Climatological Report (Monthly)
Issued by NWS Boston, MA

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CXUS51 KBOX 010702
CLMBDL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
202 AM EST MON JAN 01 2024

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

...THE HARTFORD CT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 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   12/30/1917
HIGHEST           64   12/18                          64
LOWEST            17   12/22                           7
AVG. MAXIMUM    46.1               40.6     5.5
AVG. MINIMUM    32.1               24.6     7.5
MEAN            39.1               32.6     6.5
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     0                6.1    -6.1
DAYS MIN <= 32    17               25.4    -8.4
DAYS MIN <= 0      0                0.3    -0.3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.36   1969
 MINIMUM        0.78   1955
TOTALS          8.04               4.08    3.96
DAILY AVG.      0.26               0.13    0.13
DAYS >= .01       10               11.5    -1.5
DAYS >= .10        7                7.2    -0.2
DAYS >= .50        6                2.9     3.1
DAYS >= 1.00       3                0.9     2.1
GREATEST
 24 HR. TOTAL   3.06   12/17 TO 12/18

SNOWFALL (INCHES)
RECORDS
 TOTAL          45.3   1945
 SNOW DEPTH       45   12/31/1945
TOTALS             T               10.1   -10.1
 LIQUID EQUIV      T
SINCE 7/1          T               12.2   -12.2
SNOWDEPTH AVG.     0
DAYS >= TRACE      2                4.5    -2.5
DAYS >= 1.0        0                2.3    -2.3
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    793               1004    -211
 SINCE 7/1      1847               2172    -325
COOLING TOTAL      0                  0       0
 SINCE 1/1       931                819     112
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   2/310
HIGHEST WIND SPEED/DIRECTION    40/150    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    51/140    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      7
HAZE                      2

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

$$


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