i Water temperature
Honolulu: sea water temperature
Swimming season: January–December
Water temperature today
28°
How it feels
warm
Wave height
1.1 m
Next 7 days
14 Wed28° 1.2 m
15 Thu27° 1.4 m
16 Fri27° 1.6 m
17 Sat27° 1.6 m
18 Sun27° 1.4 m
19 Mon27° 1.3 m
20 Tue27° 1.3 m
Water temperature
Nearby beaches & coastal towns
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Honolulu | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| East Honolulu 15 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 26° | 27° | 27° | 26° | 25° |
| Pearl City 16 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Waiau-Pacific Palisades 14 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Makakilo / Kapolei / Honokai Hale 25 km | 25° | 24° | 24° | 25° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Kalihi 3 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Joint Base Pearl Harbor Hickam 10 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Salt Lake 9 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 27° | 27° | 27° | 26° | 25° |
| Kailua 16 km | 24° | 24° | 24° | 24° | 25° | 26° | 26° | 26° | 27° | 27° | 26° | 25° |
i 87 
East Honolulu
Hawaii · United States
28° / 21° 27° Oct
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i 86
Pearl City
Hawaii · United States
30° / 22° 27° Oct
86
Waiau-Pacific Palisades
Hawaii · United States
30° / 22° 27° Oct
84
Makakilo / Kapolei / Honokai Hale
Hawaii · United States
28° / 20° 27° Oct
.svg)
i 87
Kalihi
Hawaii · United States
30° / 22° 27° Oct
86
Joint Base Pearl Harbor Hickam
Hawaii · United States
30° / 22° 27° Oct
Hotels
All about Honolulu Hotels in Honolulu
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Frequently asked questions
How warm is the sea in Honolulu?
The sea is warmest in September (about 27°C (80°F)). Swimming season: January–December.
Honolulu: sea water temperature — October
In October: 27°C (80°F) (warm).
Honolulu: sea water temperature — November
In November: 26°C (79°F) (warm).