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Minami Boso

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Minami Boso Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Minami Boso year round climate

  • Spring (March–May): Average 52–67°F, mild climate but with relatively high rainfall, especially in April. Common activities: Picnics, flower viewing (such as cherry blossoms and azaleas, but be mindful of rain), seaside walks. Recommended clothing: Light jacket, long-sleeved shirt, and rain gear for rainy days.
  • Summer (June–August): Average 74–86°F, hot and humid, with the most rainfall in July. Common activities: Swimming, surfing, and other water sports. Recommended clothing: Light and breathable clothing, sun hat, sunglasses, and sunscreen.
  • Autumn (September–November): Average 57–81°F, pleasant climate, but occasional typhoons. Common activities: Maple leaf viewing (in some areas), seaside walks, and hiking. Recommended clothing: Comfortable long-sleeved shirts, light jackets, and adjust clothing according to weather changes.
  • Winter (December–February): Average 42–45°F, cold and dry with less rainfall. Common activities: Onsen (hot spring) bathing and enjoying winter seascapes. Recommended clothing: Warm jacket, sweater, scarf, and gloves.

Minami Boso climatological average

Annual average temperature: approx. 63.7°F / Annual rainfall: approx. 1529 mm / Summer humidity: 70%–80% / Rainiest month: July

Minami Boso monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
42.4°F
33.7
February
44.1°F
73.7
March
52.2°F
115
April
61.7°F
193.3
May
67.6°F
165.7
June
74.7°F
217
July
82.9°F
308
August
86°F
83.7
September
81.1°F
128.3
October
67.5°F
72
November
57.9°F
111
December
45.1°F
28.3

Minami Boso weather for the next seven days

3/23
Monday
Patchy rain nearby
60.6°F/49.3°F
3/24
Tuesday
Sunny
54.3°F/45.8°F
3/25
Wednesday
Moderate rain
52.4°F/49°F
3/26
Thursday
Sunny
57.9°F/50°F
3/27
Friday
Overcast
58.5°F/50.7°F
3/28
Saturday
Partly Cloudy
60.1°F/51.7°F
3/29
Sunday
Partly Cloudy
57.6°F/51.1°F

Minami Boso Frequently Asked Questions and Useful Information for Travel

When is the best time to visit Minami Boso?

The best time to visit is from early spring to autumn, when the weather is mild and perfect for watching the sunrise and sunset.

What are the must-visit attractions in Minamiboso?

The Tokyo Bay Ferry, Miraculous Saw, and Nokogiri Mountain Restoration Project are must-visit attractions for Minamiboso.