Rishiri Island

Island · Hokkaido, 🇯🇵 Japan

Area 181 km²

Time zone Asia/Tokyo

Rishiri Island

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Rishiri Island — Map

Rishiri Island — Map

Climate & when to visit

Select a month

Typical weather in January

Poor

-11° (feels like -20°) · extremes -18°–-6°
-13° at night
26 rainy days
0 sunny days
2 hours of sunshine per day
Dry air
Windy
4°C · too cold to swim
UV index 0 · low

Typical weather in February

Poor

-10° (feels like -19°) · extremes -18°–-5°
-13° at night
21 rainy days
1 sunny day
3 hours of sunshine per day
Dry air
Light breeze
3°C · too cold to swim
UV index 1 · low

Typical weather in March

Poor

-7° (feels like -16°) · extremes -15°–-2°
-9° at night
17 rainy days
7 sunny days
5 hours of sunshine per day
Dry air
Light breeze
4°C · too cold to swim
UV index 2 · low

Typical weather in April

Poor

-2° (feels like -10°) · extremes -9°–2°
-5° at night
10 rainy days
10 sunny days
7 hours of sunshine per day
Dry air
Light breeze
5°C · too cold to swim
UV index 4 · moderate

Typical weather in May

Poor

2° (feels like -4°) · extremes -5°–6°
-1° at night
11 rainy days
7 sunny days
6 hours of sunshine per day
Dry air
Light breeze
8°C · too cold to swim
UV index 5 · moderate

Typical weather in June

Poor

7° (feels like 1°) · extremes 0°–10°
4° at night
10 rainy days
4 sunny days
5 hours of sunshine per day
Dry air
Light breeze
13°C · too cold to swim
UV index 5 · moderate

Typical weather in July

Fair

11° (feels like 7°) · extremes 5°–15°
9° at night
10 rainy days
3 sunny days
5 hours of sunshine per day
Dry air
Light breeze
18°C · too cold to swim
UV index 5 · moderate

Typical weather in August

Fair

14° (feels like 10°) · extremes 8°–16°
11° at night
12 rainy days
6 sunny days
5 hours of sunshine per day
Dry air
Light breeze
21°C · cool for a dip
UV index 5 · moderate

Typical weather in September

Poor

11° (feels like 6°) · extremes 4°–15°
9° at night
13 rainy days
12 sunny days
7 hours of sunshine per day
Dry air
Light breeze
20°C · cool for a dip
UV index 4 · moderate

Typical weather in October

Poor

5° (feels like -2°) · extremes -3°–10°
2° at night
17 rainy days
8 sunny days
5 hours of sunshine per day
Dry air
Windy
16°C · too cold to swim
UV index 2 · low

Typical weather in November

Poor

-2° (feels like -11°) · extremes -11°–5°
-5° at night
21 rainy days
2 sunny days
2 hours of sunshine per day
Dry air
Windy
11°C · too cold to swim
UV index 1 · low

Typical weather in December

Poor

-8° (feels like -18°) · extremes -16°–-2°
-11° at night
26 rainy days
0 sunny days
1 hour of sunshine per day
Dry air
Windy
7°C · too cold to swim
UV index 0 · low

Climate data: NASA POWER + Copernicus ERA5-Land and ERA5 · 1996–2025

Practical information

Currency: Japanese Yen JPY ¥ · Card payments · Commonly accepted
Emergency numbers: 118
Electricity: Type A / Type B
100 V · 60 Hz

Languages: Japanese
Tap water: Safe to drink
Driving side: Left
Calling code: +81

Tours & Activities

Related destinations

Other Destinations

Sapporo Hakodate Kushiro Obihiro Otaru Noboribetsu Furano Yakumo Biei Shimamaki Daisetsuzan National Park Shiretoko National Park Rebun Island