World Resorts USA Boston Weather

Boston Sea Temperature in March

Average sea water temperature in March:
+39.3°F
Minimum sea water temperature in March: 47.3°F
Maximum sea water temperature in March: 34.9°F

Daily sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 39.1°F. The highest and lowest sea temperatures during the month were 41.9°F and 36.5°F.

Monthly sea water temperature in Boston, °F

Which USA resorts have warmest sea in March?

Place name March 2025 March 2024
Kailua Kona 77.7°F 76.5°F
Honolulu 76.8°F 75.8°F
Hawaii 76.7°F 75.7°F
Maui 76.0°F 75.1°F
West Palm Beach 75.8°F 76.6°F
Fort Lauderdale 75.8°F 75.7°F
Oahu 75.7°F 74.5°F
Miami Beach 75.3°F 76.0°F
Islamorada 75.2°F 77.3°F
Key Largo 75.1°F 76.9°F
Kauai 75.0°F 74.5°F
Key West 74.5°F 76.5°F
Everglades 74.4°F 77.3°F
Miami 74.4°F 75.5°F
Marco Island 71.8°F 74.5°F
Cape Coral 71.7°F 74.2°F
Naples 71.4°F 73.8°F
Sanibel Island 70.9°F 73.0°F
Cocoa Beach 70.0°F 71.5°F
Tampa 69.3°F 71.7°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 39.4 °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
+36°F
E 11 mph
Feels like: +28°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+73°F
+73°F
+55°F
+59°F
+75°F
+73°F
+64°F
+46°F
+61°F
+52°F
+75°F
+75°F
+72°F
+39°F
24 Hours Forecast
Boston
Local time: 11:46
December 25, thursday
1200
36°F
E
11 mph
1500
37°F
E
8 mph
1800
34°F
SE
14 mph
2100
25°F
SE
17 mph
December 26, friday
0000
19°F
SE
17 mph
0300
14°F
SE
14 mph
0600
12°F
SE
12 mph
0900
14°F
SE
9 mph
Units of measurement: °C / °F