Measurements:
°C
°F
CURRENT WEATHER
13:34
Boston
94°F
NE 6 mph
Feels like: 98°F
Precip: 1%
World Resorts USA Boston Weather

7 Day Weather Forecast

08.05
wed
DAY
94°F
NE 6 mph
precip
2%
NIGHT
74°F
NE 6 mph
precip
8%
08.06
thu
DAY
94°F
E 7 mph
precip
12%
NIGHT
78°F
NE 6 mph
precip
12%
08.07
fri
DAY
98°F
E 6 mph
precip
2%
NIGHT
76°F
NE 5 mph
precip
47%
08.08
sat
DAY
90°F
NE 5 mph
precip
3%
NIGHT
74°F
E 4 mph
precip
22%
08.09
sun
DAY
94°F
SE 6 mph
precip
1%
NIGHT
78°F
NE 6 mph
precip
19%
08.10
mon
DAY
92°F
E 8 mph
precip
2%
NIGHT
76°F
E 6 mph
precip
67%
08.11
tue
DAY
82°F
N 9 mph
precip
7%
NIGHT
68°F
N 4 mph
precip
15%

Boston Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Boston was 19.6°F. The maximum and minimum values were 18.3°F and 21.4°F respectively.

Boston on the Weather Map

Best Time to Visit Boston
The most sunny months:
August 16 days
July 15 days
November 14 days
The most warm months:
July 85.6 °F
August 83.7 °F
June 77.4 °F
Warmest sea temperature:
August 69.5 °F
July 68.7 °F
September 65.9 °F
The most cold months:
January 31.3 °F
February 32.9 °F
December 38.0 °F
The most rainy months:
April 5 days
June 4 days
October 4 days
The most windy months:
January 11 mph
March 11 mph
February 10 mph
more details