Climatological Report (Seasonal)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CXUS51 KBOX 011309
CLSBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
907 AM EDT FRI SEP 01 2023
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2023 TO 8/31/2023...
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 104 07/04/1911
LOW 41 06/01/1945
HIGHEST 91 07/12 100
07/17
07/27
LOWEST 47 06/03 51
06/04
AVG. MAXIMUM 77.8 79.6 -1.8
AVG. MINIMUM 64.2 63.6 0.6
MEAN 71.0 71.6 -0.6
DAYS MAX >= 90 4 12.6 -8.6
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 24.89 1955
MINIMUM 3.92 2016
TOTALS 20.33 10.39 9.94
DAILY AVG. 0.22 0.11 0.11
DAYS >= .01 38 29.3 8.7
DAYS >= .10 26 18.2 7.8
DAYS >= .50 14 6.8 7.2
DAYS >= 1.00 6 2.5 3.5
GREATEST
24 HR. TOTAL 3.07 07/29 TO 07/29
SNOWFALL (INCHES)
RECORDS
TOTAL T 2020
TOTALS 0.0 0.0 0.0
LIQUID EQUIV 0.00
SINCE 7/1 0.0 0.0 0.0
DAYS >= TRACE 0 0.0 0.0
DAYS >= 1.0 0 0.0 0.0
GREATEST
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 74 58 16
SINCE 7/1 0 4 -4
COOLING TOTAL 654 668 -14
SINCE 1/1 698 700 -2
FREEZE DATES
RECORD
EARLIEST 10/05/1881
LATEST 05/03/1882
EARLIEST MM
LATEST 04/03
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.2
RESULTANT WIND SPEED/DIRECTION 2/180
HIGHEST WIND SPEED/DIRECTION 39/130 DATE 08/18
HIGHEST GUST SPEED/DIRECTION 47/130 DATE 08/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.65
NUMBER OF DAYS FAIR 14
NUMBER OF DAYS PC 38
NUMBER OF DAYS CLOUDY 40
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 22 MIXED PRECIP 0
HEAVY RAIN 21 RAIN 27
LIGHT RAIN 51 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 45 FOG W/VIS <= 1/4 MILE 8
HAZE 12
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$