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Mount Kaimon

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Mount Kaimon Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Mount Kaimon year round climate

  • Spring (March–May): Average 57–68°F, mild climate but relatively high rainfall, especially frequent rainfall in April and May. Common activities: Hiking (be aware of weather changes), enjoying the natural scenery around Kaimondake. Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
  • Summer (June–August): Average 73–82°F, hot and rainy, with the most rainfall in June, and high humidity. Common activities: Summer resort (choose indoor activities or shaded areas), beach activities (be aware of weather changes). Recommended clothing: Breathable clothing, sun hat, rain gear.
  • Autumn (September–November): Average 62–80°F, gradually decreasing temperature, less rainfall, comfortable weather. Common activities: Hiking, appreciating autumn scenery. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
  • Winter (December–February): Average 50–51°F, low temperature, less rainfall. Common activities: Hot spring bathing, appreciating winter scenery. Recommended clothing: Warm jacket, sweater, scarf.

Mount Kaimon climatological average

Annual average temperature: approx. 65.7°F / Annual rainfall: approx. 2716 mm / Summer humidity: 70%–80% / Rainiest month: June

Mount Kaimon monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
49.1°F
82.1
February
51.6°F
153.2
March
57.2°F
215.5
April
64°F
255.5
May
68.5°F
301.2
June
74.3°F
721.7
July
82.8°F
268.8
August
83.1°F
218.2
September
80.4°F
149.5
October
70.3°F
129.3
November
63°F
135.7
December
50.4°F
85.5

Mount Kaimon weather for the next seven days

6/10
Wednesday
Sunny
72.6°F/64.9°F
6/11
Thursday
Sunny
76°F/69.5°F
6/12
Friday
Partly Cloudy
74.5°F/69.3°F
6/13
Saturday
Partly Cloudy
74.6°F/67.6°F
6/14
Sunday
Moderate rain
70.5°F/68.1°F
6/15
Monday
Patchy rain nearby
77.3°F/68.8°F
6/16
Tuesday
Partly Cloudy
76.7°F/70.5°F

Mount Kaimon Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit is spring and autumn, as the weather in these two seasons is the most stable and you can enjoy the best natural scenery of Kaiwen Mountain.

What are the must-see attractions?

Must-see attractions include the natural beauty of Kinko Bay and the Ibusuki area around Kaimondake, as well as traditional gardens that retain a strong Edo period atmosphere.