World Resorts USA Boston Weather

Boston sea water temperature

Current sea water temperature:
+46.6°F
Minimum sea water temperature in April: 50.2°F
Maximum sea water temperature in April: 36.9°F
Average sea water temperature in April: 43.9°F

Sea water temperature for the last 10 days:

April 25 46.6°F April 20 46.8°F
April 24 46.6°F April 19 47.1°F
April 23 46.9°F April 18 47.3°F
April 22 46.8°F April 17 46.4°F
April 21 47.5°F April 16 45.1°F

When is the warmest sea in Boston?

Based on the data about daily sea water temperature for the last three years the warmest sea in Boston was noticed in August, July and September.

Monthly Sea Temperatures in Boston, °F

Sea water temperature in August, °F

Show year:
2023
2022
2021

The average sea water temperature in August of 2023 was 65.2°F. The highest and lowest sea temperatures during the month were 67.5°F and 63.0°F.

Sea water temperature in July, °F

Show year:
2023
2022
2021

The average sea water temperature in July of 2023 was 67.4°F. The highest and lowest sea temperatures during the month were 72.3°F and 62.8°F.

Sea water temperature in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 65.7°F. The highest and lowest sea temperatures during the month were 70.0°F and 61.2°F.

Best time for vacation in Boston

Sunniest months:
August 16 days
July 15 days
September 14 days
Warmest months:
July 81.9 °F
August 80.7 °F
June 73.9 °F
Warmest sea temp:
August 67.7 °F
July 66.8 °F
September 64.3 °F
Coldest months:
January 33.4 °F
February 34.9 °F
December 39.5 °F
Rainiest months:
April 5 days
June 5 days
December 4 days
Windiest months:
January 10.9 mph
March 10.8 mph
February 10.6 mph

Boston on a weather map

Boston
+39°F
NE 7 mph
Feels like: +36°F
Precip.: 0%
Places in USA:
Name
°F
+39°F
+48°F
+73°F
+73°F
+72°F
+59°F
+75°F
+46°F
+68°F
+59°F
+54°F
+70°F
+70°F
+73°F
+46°F
24 Hours Forecast
Boston
Local time: 23:47
April 26, friday
0000
39°F
NE
7 mph
0300
37°F
E
3 mph
0600
37°F
SE
3 mph
0900
45°F
S
4 mph
1200
52°F
W
6 mph
1500
54°F
W
8 mph
1800
50°F
NW
9 mph
2100
46°F
N
7 mph
Units of measurement: °C / °F