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Warmest beach in Hawaii in January

111 coastal locations in Hawaii ranked by their typical January sea temperature. State-wide average in January: 25.0°C.

Warmest in January

Napoopoo, Kealakekua Bay, Hawaii Island, Hawaii

25.6°C

State January average

25.0°C

across 111 coastal locations in Hawaii

Vs annual mean

-0.8°C

below the year-round state average

What the Hawaii water feels like in January

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

Hawaii monthly average 24.4°C to 27.2°C
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  • Warmest month September 27.2°C
  • Coldest month March 24.4°C
  • Annual mean 25.8°C
  • Months above 20°C 12 of 12

Where January fits in the year

January sits inside the state pattern shown on the left. Browse a different month for a fresh ranking.

Hawaii sea temperature map (live)

Today's reading at every Hawaii beach we track. The list below uses the typical January mean from a decade of daily history.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Hawaii beaches in January

Sorted by typical January mean. Click any beach for the full location page.

# Location January mean
1 Napoopoo, Kealakekua Bay, Hawaii Island, Hawaii Hawaii 25.6°C
2 Mahukona, Hawaii Island, Hawaii Hawaii 25.5°C
3 Kuheia Bay, Kahoolawe Island, Hawaii Hawaii 25.5°C
4 Smuggler Cove, Kahoolawe Island, Hawaii Hawaii 25.5°C
5 Island of Hawaii Hawaii 25.4°C
6 Kahaluu-Keauhou Hawaii 25.4°C
7 Kailua Kona Hawaii 25.4°C
8 Kealakekua Bay Hawaii 25.4°C
9 Kaumalapau, Lanai Island, Hawaii Hawaii 25.4°C
10 Makena, Maui Island, Hawaii Hawaii 25.4°C
11 Kua Bay Hawaii 25.4°C
12 Hapuna Beach Hawaii 25.3°C
13 Puako Hawaii 25.3°C
14 Waikoloa Village Hawaii 25.3°C
15 Kaunakakai Harbor, Molokai Island Hawaii 25.3°C
16 Kolo, Molokai Island, Hawaii Hawaii 25.3°C
17 Honuapo, Hawaii Island, Hawaii Hawaii 25.3°C
18 Kahului, Kahului Harbor Hawaii 25.2°C
19 Kihei, Maalaea Bay, Maui Island, Hawaii Hawaii 25.2°C
20 Waianae, Oahu Island, Hawaii Hawaii 25.2°C
21 Kamalo Harbor, Molokai Island, Hawaii Hawaii 25.2°C
22 Pukoo Harbor, Molokai Island, Hawaii Hawaii 25.2°C
23 Kawaihae Hawaii 25.2°C
24 Fort Kamehameha, Bishop Point, Pearl Harbor, Oahu Island Hawaii 25.2°C
25 Honolulu, Honolulu Harbor, Oahu Island Hawaii 25.2°C
Show 25 more ▸
26 Moku o Loe, Kaneohe Bay, Oahu Island Hawaii 25.2°C
27 Pearl Harbor, Ford Island Ferry Dock, Oahu Island Hawaii 25.2°C
28 Port Allen, Hanapepe Bay, Kauai Island Hawaii 25.2°C
29 Waimea Bay, Kauai Island, Hawaii Hawaii 25.2°C
30 Hana, Maui Island, Hawaii Hawaii 25.1°C
31 Hanamaulu Bay, Kauai Island, Hawaii Hawaii 25.1°C
32 Nawiliwili, Nawiliwili Harbor, Kauai Island Hawaii 25.1°C
33 Hanauma Bay, Oahu Island, Hawaii Hawaii 25.1°C
34 Nonopapa, Niihau Island, Hawaii Hawaii 25.1°C
35 Waimanalo, Oahu Island, Hawaii Hawaii 25.1°C
36 Hilo Bay Hawaii 25.1°C
37 Hilo, Hilo Bay, Kuhio Bay Island Hawaii 25.1°C
38 Lihue Hawaii 25.1°C
39 Poipu Hawaii 25.1°C
40 Eleele Hawaii 25.1°C
41 Hanapepe Hawaii 25.1°C
42 Kekaha Hawaii 25.1°C
43 Lanai Hawaii 25.1°C
44 Waimea Hawaii 25.1°C
45 Haleiwa, Waialua Bay, Oahu Island, Hawaii Hawaii 25.1°C
46 Molokini Hawaii 25.1°C
47 Wailea Hawaii 25.1°C
48 Laie Bay, Oahu Island, Hawaii Hawaii 25.0°C
49 Waikane, Kaneohe Bay, Oahu Island, Hawaii Hawaii 25.0°C
50 Kaanapali Hawaii 25.0°C

Coldest 10 in Hawaii in January

Same data the other way.

# Location January mean
1 Laysan Island, Hawaii Hawaii 23.6°C
2 East Island, French Frigate Shoals, Hawaii Hawaii 24.6°C
3 Hauula Hawaii 24.6°C
4 Kaaawa Hawaii 24.6°C
5 Kahuku Hawaii 24.6°C
6 Laie Hawaii 24.6°C
7 Punaluu Hawaii 24.6°C
8 French Frigate Shoals Hawaii 24.7°C
9 Anahola Hawaii 24.7°C
10 Anini Beach Hawaii 24.7°C

Other US states

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