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Coldest beach in Hawaii in October

111 coastal locations in Hawaii ranked by their typical October sea temperature. State-wide average in October: 27.1°C.

Coldest in October

Hana

26.8°C

State October average

27.1°C

across 111 coastal locations in Hawaii

Vs annual mean

+1.3°C

above the year-round state average

What the Hawaii water feels like in October

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 October fits in the year

October 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 October 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 October

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

# Location October mean
1 Kaanapali Hawaii 27.0°C
2 Kapalua Hawaii 27.0°C
3 Lahaina Hawaii 27.0°C
4 Maalaea Hawaii 27.0°C
5 Napili Bay Hawaii 27.0°C
6 Waihee-Waiehu Hawaii 27.0°C
7 Waimea Hawaii 27.0°C
8 Kahului, Kahului Harbor Hawaii 27.0°C
9 Kihei, Maalaea Bay, Maui Island, Hawaii Hawaii 27.0°C
10 Aiea Hawaii 27.0°C
11 Heeia Hawaii 27.0°C
12 Hickam Housing Hawaii 27.0°C
13 Honolulu Hawaii 27.0°C
14 Iroquois Point Hawaii 27.0°C
15 Kahaluu Hawaii 27.0°C
16 Kaimana Beach Hawaii 27.0°C
17 Kaneohe Hawaii 27.0°C
18 Pearl City Hawaii 27.0°C
19 Waikiki Hawaii 27.0°C
20 Kaunakakai Hawaii 27.0°C
21 Molokai Hawaii 27.0°C
22 Banzai Pipeline Hawaii 26.9°C
23 Ehukai Beach Park Hawaii 26.9°C
24 Haleiwa Hawaii 26.9°C
25 Honuapo, Hawaii Island, Hawaii Hawaii 26.9°C
Show 25 more ▸
26 North Shore Hawaii 26.9°C
27 Sunset Beach Hawaii 26.9°C
28 Waialua Hawaii 26.9°C
29 Waimea Bay Hawaii 26.9°C
30 Hilo Hawaii 26.9°C
31 Kahului Hawaii 26.9°C
32 Kihei Hawaii 26.9°C
33 Maui Hawaii 26.9°C
34 Paia Hawaii 26.9°C
35 Papaikou Hawaii 26.9°C
36 Sugar Beach Hawaii 26.9°C
37 Wainaku Hawaii 26.9°C
38 Hanauma Bay Hawaii 26.9°C
39 Hilo Bay Hawaii 26.9°C
40 Hilo, Hilo Bay, Kuhio Bay Island Hawaii 26.9°C
41 Kailua Hawaii 26.9°C
42 Lanikai Hawaii 26.9°C
43 Waimanalo Beach Hawaii 26.9°C
44 Hana, Maui Island, Hawaii Hawaii 26.8°C
45 Hauula Hawaii 26.8°C
46 Kaaawa Hawaii 26.8°C
47 Kahuku Hawaii 26.8°C
48 Laie Hawaii 26.8°C
49 Punaluu Hawaii 26.8°C
50 Hana Hawaii 26.8°C

Warmest 10 in Hawaii in October

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

# Location October mean
1 Island of Hawaii Hawaii 27.4°C
2 Kahaluu-Keauhou Hawaii 27.4°C
3 Kailua Kona Hawaii 27.4°C
4 Kealakekua Bay Hawaii 27.4°C
5 Nonopapa, Niihau Island, Hawaii Hawaii 27.4°C
6 Napoopoo, Kealakekua Bay, Hawaii Island, Hawaii Hawaii 27.4°C
7 Port Allen, Hanapepe Bay, Kauai Island Hawaii 27.4°C
8 Waimea Bay, Kauai Island, Hawaii Hawaii 27.4°C
9 Kua Bay Hawaii 27.4°C
10 Eleele Hawaii 27.3°C

Other US states

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