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Sunagawa

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Sunagawa Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Sunagawa year round climate

  • Spring (March–May): Average 34–55°F, the weather is changeable with a large diurnal temperature variation, and moderate rainfall. Common activities: Flower viewing, hiking. Recommended clothing: Warm jacket, comfortable trousers, easy-to-remove clothing.
  • Summer (June–August): Average 63–74°F, comfortable temperatures, but August has more rainfall and higher humidity. Common activities: Outdoor recreation, mountain climbing. Recommended clothing: Breathable clothing, light rain gear.
  • Autumn (September–November): Average 66–40°F, temperatures gradually decrease, rainfall is relatively high, and the diurnal temperature variation is significant. Common activities: Maple viewing, fruit picking. Recommended clothing: Warm jacket, long-sleeved clothing.
  • Winter (December–February): Average -5.6–-38.3°F, cold temperatures, snow may accumulate, and rainfall is relatively high. Common activities: Skiing, ice activities. Recommended clothing: Heavy warm clothing, waterproof and windproof jacket, hat, scarf, gloves.

Sunagawa climatological average

Annual average temperature: approx. 47.5°F / Annual rainfall: approx. 1436 mm / Summer humidity: 70%–80% / Rainiest month: August

Sunagawa monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
21.9°F
132
February
24.1°F
83.7
March
34.2°F
58
April
47.3°F
61.1
May
55.4°F
89.2
June
63.5°F
110.9
July
72.7°F
103.1
August
74.1°F
213.9
September
66.2°F
156.4
October
53.4°F
148.6
November
40.6°F
117.1
December
25.7°F
162.4

Sunagawa weather for the next seven days

12/30
Tuesday
Heavy snow
33.3°F/20.9°F
12/31
Wednesday
Moderate or heavy snow showers
23°F/14.7°F
1/1
Thursday
Heavy snow
22°F/12.9°F
1/2
Friday
Heavy snow
28.6°F/8.8°F
1/3
Saturday
Moderate snow
28.5°F/14.4°F
1/4
Sunday
Light snow
26.7°F/7.8°F
1/5
Monday
Light snow
27°F/11.4°F

Sunagawa Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit is from January 28 to February 29, perfect for enjoying smelt fishing in the winter.

What are the must-see attractions?

Must-see attractions include Sunagawa Oasis Park, which offers free fishing and where swans can be seen in the spring.