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Inasa Mountain

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Inasa Mountain Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Inasa Mountain year round climate

  • Spring (March–May): Average 55–67°F, mild climate but with relatively high rainfall, especially in March and April. Common activities: Flower viewing, outdoor excursions (be mindful of weather changes). Recommended clothing: Light jacket, long-sleeved shirt, rain gear essential.
  • Summer (June–August): Average 74–84°F, hot and humid, abundant rainfall, with the most rainfall in June. Common activities: Avoiding the heat, indoor activities, swimming at the beach (be mindful of sun protection). Recommended clothing: Light and breathable clothing, hat, sunscreen.
  • Autumn (September–November): Average 69–60°F, comfortable and pleasant climate, reduced rainfall. Common activities: Hiking, outdoor walks. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
  • Winter (December–February): Average 48–47°F, lower temperatures, less rainfall. Common activities: Hot spring trips, indoor leisure activities. Recommended clothing: Warm clothing, thick jacket, scarf, gloves.

Inasa Mountain climatological average

Annual average temperature: approx. 64.9°F / Annual rainfall: approx. 2007 mm / Summer humidity: 70%–80% / Rainiest month: June

Inasa Mountain monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
45.7°F
93
February
47.8°F
86.3
March
55°F
212
April
62.6°F
194.7
May
67.8°F
207
June
74.5°F
324.7
July
82.6°F
282.3
August
84.6°F
243.7
September
80.8°F
165.3
October
69.4°F
69
November
60.8°F
85.7
December
48.2°F
43.3

Inasa Mountain weather for the next seven days

2/16
Monday
Sunny
58.1°F/48.8°F
2/17
Tuesday
Sunny
54.9°F/45.4°F
2/18
Wednesday
Sunny
51.8°F/46°F
2/19
Thursday
Partly Cloudy
53.6°F/43.9°F
2/20
Friday
Patchy rain nearby
52.4°F/44.3°F
2/21
Saturday
Sunny
57.4°F/46.9°F
2/22
Sunday
Sunny
58.4°F/48°F

Inasa Mountain Frequently Asked Questions and Useful Information for Travel

What is Mount Inasa famous for?

Mount Inasa is famous for its breathtaking night views, recognized as one of the three best night views in Japan. Located in Nagasaki City, the summit offers panoramic vistas of the city below, especially stunning after dark.

What is the best time to visit Mount Inasa?

While Mount Inasa is enjoyable during the day, it is truly spectacular at night. The "10 Million Dollar Night View" is the primary draw, making evening visits highly recommended.

How do you get to Mount Inasa?

Mount Inasa is accessible by bus, car, or ropeway. From Nagasaki Station, you can take bus numbers 3 or 4 to the Ropeway-mae stop, followed by a short walk to the Nagasaki Ropeway's Fuchi-jinja Station.

Is Mount Inasa worth visiting at night?

Absolutely. Mount Inasa is renowned for its spectacular night views, often ranked among the best in Japan and even the world. The five-minute ropeway ride offers stunning city views as you ascend, making the night visit a memorable experience.

What are the transport options to the summit of Mount Inasa?

The summit of Mount Inasa can be reached via a scenic ropeway, which provides excellent views during the ascent. Alternatively, visitors can opt for bus or car access to reach the mountain.