Climatological Report (Monthly)
Issued by NWS Boston, MA

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091
CXUS51 KBOX 011415
CLMBDL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1015 AM EDT THU MAY 01 2025

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

...THE HARTFORD CT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             96   04/19/1976
 LOW               9   04/01/1970
HIGHEST           89   04/19                          79
LOWEST            27   04/09                          31
                       04/10
AVG. MAXIMUM    62.2               60.5     1.7
AVG. MINIMUM    40.3               38.4     1.9
MEAN            51.3               49.5     1.8
DAYS MAX >= 90     0                0.3    -0.3
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     6                7.2    -1.2
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.90   1983
 MINIMUM        0.65   1942
TOTALS          3.55               3.88   -0.33
DAILY AVG.      0.12               0.13   -0.01
DAYS >= .01       13               11.5     1.5
DAYS >= .10        9                7.1     1.9
DAYS >= .50        1                2.5    -1.5
DAYS >= 1.00       1                1.0     0.0
GREATEST
 24 HR. TOTAL   1.34   04/26 TO 04/26

SNOWFALL (INCHES)
RECORDS
 TOTAL          14.3   1982
 SNOW DEPTH       14   04/07/1982
TOTALS           1.7                1.1     0.6
 LIQUID EQUIV   0.20
SINCE 7/1       23.4               51.7   -28.3
SNOWDEPTH AVG.     0
DAYS >= TRACE      4                0.7     3.3
DAYS >= 1.0        1                0.5     0.5
GREATEST
 SNOW DEPTH        2   04/12
 24 HR TOTAL     1.5   04/12 TO 04/12

DEGREE DAYS
HEATING TOTAL    415                473     -58
 SINCE 7/1      4910               5655    -745
COOLING TOTAL     10                  7       3
 SINCE 1/1        10                  7       3
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.0
RESULTANT WIND SPEED/DIRECTION   3/290
HIGHEST WIND SPEED/DIRECTION    40/290    DATE  04/15
HIGHEST GUST SPEED/DIRECTION    52/310    DATE  04/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.72
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     58

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

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

$$