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Warmest sea in Japan in November

373 coastal locations in Japan ranked by their typical November sea temperature. Region-wide average in November: 19.7°C. The top of the list is where to find the warmest swimming this month.

Warmest in November

Minami-Tori Shima

28.1°C November mean in Japan

Regional November average

19.7°C

across all 373 coastal locations in Japan

Vs annual mean

+0.6°C

above the year-round regional average

What the Japan sea feels like in November

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Japan monthly average 12.8°C to 26.6°C
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  • Warmest month August 26.6°C
  • Coldest month February 12.8°C
  • Annual mean 19.1°C
  • Months above 20°C 5 of 12

Where November fits in the year

November sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Japan month rankings:

Japan sea temperature map (live)

The map shows today's latest reading at every Japan location. The list below is based on the typical November mean, useful for trip planning weeks or months ahead.

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 Japan locations in November

Sorted by the typical November mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location November mean
1 Minami-Tori Shima Tokyo 28.1°C
2 lo Shima Tokyo 27.4°C
3 Yonakuni Shima Okinawa 26.8°C
4 Yonakuni 26.7°C
5 Funauke Okinawa 26.7°C
6 Kobi Sho Okinawa 26.3°C
7 Haha Shima Tokyo 26.3°C
8 Ishigaki 26.3°C
9 Hirara Okinawa 26.3°C
10 Miyakojima 26.2°C
11 Tsuhako Okinawa 26.2°C
12 Minami-Daito Shima Okinawa 26.2°C
13 Naha Ko Okinawa 26.1°C
14 Kerama Kaikyo (Zamami) Okinawa 26.0°C
15 Chichi Shima Tokyo 26.0°C
16 Wadomari Kagoshima 25.9°C
17 Kanegusuku Okinawa 25.9°C
18 Suku Okinawa 25.8°C
19 Haebaru 25.8°C
20 Itoman 25.8°C
21 Okinawa 25.8°C
22 Tomigusuku 25.8°C
23 Ogasawara 25.8°C
24 Sanmura Wan Kagoshima 25.7°C
25 Chatan 25.6°C
Show 25 more ▸
26 Gushikawa 25.6°C
27 Toguchi Okinawa 25.6°C
28 Koniya Kagoshima 25.6°C
29 Amami 25.6°C
30 Gakiya Okinawa 25.5°C
31 Nago 25.5°C
32 Kasari Wan Kagoshima 25.4°C
33 Nakano Shima Kagoshima 25.4°C
34 Uken Kagoshima 25.4°C
35 Takara Shima Kagoshima 25.2°C
36 Kuchi-No-Erabu Shima Kagoshima 25.0°C
37 Kumano Kagoshima 24.7°C
38 Isso Kagoshima 24.7°C
39 Tori Shima Tokyo 24.5°C
40 Yakushima 24.3°C
41 Hachijo Jima Tokyo 24.3°C
42 Miyake Shima Tokyo 24.1°C
43 Nishinoomote 24.0°C
44 Kozu Sima Tokyo 23.9°C
45 Aburatsu Miyazaki 23.9°C
46 Uchiumi Miyazaki 23.9°C
47 Miyazaki Shi 23.8°C
48 Shibushi 23.7°C
49 Makurazaki 23.6°C
50 Odomari Kagoshima 23.5°C

Coldest 10 in Japan in November

Same data the other way. Helpful if you want to know which Japan coasts to avoid for swimming in November.

# Location November mean
1 Mombetsu 7.6°C
2 Moyoro Wan Hokkaido 7.8°C
3 Abashiri Ko Hokkaido 7.9°C
4 Koiseboi Hokkaido 8.3°C
5 Hitokappi Wan Hokkaido 8.3°C
6 Naibo Wan Hokkaido 8.4°C
7 Shibetoro Hokkaido 8.4°C
8 Shana Wan Hokkaido 8.5°C
9 Monbetsu Hokkaido 8.7°C
10 Shibetsu 8.7°C

More on this region