World Resorts USA Boston Weather

Boston Sea Temperature in April

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

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 44.0°F. The highest and lowest sea temperatures during the month were 49.8°F and 40.8°F.

Monthly sea water temperature in Boston, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
Islamorada 78.4°F 77.5°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Naples 77.0°F 76.3°F
Sanibel Island 76.7°F 75.8°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
St. Petersburg 76.3°F 74.2°F
Sarasota 76.0°F 74.3°F
Siesta Key 75.7°F 74.3°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 33.3 °F
February 34.8 °F
December 39.2 °F
Rainiest months:
April 5 days
May 4 days
October 4 days
Windiest months:
January 10.8 mph
March 10.7 mph
February 10.5 mph

Boston on a weather map

Boston
+19°F
W 2 mph
Feels like: +12°F
Precip.: 95%
Places in USA:
Name
°F
+39°F
+73°F
+73°F
+57°F
+55°F
+66°F
+72°F
+68°F
+32°F
+59°F
+50°F
+61°F
+61°F
+72°F
+41°F
24 Hours Forecast
Boston
Local time: 22:39
December 27, saturday
0000
19°F
W
2 mph
0300
16°F
SW
6 mph
0600
16°F
S
8 mph
0900
23°F
S
11 mph
1200
27°F
S
9 mph
1500
28°F
S
6 mph
1800
28°F
S
3 mph
2100
25°F
SE
3 mph
Units of measurement: °C / °F