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Coldest beach in Hawaii in May

111 coastal locations in Hawaii ranked by their typical May sea temperature. State-wide average in May: 25.3°C.

Coldest in May

Laysan Island, Hawaii

24.3°C

State May average

25.3°C

across 111 coastal locations in Hawaii

Vs annual mean

-0.5°C

below the year-round state average

What the Hawaii water feels like in May

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid 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 May fits in the year

May 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 May 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 coldest Hawaii beaches in May

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

# Location May mean
1 Hanalei Bay, Kauai Island, Hawaii Hawaii 25.3°C
2 Aiea Hawaii 25.3°C
3 Heeia Hawaii 25.3°C
4 Hickam Housing Hawaii 25.3°C
5 Honolulu Hawaii 25.3°C
6 Iroquois Point Hawaii 25.3°C
7 Kahaluu Hawaii 25.3°C
8 Kaimana Beach Hawaii 25.3°C
9 Kaneohe Hawaii 25.3°C
10 Pearl City Hawaii 25.3°C
11 Waikiki Hawaii 25.3°C
12 Honuapo, Hawaii Island, Hawaii Hawaii 25.2°C
13 Banzai Pipeline Hawaii 25.2°C
14 Ehukai Beach Park Hawaii 25.2°C
15 Haleiwa Hawaii 25.2°C
16 Kaunakakai Hawaii 25.2°C
17 Molokai Hawaii 25.2°C
18 North Shore Hawaii 25.2°C
19 Sunset Beach Hawaii 25.2°C
20 Waialua Hawaii 25.2°C
21 Waimea Bay Hawaii 25.2°C
22 Kamalo Harbor, Molokai Island, Hawaii Hawaii 25.2°C
23 Pukoo Harbor, Molokai Island, Hawaii Hawaii 25.2°C
24 East Island, French Frigate Shoals, Hawaii Hawaii 25.2°C
25 Hanauma Bay, Oahu Island, Hawaii Hawaii 25.2°C
Show 25 more ▸
26 Waimanalo, Oahu Island, Hawaii Hawaii 25.2°C
27 Kahului Hawaii 25.2°C
28 Kihei Hawaii 25.2°C
29 Maui Hawaii 25.2°C
30 Paia Hawaii 25.2°C
31 Sugar Beach Hawaii 25.2°C
32 French Frigate Shoals Hawaii 25.1°C
33 Kahului, Kahului Harbor Hawaii 25.1°C
34 Kihei, Maalaea Bay, Maui Island, Hawaii Hawaii 25.1°C
35 Hanauma Bay Hawaii 25.1°C
36 Kailua Hawaii 25.1°C
37 Lanikai Hawaii 25.1°C
38 Waimanalo Beach Hawaii 25.1°C
39 Laie Bay, Oahu Island, Hawaii Hawaii 25.1°C
40 Waikane, Kaneohe Bay, Oahu Island, Hawaii Hawaii 25.1°C
41 Hauula Hawaii 25.1°C
42 Kaaawa Hawaii 25.1°C
43 Kahuku Hawaii 25.1°C
44 Laie Hawaii 25.1°C
45 Punaluu Hawaii 25.1°C
46 Hana Hawaii 25.1°C
47 Hilo Bay Hawaii 25.1°C
48 Hilo, Hilo Bay, Kuhio Bay Island Hawaii 25.1°C
49 Hana, Maui Island, Hawaii Hawaii 24.9°C
50 Laysan Island, Hawaii Hawaii 24.3°C

Warmest 10 in Hawaii in May

Same data flipped. The warmest spots in the state for this month.

# Location May mean
1 Island of Hawaii Hawaii 25.9°C
2 Kahaluu-Keauhou Hawaii 25.9°C
3 Kailua Kona Hawaii 25.9°C
4 Kealakekua Bay Hawaii 25.9°C
5 Napoopoo, Kealakekua Bay, Hawaii Island, Hawaii Hawaii 25.8°C
6 Kua Bay Hawaii 25.8°C
7 Eleele Hawaii 25.7°C
8 Hanapepe Hawaii 25.7°C
9 Hapuna Beach Hawaii 25.7°C
10 Kekaha Hawaii 25.7°C

Other US states

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