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Kushiro Wetland

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Kushiro Wetland Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kushiro Wetland year round climate

  • Spring (March–May): Average 0.9–10°C, cold and humid climate, with a possibility of snowfall in March. Temperatures gradually warm up from April, but there is a large temperature difference between day and night. Common activities: birdwatching, wetland hiking (be sure to keep warm). Recommended clothing: waterproof jacket, warm inner layers, waterproof shoes.
  • Summer (June–August): Average 14.4–20.8°C, warm and humid climate with relatively high rainfall, particularly in August. Common activities: birdwatching, boating, boardwalk tours. Recommended clothing: light and breathable clothing, rain gear, insect repellent.
  • Autumn (September–November): Average 12.5–18.4°C, cool and pleasant climate with gradually decreasing rainfall, but a large temperature difference between day and night. Common activities: viewing autumn leaves, wetland sightseeing. Recommended clothing: light jacket, long-sleeved clothing.
  • Winter (December–February): Average -4.7–-2°C, cold and dry climate, with possible snowfall. Common activities: viewing snow scenery (depending on snow conditions), snow activities (depending on snow conditions). Recommended clothing: heavy warm coat, hat, scarf, gloves, waterproof and windproof shoes.

Kushiro Wetland climatological average

Annual average temperature: approx. 8.2°C / Annual rainfall: approx. 1059 mm / Summer humidity: 70%–80% / Rainiest month: August

Kushiro Wetland monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-4.7°C
27
February
-4.5°C
19
March
0.9°C
76.7
April
6.5°C
88.7
May
10°C
73
June
14.4°C
98.3
July
19.7°C
144.3
August
20.8°C
206
September
18.4°C
125.3
October
12.5°C
110.7
November
6.5°C
55.3
December
-2°C
35

Kushiro Wetland weather for the next seven days

12/17
Wednesday
Sunny
-1.6°C/-4.1°C
12/18
Thursday
Sunny
-0.6°C/-3.5°C
12/19
Friday
Partly Cloudy
0°C/-4°C
12/20
Saturday
Partly Cloudy
6.6°C/-0.1°C
12/21
Sunday
Moderate rain
2.3°C/-0.5°C
12/22
Monday
Partly Cloudy
0.3°C/-3.8°C
12/23
Tuesday
Moderate or heavy snow showers
0.4°C/-3.8°C

Kushiro Wetland Frequently Asked Questions and Useful Information for Travel

What is Kushiro Wetland known for?

Kushiro Wetland is Japan's largest marshland, a vital natural monument and Ramsar Site known for its incredible biodiversity and stunning natural beauty.

What is the largest wetland in Japan?

Kushiro Wetland is the largest wetland remaining in Japan, covering approximately 180 km2. It was designated as a Natural Monument in 1967 and became Japan's first Ramsar Site in 1980.

When is the best time to see cranes in Kushiro Wetland?

To increase your chances of seeing the iconic red-crowned cranes, visiting Kushiro Wetland during winter is recommended. Several feeding sites, like the Tsurui-Ito sanctuary, attract large numbers of these birds.

Are there diverse wetlands in Japan?

Yes, Japan features a variety of wetlands ranging from subarctic to subtropical zones, including bogs, fens, mangroves, rivers, lakes, marshes, coastlines, and tidal flats, with Kushiro Wetland being a prime example of a significant marshland ecosystem.

What can I experience at Kushiro Wetland?

At Kushiro Wetland, you can immerse yourself in nature, observe diverse wildlife including the red-crowned crane, enjoy scenic walking trails, and learn about this crucial ecosystem. It's an ideal destination for nature lovers and independent travelers seeking an authentic experience.