National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS51 KBOX 071227 RRA
CLSBDL

BOSCLSBDL 000
TTAA00 BOX 071205

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
804 AM EDT TUE SEP 07 2021

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

...THE HARTFORD CT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2021 TO 8/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            103   07/22/2011
 LOW              36   08/31/1965
HIGHEST           99   06/29                          99
LOWEST            43   06/01                          37
AVG. MAXIMUM    83.2               82.8     0.4
AVG. MINIMUM    63.5               61.0     2.5
MEAN            73.3               71.9     1.4
DAYS MAX >= 90    22               16.8     5.2
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       27.88   1955
 MINIMUM        4.42   2020
TOTALS         21.69              12.66    9.03
DAILY AVG.      0.23               0.14    0.09
DAYS >= .01       36               32.9     3.1
DAYS >= .10       24               21.2     2.8
DAYS >= .50       14                8.2     5.8
DAYS >= 1.00       8                3.6     4.4
GREATEST
 24 HR. TOTAL     MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2021
 SNOW DEPTH        0   MM
TOTALS             TR               0.0     0.0
 LIQUID EQUIV      T
SINCE 7/1          T                0.0     0.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      1                0.0     1.0
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL     18                 42     -24
 SINCE 7/1         6                  3       3
COOLING TOTAL    810                678     132
 SINCE 1/1       847                725     122

FREEZE DATES
RECORD
 EARLIEST     09/20/1979
 LATEST       05/20/2002
EARLIEST                        MM
LATEST                          04/22
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
RESULTANT WIND SPEED/DIRECTION   2/210
HIGHEST WIND SPEED/DIRECTION    48/310    DATE  07/07
HIGHEST GUST SPEED/DIRECTION    61/310    DATE  07/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.68
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             39
NUMBER OF DAYS CLOUDY         43

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             21     MIXED PRECIP               0
HEAVY RAIN               16     RAIN                      18
LIGHT RAIN               47     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      48     FOG W/VIS <= 1/4 MILE      7
HAZE                     10

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

$$