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Minamiaizu

Travel Info

Featured activity reviews in Minamiaizu

Best time to visit Minamiaizu

Data source:Meteostat
Update date:2025-09

Weather in Minamiaizu throughout the year

  • Spring (March–May): Average 54–73°F, mild climate. Temperatures gradually warm starting in March; April offers pleasant temperatures, while May is warm. Rainfall gradually increases. Common activities: Sightseeing, flower viewing. Suggested clothing: Light jacket, long-sleeved shirt; warm clothing for mornings and evenings.
  • Summer (June–August): Average 78–87°F, hot temperatures. June to August experience higher rainfall and humidity. Common activities: Summer resort activities, stream play, hiking (be sure to protect yourself from the sun and stay hydrated). Suggested clothing: Light and breathable clothing, sun hat, sunglasses.
  • Autumn (September–November): Average 69–82°F, pleasant climate. September remains warm, with temperatures gradually cooling down after October. Rainfall decreases compared to summer. Common activities: Maple leaf viewing, hiking. Suggested clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 45–49°F, cold temperatures, low rainfall. Common activities: Skiing (if there are nearby resorts), onsen experience. Suggested clothing: Warm coat, hat, gloves, scarf.

Weather in Minamiaizu

Annual average temperature: approx. 66.2°F / Annual rainfall: approx. 1745 mm / Summer humidity: 70%–80% / Rainiest month: June

Minamiaizu weather by month

Month
Air temperature (°F)
Precipitation (mm)
January
45.1°F
29.4
February
48.2°F
73.3
March
54.1°F
150.3
April
65.8°F
166.9
May
73.2°F
189.2
June
79°F
263.2
July
86.5°F
134.9
August
88°F
225.3
September
82.4°F
242.4
October
70°F
142.8
November
57.9°F
93.1
December
49.5°F
34.8

7-day weather forecast for Minamiaizu

10/16
Friday
Overcast
78.4°F/67.7°F
10/17
Saturday
Sunny
77°F/67.4°F
10/18
Sunday
Sunny
73.4°F/65.1°F
10/19
Monday
Overcast
79.2°F/66.7°F
10/20
Tuesday
Partly Cloudy
82.6°F/71.3°F
10/21
Wednesday
Sunny
82.3°F/73.7°F
10/22
Thursday
Overcast
76.2°F/66.2°F