I made the reservation the day before to assess the weather. I hiked to Mt. Dainichi and back, with occasional fog rolling in. On the way back, I took the winding path, which was wet and difficult to walk on, so I proceeded cautiously to avoid slipping, and I was very tired.
Anonymous User
Friend
Minami-Uonuma Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Minami-Uonuma year round climate
Spring (March–May): 7.1–16.7°C on average, the climate gradually transitions from cold to warm, with less rainfall; suitable for outings and flower viewing. Common activities: Flower viewing, hiking. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): 21.8–28.2°C on average, warm and humid climate, moderate rainfall, occasional afternoon thundershowers. Common activities: Water activities, mountain climbing, outdoor BBQ. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): 11.6–24.6°C on average, pleasant climate, moderate rainfall, stunning autumn foliage. Common activities: Maple leaf viewing, hot springs, picking. Recommended clothing: Comfortable long-sleeved shirts, light jacket, comfortable shoes.
Winter (December–February): 2.5–4.9°C on average, cold and humid climate, high rainfall, significant snowfall, suitable for snow activities. Common activities: Skiing, snowshoeing, hot springs. Recommended clothing: Warm clothing, waterproof jacket, snow boots.
Minami-Uonuma climatological average
Annual average temperature: approx. 14°C / Annual rainfall: approx. 3101 mm / Summer humidity: 70%–80% / Rainiest month: December
Minami-Uonuma monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
2.5°C
441.3
February
3°C
269.3
March
7.1°C
188.9
April
12.9°C
117.3
May
16.7°C
157.4
June
21.8°C
132.3
July
26.6°C
212
August
28.2°C
195.4
September
24.6°C
196.4
October
16.6°C
256.8
November
11.6°C
337.2
December
4.9°C
597
Minami-Uonuma weather for the next seven days
8/26
Wednesday
Mist
28.5°C/21.6°C
8/27
Thursday
Light rain shower
20.8°C/18.1°C
8/28
Friday
Overcast
22.8°C/17.9°C
8/29
Saturday
Patchy rain nearby
21.7°C/18.3°C
8/30
Sunday
Light rain shower
21.7°C/19.1°C
8/31
Monday
Patchy rain nearby
23.3°C/20.8°C
9/1
Tuesday
Overcast
26.3°C/21°C
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