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Odaigahara

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Odaigahara Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Odaigahara year round climate

  • Spring (March–May): Average 11.8–18.9°C, mild climate but with relatively high rainfall, especially in April. Common activities: Flower viewing (e.g., mountain cherry blossoms, depending on blooming conditions), hiking (rain gear recommended). Suggested clothing: Light jacket, comfortable long pants, raincoat or umbrella.
  • Summer (June–August): Average 22.7–27.6°C, hot and rainy, especially August which has exceptionally high rainfall. Common activities: Summer resort, indoor activities or rain contingency plans are recommended. Suggested clothing: Light and breathable clothing, rain gear, sunscreen.
  • Autumn (September–November): Average 19.6–25.8°C, comfortable climate, but still with relatively high rainfall. Common activities: Mountain hiking (be aware of weather changes), autumn foliage viewing (depending on tree species). Suggested clothing: Light jacket, long-sleeved clothing, rain gear.
  • Winter (December–February): Average 7.0–8.7°C, low temperatures, low rainfall. Common activities: Indoor activities are preferred, such as visiting local museums or recreational facilities. Suggested clothing: Warm jacket, sweater, long pants.

Odaigahara climatological average

Annual average temperature: approx. 17.1°C / Annual rainfall: approx. 3569 mm / Summer humidity: 75%–85% / Rainiest month: August

Odaigahara monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
7°C
99
February
8.1°C
117.9
March
11.8°C
271.1
April
16.3°C
320.6
May
18.9°C
366.9
June
22.7°C
423.5
July
27.6°C
125
August
27.5°C
564.7
September
25.8°C
550.1
October
19.6°C
336
November
14.8°C
361.3
December
8.7°C
33.5

Odaigahara weather for the next seven days

3/25
Wednesday
Heavy rain
11°C/3.8°C
3/26
Thursday
Moderate rain
11.4°C/5.7°C
3/27
Friday
Patchy rain nearby
14.9°C/2.6°C
3/28
Saturday
Patchy rain nearby
16.2°C/5.3°C
3/29
Sunday
Sunny
17.7°C/4.3°C
3/30
Monday
Patchy rain nearby
16.6°C/7°C
3/31
Tuesday
Moderate rain
13.5°C/7.5°C

Odaigahara Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit Oihara Aquarium is from 9 am to 5 pm to avoid direct sunlight at noon.

What are the must-see attractions?

Must-see attractions include a marine mammal display, children's playground and marine life education activities.