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Katsunuma
Katsunuma Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Katsunuma year round climate
- Spring (March–May): Average 50–65°F, mild and comfortable, but with relatively high rainfall; carrying rain gear is recommended. Common activities: Spring outings, flower viewing. Suggested clothing: Light jacket, long-sleeved shirt, raincoat or umbrella.
- Summer (June–August): Average 72–82°F, hot and humid, with abundant rainfall. Common activities: Tasting local wines, escaping the heat in the mountains. Suggested clothing: Light and breathable clothing, sun hat, rain gear.
- Autumn (September–November): Average 64–77°F, pleasant climate, but with heavier rainfall in September. Common activities: Maple viewing, grape harvesting experiences. Suggested clothing: Comfortable long-sleeved shirts and pants, light jacket.
- Winter (December–February): Average 39–44°F, cold and dry, with less rainfall. Common activities: Hot spring experiences, indoor activities. Suggested clothing: Warm clothing, thick jacket, scarf, gloves, hat.
Katsunuma climatological average
Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1726 mm / Summer humidity: 70%–80% / Rainiest month: September
Katsunuma monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
39.6°F
28.7
February
41.7°F
50
March
50.2°F
129.1
April
59.5°F
138.2
May
65.3°F
149.3
June
72.5°F
261.4
July
81.7°F
170.7
August
82.4°F
251.1
September
77.4°F
324.6
October
64°F
128.3
November
55.6°F
71.6
December
44.1°F
23.9
Katsunuma weather for the next seven days
12/19
Friday
Sunny
50.3°F/37.8°F
12/20
Saturday
Patchy rain nearby
53.7°F/43.1°F
12/21
Sunday
Moderate rain
63°F/50.7°F
12/22
Monday
Partly Cloudy
51.5°F/40°F
12/23
Tuesday
Sunny
45.7°F/35.5°F
12/24
Wednesday
Patchy rain nearby
48.9°F/40.5°F
12/25
Thursday
Partly Cloudy
46.5°F/41.5°F
