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Mount Aso

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Mount Aso Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Mount Aso year round climate

  • Spring (March–May): Average 41–55°F, cool climate with abundant sunshine and little rainfall. Common activities: Hiking, appreciating the Aso volcano scenery. Recommended clothing: Warm jacket, long-sleeved clothing, comfortable hiking shoes.
  • Summer (June–August): Average 62–73°F, warm and comfortable climate, with less rainfall in some months. Common activities: Hiking, camping, appreciating grassland scenery. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 48–60°F, pleasant climate, dry and comfortable, with little rainfall. Common activities: Hiking, appreciating autumn leaves, experiencing hot springs. Recommended clothing: Light jacket, long-sleeved clothing.
  • Winter (December–February): Average 33–41°F, cold and dry climate, very little rainfall. Common activities: Viewing snow scenery (depending on the situation), experiencing hot springs. Recommended clothing: Warm jacket, hat, gloves, scarf, warm underwear.

Mount Aso climatological average

Annual average temperature: approx. 53.6°F / Annual rainfall: approx. 104 mm / Summer humidity: 60%–70% / Rainiest month: June

Mount Aso monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
34.7°F
1.4
February
39.4°F
7.9
March
41°F
13.5
April
53.8°F
10
May
56.3°F
10
June
63°F
22.5
July
71.6°F
10.7
August
73.8°F
13.2
September
70°F
3.4
October
60.3°F
5.3
November
48.4°F
5.6
December
34.3°F
0.6

Mount Aso weather for the next seven days

12/21
Sunday
Moderate rain
57.7°F/35.7°F
12/22
Monday
Sunny
53.2°F/27.5°F
12/23
Tuesday
Sunny
59.3°F/28.8°F
12/24
Wednesday
Moderate rain
52.8°F/45.9°F
12/25
Thursday
Patchy rain nearby
49°F/38.8°F
12/26
Friday
Partly Cloudy
41.7°F/29.4°F
12/27
Saturday
Partly Cloudy
45.2°F/29.1°F