World Resorts USA Boston Weather

Boston Sea Temperature in July

Average sea water temperature in July:
+66.8°F
Minimum sea water temperature in July: 75.0°F
Maximum sea water temperature in July: 60.1°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 67.1°F. The highest and lowest sea temperatures during the month were 70.9°F and 63.3°F.

Monthly sea water temperature in Boston, °F

Which USA resorts have warmest sea in July?

Place name July 2026 July 2025
Key West 88.5°F 86.7°F
Key Largo 88.2°F 86.2°F
Clearwater Beach 87.9°F 87.1°F
Naples 87.7°F 86.6°F
Tampa 87.6°F 86.8°F
Sarasota 87.6°F 86.9°F
Cape Coral 87.6°F 86.4°F
Siesta Key 87.6°F 86.9°F
New Orleans 87.5°F 87.4°F
Miami 87.4°F 86.3°F
Miami Beach 87.0°F 86.0°F
Houston 86.7°F 86.3°F
Fort Lauderdale 86.6°F 85.0°F
Galveston 86.4°F 86.4°F
Hilton Head Island 86.3°F 85.7°F
St. George Island 86.3°F 86.4°F
Tybee Island 86.3°F 85.4°F
Pensacola 86.1°F 86.9°F
Jekyll Island 86.1°F 84.6°F
Orange Beach 86.1°F 86.7°F

Best time for vacation in Boston

Sunniest months:
August 16 days
July 15 days
November 14 days
Warmest months:
July 82.1 °F
August 80.6 °F
June 74.6 °F
Warmest sea temp:
August 67.6 °F
July 66.8 °F
September 64.3 °F
Coldest months:
January 33.2 °F
February 34.6 °F
December 39.2 °F
Rainiest months:
April 5 days
June 4 days
October 4 days
Windiest months:
January 10.7 mph
March 10.6 mph
February 10.3 mph

Boston on a weather map

Boston
+48°F
E 3 mph
Feels like: +48°F
Precip.: 3%
Places in USA:
Name
°F
+48°F
+52°F
+77°F
+63°F
+72°F
+79°F
+72°F
+55°F
+70°F
+59°F
+70°F
+70°F
+73°F
+61°F
24 Hours Forecast
Boston
Local time: 00:51
October 25, sunday
0300
46°F
E
3 mph
0600
46°F
E
3 mph
0900
50°F
E
2 mph
1200
59°F
NE
2 mph
1500
64°F
NE
4 mph
1800
57°F
N
6 mph
2100
52°F
NE
7 mph
October 26, monday
0000
50°F
NE
7 mph
Units of measurement: °C / °F