           63   12/30                          69
LOWEST           -10   02/04                           4
AVG. MAXIMUM    43.7               39.4     4.3
AVG. MINIMUM    29.7               25.6     4.1
MEAN            36.7               32.5     4.2
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     6               20.6   -14.6
DAYS MIN <= 32    54               66.3   -12.3
DAYS MIN <= 0      2                0.6     1.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.99   1958
 MINIMUM        3.04   1980
TOTALS         10.34              10.90   -0.56
DAILY AVG.      0.11               0.12   -0.01
DAYS >= .01       39               34.3     4.7
DAYS >= .10       23               20.0     3.0
DAYS >= .50        7                7.9    -0.9
DAYS >= 1.00       1                2.4    -1.4
GREATEST
 24 HR. TOTAL   1.35   12/16 TO 12/17

SNOWFALL (INCHES)
RECORDS
 MAXIMUM        99.4   2015
 MINIMUM         2.7   1937
TOTALS          11.5               37.7   -26.2
 LIQUID EQUIV   1.20
SINCE 7/1       11.5               38.6   -27.1
DAYS >= TRACE     28               17.0    11.0
DAYS >= 1.0        4                8.3    -4.3
GREATEST
 24 HR TOTAL     2.3   01/23 TO 01/23

DEGREE DAYS
HEATING TOTAL   2519               2924    -405
 SINCE 7/1      3316               3938    -622
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0

FREEZE DATES
RECORD
 EARLIEST     10/05/1881
 LATEST       05/03/1882
EARLIEST                        11/18
LATEST                          03/30
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.7
RESULTANT WIND SPEED/DIRECTION   4/290
HIGHEST WIND SPEED/DIRECTION    45/230    DATE  12/23
HIGHEST GUST SPEED/DIRECTION    59/200    DATE  12/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.66
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             35
NUMBER OF DAYS CLOUDY         39

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               3
HEAVY RAIN                5     RAIN                      19
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          4     HAIL                       0
HEAVY SNOW                1     SNOW                       5
LIGHT SNOW               28     SLEET                      7
FOG                      36     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

$$