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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 1.2–13.0°C, 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 17.5–23.4°C, 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 19.0–4.8°C, 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–-3.5°C, 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. 8.6°C / Annual rainfall: approx. 1436 mm / Summer humidity: 70%–80% / Rainiest month: August
Sunagawa monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-5.6°C
132
February
-4.4°C
83.7
March
1.2°C
58
April
8.5°C
61.1
May
13°C
89.2
June
17.5°C
110.9
July
22.6°C
103.1
August
23.4°C
213.9
September
19°C
156.4
October
11.9°C
148.6
November
4.8°C
117.1
December
-3.5°C
162.4
Sunagawa weather for the next seven days
12/24
Wednesday
Moderate or heavy snow showers
4.1°C/-3.4°C
12/25
Thursday
Light snow
0.6°C/-1.8°C
12/26
Friday
Heavy snow
-3°C/-6.4°C
12/27
Saturday
Blizzard
-7°C/-10.1°C
12/28
Sunday
Heavy snow
-2.6°C/-6.1°C
12/29
Monday
Fog
1.5°C/-10.9°C
12/30
Tuesday
Light freezing rain
1.4°C/-5°C
