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Oga Peninsula

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Oga Peninsula Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Oga Peninsula year round climate

  • Spring (March–May): Average 5.4–15.9°C, mild climate, but showers are still possible, with increasing sunshine hours. Common activities: Spring outings, flower viewing, coastal walks. Suggested clothing: Light jacket, long-sleeved shirt, comfortable walking shoes.
  • Summer (June–August): Average 20.8–27.4°C, hot and humid, with more rainfall, especially in July. Common activities: Swimming at the beach, surfing, visiting the natural landscapes of the Oga Peninsula. Suggested clothing: Light and breathable clothing, hat, sunscreen.
  • Autumn (September–November): Average 9.5–23.1°C, comfortable temperatures, but rainfall remains relatively high, especially in October and November. Common activities: Maple leaf viewing, hiking, birdwatching. Suggested clothing: Comfortable long-sleeved shirts, light jacket, rain gear.
  • Winter (December–February): Average 1.1–2.9°C, cold and dry, with possible snowfall. Common activities: Hot spring experience, enjoying the winter seascape. Suggested clothing: Warm jacket, hat, scarf, gloves.

Oga Peninsula climatological average

Annual average temperature: approx. 13.3°C / Annual rainfall: approx. 1952 mm / Summer humidity: 70%–80% / Rainiest month: July

Oga Peninsula monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
1.1°C
155
February
1.5°C
93
March
5.4°C
111.7
April
11.6°C
97.7
May
15.9°C
131.7
June
20.8°C
129.3
July
25.1°C
262.3
August
27.4°C
139
September
23.1°C
209.3
October
15.3°C
195.3
November
9.5°C
230.7
December
2.9°C
197

Oga Peninsula weather for the next seven days

6/21
Sunday
Heavy rain
19.5°C/16.7°C
6/22
Monday
Heavy rain
17°C/15.7°C
6/23
Tuesday
Patchy rain nearby
20°C/15.4°C
6/24
Wednesday
Sunny
21.9°C/14.4°C
6/25
Thursday
Sunny
26°C/15.4°C
6/26
Friday
Patchy rain nearby
21.2°C/18.4°C
6/27
Saturday
Patchy rain nearby
23.2°C/18.9°C

Oga Peninsula Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The Oga Peninsula has four distinct seasons, so you can enjoy superb natural beauty no matter when you visit. If you like hot springs, it is recommended to visit in winter.

What are the must-visit attractions?

Must-visit attractions on the Oga Peninsula include the rocky coast, the sunset at Nirudozaki, and Mount Cold Wind. In addition, the Amateur Ghost Festival is also a special event on the Oga Peninsula.