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Kosetsu River
Top 10 Must-Do Experiences and Attractions in Kosetsu River
![[Hokkaido, Furano] <<Ages 5 and up OK♪>> Sorachi River Rafting ~ Enjoy Hokkaido's best natural scenery ~](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_533487/20250924103153_XlwJF/png)
![[Hokkaido, Minami-Furano] Family rafting on the Sorachi River with young children! Free photo data! Suitable for ages 3 and up!](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_531667/20250922074653_W7Wbd/png)
![[Minamifurano, Hokkaido] ~Supporting students! Student discount plan~ If you're looking to have fun in Furano and Tomamu, try Sorachi River rafting! Free photo data! Same-day applications accepted!](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_531611/20250922073001_YbuYw/png)
![[Minamifurano, Hokkaido] ~Domin Discount◇ Hokkaido Residents Only! ~ If you're having fun in Furano or Tomamu, try Sorachi River Rafting. Free photo data! Same-day applications accepted!](https://image.kkday.com/image/get/c_fill%2Ch_153%2Cq_55%2Ct_webp%2Cw_272/s1.kkday.com/product_531610/20250922073000_yV7qD/png)
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Kosetsu River Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Kosetsu River year round climate
- Spring (March–May): Average -1.2–12.2°C, the climate transitions from cold to mild. March still has a chance of snowfall, April gradually warms up, and May has pleasant temperatures. Common activities: Viewing spring scenery, going for walks. Recommended clothing: Warm jacket, sweater, long pants; light jacket in May.
- Summer (June–August): Average 16.8–22.1°C, warm and humid climate with more rainfall, especially in August. Common activities: Outdoor activities, viewing summer scenery. Recommended clothing: Light and breathable clothing, rain gear.
- Autumn (September–November): Average 9.6–16.9°C, cool climate with gradually decreasing rainfall. Temperatures drop noticeably after October. Common activities: Viewing autumn scenery, hiking. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Winter (December–February): Average -8.4–-1.2°C, cold and dry climate with significant snowfall. Common activities: Skiing, winter activities. Recommended clothing: Heavy winter jacket, hat, scarf, gloves, snow boots.
Kosetsu River climatological average
Annual average temperature: approx. 7.2°C / Annual rainfall: approx. 1426 mm / Summer humidity: 70%–80% / Rainiest month: August
Kosetsu River monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-8.4°C
58.4
February
-7.1°C
48.7
March
-1.2°C
65.6
April
7°C
70.7
May
12.2°C
88.9
June
16.8°C
175.4
July
21.4°C
144.5
August
22.1°C
250.6
September
16.9°C
179.5
October
9.6°C
144.3
November
3.1°C
117.6
December
-5.7°C
82.3
Kosetsu River weather for the next seven days
4/15
Wednesday
Patchy rain nearby
13°C/-2°C
4/16
Thursday
Patchy rain nearby
12.5°C/2.4°C
4/17
Friday
Partly Cloudy
14°C/-1.3°C
4/18
Saturday
Patchy rain nearby
12.9°C/2.5°C
4/19
Sunday
Patchy rain nearby
8.7°C/1.1°C
4/20
Monday
Sunny
16.3°C/0.2°C
4/21
Tuesday
Patchy rain nearby
9.3°C/0°C
