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Kosetsu River
Top 10 Must-Do Experiences and Attractions in Kosetsu River
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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 -34–53°F, 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 62–71°F, 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 49–62°F, 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–-34.2°F, 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. 45.0°F / Annual rainfall: approx. 1426 mm / Summer humidity: 70%–80% / Rainiest month: August
Kosetsu River monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
16.9°F
58.4
February
19.2°F
48.7
March
29.8°F
65.6
April
44.6°F
70.7
May
54°F
88.9
June
62.2°F
175.4
July
70.5°F
144.5
August
71.8°F
250.6
September
62.4°F
179.5
October
49.3°F
144.3
November
37.6°F
117.6
December
21.7°F
82.3
Kosetsu River weather for the next seven days
6/3
Wednesday
Sunny
81.3°F/51.9°F
6/4
Thursday
Patchy rain nearby
75.2°F/46.6°F
6/5
Friday
Sunny
67°F/39.4°F
6/6
Saturday
Sunny
56.4°F/37.7°F
6/7
Sunday
Partly Cloudy
64.7°F/41.4°F
6/8
Monday
Moderate rain
50.7°F/45°F
6/9
Tuesday
Moderate rain
54.9°F/49.3°F
