World Resorts USA Boston Weather

Boston sea water temperature

Current sea water temperature:
+49.5°F
Minimum sea water temperature in November: 58.5°F
Maximum sea water temperature in November: 43.5°F
Average sea water temperature in November: 50.8°F

Sea water temperature for the last 10 days:

November 21 49.5°F November 16 49.8°F
November 20 49.3°F November 15 50.2°F
November 19 49.8°F November 8 54.9°F
November 18 49.1°F November 7 55.9°F
November 17 49.1°F November 6 54.3°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:
2024
2023
2022

The average sea water temperature in August of 2024 was 66.6°F. The highest and lowest sea temperatures during the month were 70.3°F and 64.2°F.

Sea water temperature in July, °F

Show year:
2024
2023
2022

The average sea water temperature in July of 2024 was 66.0°F. The highest and lowest sea temperatures during the month were 68.5°F and 61.5°F.

Sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 64.4°F. The highest and lowest sea temperatures during the month were 67.8°F and 61.3°F.

Best time for vacation in Boston

Sunniest months:
August 16 days
July 15 days
September 13 days
Warmest months:
July 81.9 °F
August 80.5 °F
June 74.2 °F
Warmest sea temp:
August 67.6 °F
July 66.7 °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
+46°F
W 11 mph
Feels like: +39°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+43°F
+73°F
+73°F
+41°F
+55°F
+73°F
+66°F
+48°F
+50°F
+55°F
+64°F
+61°F
+54°F
+32°F
24 Hours Forecast
Boston
Local time: 10:15
November 21, thursday
1200
46°F
W
14 mph
1500
48°F
SW
14 mph
1800
48°F
W
16 mph
2100
48°F
W
14 mph
November 22, friday
0000
50°F
W
16 mph
0300
46°F
N
9 mph
0600
45°F
NE
7 mph
0900
46°F
N
4 mph
Units of measurement: °C / °F