SwimTemperature logoSwimTemperature
Open live map
All US beaches

Sea temperature in Hawaii

Tropical Pacific water year-round across Oahu, Maui, Kauai and the Big Island.

Beaches tracked
47
Coastal regions
3
Avg sea temp now
25.4°C
Best swim months
April–October

Hawaii's islands sit in warm mid-Pacific waters that stay swimmable every month of the year, with the calmest surf on leeward shores in summer.

Coastal regions in Hawaii

Hawaii
41 beaches
Maui
5 beaches
Oahu
1 beach

Warmest Hawaii beaches today

Top 5 beaches ranked by live sea temperature right now.

  1. #1 warmest
    Hanauma Bay
    Hawaii
    26.7°CExcellent
    Can I swim now? Yes — good to swim
  2. #2 warmest
    Makalawena Beach
    Hawaii
    26.7°CExcellent
    Can I swim now? Yes — good to swim
  3. #3 warmest
    Lydgate Beach
    Hawaii
    26.7°CExcellent
    Can I swim now? Yes — good to swim
  4. #4 warmest
    Kee Beach
    Hawaii
    26.6°CExcellent
    Can I swim now? Yes — good to swim
  5. #5 warmest
    Wailea Beach
    Hawaii
    26.6°CExcellent
    Can I swim now? Yes — good to swim

Coldest Hawaii beaches today

Bottom 5 beaches ranked by live sea temperature, coldest first.

  1. #1 coldest
    Little Beach Maui
    Maui
    21.6°CExcellent
    Can I swim now? Yes — good to swim
  2. #2 coldest
    Big Beach
    Maui
    21.7°CExcellent
    Can I swim now? Yes — good to swim
  3. #3 coldest
    D.T. Fleming Beach
    Maui
    21.8°CExcellent
    Can I swim now? Yes — good to swim
  4. #4 coldest
    Diamond Head Beach
    Oahu
    21.9°CExcellent
    Can I swim now? Yes — good to swim
  5. #5 coldest
    Napili Bay
    Maui
    21.9°CExcellent
    Can I swim now? Yes — good to swim

All Hawaii beaches ranked by sea temperature

BeachRegionSea
Hanauma BayHawaii26.7°C
Makalawena BeachHawaii26.7°C
Lydgate BeachHawaii26.7°C
Kee BeachHawaii26.6°C
Wailea BeachHawaii26.6°C
Waimanalo BeachHawaii26.5°C
Papohaku BeachHawaii26.5°C
Polihale BeachHawaii26.4°C
Hulopoe BayHawaii26.4°C
Salt Pond BeachHawaii26.4°C
Kaanapali BeachHawaii26.3°C
Ehukai BeachHawaii26.3°C
Kapalua BayHawaii26.2°C
Polihua BeachHawaii26.2°C
Mauna Kea BeachHawaii26.1°C
Makaha BeachHawaii26.1°C
Ala Moana BeachHawaii26.0°C
Magic SandsHawaii26.0°C
Ko Olina LagoonsHawaii25.9°C
Sunset BeachHawaii25.8°C
PipelineHawaii25.8°C
Pupukea BeachHawaii25.8°C
Chun's Reef BeachHawaii25.8°C
Laniakea BeachHawaii25.8°C
Sandy BeachHawaii25.7°C
Hanalei BayHawaii25.7°C
Hookipa BeachHawaii25.7°C
Makapuu BeachHawaii25.7°C
Poipu BeachHawaii25.6°C
Halawa BeachHawaii25.6°C
Waikiki BeachHawaii25.5°C
Punaluu Black SandHawaii25.5°C
Lanikai BeachHawaii25.5°C
Hapuna BeachHawaii25.4°C
Tunnels BeachHawaii25.4°C
Turtle BayHawaii25.4°C
Waimea BayHawaii25.3°C
Kua BayHawaii25.3°C
Kailua BeachHawaii25.3°C
Bellows BeachHawaii25.3°C
Mokuleia BeachHawaii25.3°C
Hamoa BeachMaui22.3°C
Diamond Head BeachOahu21.9°C
Napili BayMaui21.9°C
D.T. Fleming BeachMaui21.8°C
Big BeachMaui21.7°C
Little Beach MauiMaui21.6°C

Other US state hubs

CaliforniaFloridaNew JerseyNorth CarolinaMassachusettsSouth CarolinaTexasNew YorkPuerto RicoMaineOregonMichiganGeorgiaWashington