North America
United States Sea Water Temperature
Explore water temperatures across 27 coastal regions and 1165 beaches in United States. Select a region or destination below to view live satellite observations, 7-day marine forecasts, and 12-month climatology.
Coastal Regions in United States
Alabama
1 coastal beachesCalifornia
255 coastal beachesConnecticut
81 coastal beachesDelaware
3 coastal beachesFlorida
40 coastal beachesGeorgia
3 coastal beachesHawaii
121 coastal beachesIllinois
34 coastal beachesIndiana
4 coastal beachesMaine
65 coastal beachesMaryland
4 coastal beachesMassachusetts
135 coastal beachesMichigan
28 coastal beachesMinnesota
1 coastal beachesNew Hampshire
6 coastal beachesNew Jersey
34 coastal beachesNew York
99 coastal beachesNorth Carolina
7 coastal beachesOhio
4 coastal beachesOregon
11 coastal beachesRhode Island
54 coastal beachesSouth Carolina
14 coastal beachesTexas
9 coastal beachesUnited States
76 coastal beachesVirginia
20 coastal beachesWashington
42 coastal beachesWisconsin
14 coastal beachesAll United States Beaches & Coastal Spots— page 1 of 24
| Beach / City | Region | Water Body | Avg This Month | Best Swimming Months | View |
|---|---|---|---|---|---|
| 'Anini Beach | Hawaii | North Pacific Ocean | 27°C(80.6°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| "Dinghy" Beach | United States | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| 12th Street Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| 1st Street Beach | Michigan | James Bay | 18.7°C(65.7°F) | July, August, September, October | Live SST → |
| 2222 Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| 41st Street Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| 49 Black Sand Beach | Hawaii | Coastal Waters | 27.1°C(80.8°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| 49th Street Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| 57th Street Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| 63rd Street Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Aeneas Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| Agate Beach | California | Coastal Waters | 14.5°C(58.1°F) | July, August, September, October | Live SST → |
| Agate Beach | Michigan | James Bay | 13.4°C(56.1°F) | July, August, September, October | Live SST → |
| Agate Beach | Michigan | James Bay | 14.5°C(58.1°F) | July, August, September, October | Live SST → |
| Ala Moana Beach | Hawaii | Coastal Waters | 26.9°C(80.4°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Alamitos Bay Beach | California | Gulf of California | 20.3°C(68.5°F) | July, August, September, October | Live SST → |
| Alan Sieroty Beach | California | Coastal Waters | 13.2°C(55.8°F) | August, September, October, November | Live SST → |
| Alapaʻi | Hawaii | Coastal Waters | 26.8°C(80.2°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Albany Beach | California | Coastal Waters | 14.5°C(58.1°F) | July, August, September, October | Live SST → |
| Alega Beach | United States | Koro Sea | 28°C(82.4°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Aliso Beach | California | Gulf of California | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Alvord Beach | Connecticut | James Bay | 22.3°C(72.1°F) | July, August, September | Live SST → |
| Amagansett Beach | New York | James Bay | 20.5°C(68.9°F) | July, August, September, October | Live SST → |
| Amarillo Beach | California | Gulf of California | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| American Legion Beach | Massachusetts | James Bay | 17.6°C(63.7°F) | June, July, August, September | Live SST → |
| Amityville Beach | New York | James Bay | 21.5°C(70.7°F) | June, July, August, September | Live SST → |
| Anaco Beach | Washington | Coastal Waters | 11.4°C(52.5°F) | June, July, August, September | Live SST → |
| Anaehoomalu Beach | Hawaii | Coastal Waters | 27.1°C(80.8°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Anastasia State Park | Florida | Gulf of Mexico | 28.2°C(82.8°F) | May, June, July, August, September, October | Live SST → |
| Andrews Beach | United States | James Bay | 16.1°C(61°F) | June, July, August, September | Live SST → |
| Annadale Beach | New York | James Bay | 21.8°C(71.2°F) | June, July, August, September | Live SST → |
| Apollo Beach | Florida | Gulf of Mexico | 28.3°C(82.9°F) | May, June, July, August, September, October | Live SST → |
| Apollo Beach | Florida | Gulf of Mexico | 28.3°C(82.9°F) | May, June, July, August, September, October | Live SST → |
| Arcadia Beach | Oregon | Coastal Waters | 14.2°C(57.6°F) | June, July, August, September | Live SST → |
| Arch Beach | California | Gulf of California | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Arched Rock Beach | California | Coastal Waters | 12.8°C(55°F) | August, September, October, November | Live SST → |
| Ardmore Hollywood (Osterman) Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Arroyo De Los Frijoles Beach | California | Gulf of California | 14.9°C(58.8°F) | July, August, September, October | Live SST → |
| Arthur Ashe Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Asharoken Beach | New York | James Bay | 21.5°C(70.7°F) | June, July, August, September | Live SST → |
| Atlantic Beach | Rhode Island | James Bay | 19.6°C(67.3°F) | July, August, September, October | Live SST → |
| Atlantic Beach | New York | James Bay | 21.7°C(71.1°F) | June, July, August, September | Live SST → |
| Atlantique Beach | New York | James Bay | 21.4°C(70.5°F) | June, July, August, September | Live SST → |
| Attawan Beach | Connecticut | James Bay | 20.4°C(68.7°F) | July, August, September, October | Live SST → |
| Attwood Beach | Michigan | James Bay | 13.4°C(56.1°F) | July, August, September, October | Live SST → |
| Avalis Beach | California | Coastal Waters | 13.2°C(55.8°F) | August, September, October, November | Live SST → |
| Baby Beach | California | Gulf of California | 21.3°C(70.3°F) | July, August, September, October | Live SST → |
| Bailey Beach | Rhode Island | James Bay | 19.6°C(67.3°F) | July, August, September, October | Live SST → |
| Bakeman Beach | Maine | James Bay | 14.6°C(58.3°F) | July, August, September, October | Live SST → |
| Baker Beach | California | Coastal Waters | 14.5°C(58.1°F) | July, August, September, October | Live SST → |