Where is the sea coldest in Japan in April?

Yuigahama Beach in Japan has the coldest sea in Japan in April, averaging about 15.0 °C. Zushi Beach (15.0 °C) and Enoshima Beach are the next coolest.

How many beaches in Japan are warm enough to swim in April?

1 of the top 23 ranked beaches in Japan average 22 °C or more in April, which most swimmers find comfortable without a wetsuit.

How are these April sea temperatures calculated?

Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical April rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

Seasonal ranking

Coldest sea temperature in Japan in April

Where the sea is coolest across Japan during April, ranked by long-term monthly average water temperature. Yuigahama Beach (Kanagawa, Japan) is the coolest at around 15°C. Open any spot for today's live water temperature and a 7-day swim forecast.

1
Yuigahama Beach
Kanagawa · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
2
Zushi Beach
Kanagawa · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
3
Enoshima Beach
Kanagawa · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
4
Kujukuri Beach
Chiba · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
5
Onjuku Beach
Chiba · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
6
Kujukuri Beach
Chiba · Japan · Pacific Ocean
Cool — shorty wetsuit recommended
15°C
April average
7
Kabira Bay
Okinawa · Japan · Pacific Ocean
Mild — fine for a swim, cool at first
20°C
April average
8
Kondoi Beach
Okinawa · Japan · Pacific Ocean
Mild — fine for a swim, cool at first
20°C
April average
9
Sunayama Beach
Okinawa · Japan · Pacific Ocean
Mild — fine for a swim, cool at first
20°C
April average
10
Naminoue Beach
Okinawa · Japan · East China Sea
Pleasant — swimmable without a wetsuit
21°C
April average
11
Emerald Beach
Okinawa · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
12
Manza Beach
Okinawa · Japan · East China Sea
Pleasant — swimmable without a wetsuit
21°C
April average
13
Mibaru Beach
Okinawa · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
14
Furuzamami Beach
Okinawa · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
15
Shirahama Beach
Wakayama · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
16
Katsurahama Beach
Kochi · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
17
Nigishima Beach
Mie · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
18
Ibusuki Beach
Kagoshima · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
19
Aoshima Beach
Miyazaki · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
20
Suma Beach
Hyogo · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
21
Sunset Beach Chatan
Okinawa · Japan · East China Sea
Pleasant — swimmable without a wetsuit
21°C
April average
22
Shirahama Beach Izu
Shizuoka · Japan · Pacific Ocean
Pleasant — swimmable without a wetsuit
21°C
April average
23
Nishihama Beach
Okinawa · Japan · Pacific Ocean
Warm — comfortable swimming
26°C
April average

Coldest sea in April elsewhere

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Japan in April — frequently asked questions

Where is the sea coldest in Japan in April?: Yuigahama Beach in Japan has the coldest sea in Japan in April, averaging about 15.0 °C. Zushi Beach (15.0 °C) and Enoshima Beach are the next coolest.
How many beaches in Japan are warm enough to swim in April?: 1 of the top 23 ranked beaches in Japan average 22 °C or more in April, which most swimmers find comfortable without a wetsuit.
How are these April sea temperatures calculated?: Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical April rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

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