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:
2025
2024
2023

The average sea water temperature in July of 2025 was 67.1°F. The highest and lowest sea temperatures during the month were 70.0°F and 63.7°F.

Monthly sea water temperature in Boston, °F

Which USA resorts have warmest sea in July?

Place name July 2025 July 2024
New Orleans 87.4°F 87.1°F
Clearwater Beach 87.1°F 88.3°F
St. Petersburg 87.0°F 88.0°F
Sarasota 86.9°F 87.9°F
Siesta Key 86.9°F 87.9°F
Pensacola 86.9°F 87.3°F
Tampa 86.8°F 87.4°F
Key West 86.7°F 87.6°F
Marco Island 86.6°F 87.4°F
Naples 86.6°F 87.2°F
Cape Coral 86.4°F 87.2°F
Galveston 86.4°F 86.3°F
Miami 86.3°F 86.9°F
Panama City Beach 86.3°F 86.8°F
Houston 86.3°F 86.4°F
Destin 86.3°F 86.6°F
Key Largo 86.2°F 87.1°F
Hialeah 86.1°F 86.6°F
Everglades 86.0°F 87.9°F
Miami Beach 86.0°F 86.5°F

Best time for vacation in Boston

Sunniest months:
August 16 days
July 15 days
November 14 days
Warmest months:
July 81.9 °F
August 80.3 °F
June 74.2 °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
May 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
+66°F
NE 12 mph
Feels like: +66°F
Precip.: 0%
Places in USA:
Name
°F
+66°F
+79°F
+79°F
+93°F
+72°F
+81°F
+82°F
+75°F
+72°F
+64°F
+70°F
+79°F
+81°F
+82°F
+68°F
24 Hours Forecast
Boston
Local time: 20:11
May 16, saturday
2100
66°F
NE
12 mph
May 17, sunday
0000
63°F
NE
12 mph
0300
63°F
NE
11 mph
0600
61°F
NE
7 mph
0900
70°F
E
8 mph
1200
79°F
E
11 mph
1500
82°F
SE
15 mph
1800
79°F
E
11 mph
Units of measurement: °C / °F