Get Exclusive App Deals
  1. Home
  2. Japan
  3. Kyushu
  4. Kumamoto
  5. Tamanashi
  6. Ariake Sea

Ariake Sea

Travel Info

Top 10 Must-Do Experiences and Attractions in Ariake Sea

Latest launches and promotions in Ariake Sea

Recommended travel destinations near Ariake Sea

More destinations

Ariake Sea Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Ariake Sea year round climate

  • Spring (March–May): Average 55–69°F, mild climate but with more rainfall, especially frequent in March and April. Common activities: Flower viewing (such as plum blossoms and cherry blossoms, depending on blooming conditions), coastal walks. Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
  • Summer (June–August): Average 76–85°F, hot and humid, with the most rainfall in July. Common activities: Swimming at the beach, water activities. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 68–59°F, comfortable and pleasant climate with less rainfall. Common activities: Outdoor excursions, viewing red leaves (depending on tree species). Recommended clothing: Comfortable long-sleeved shirt, light jacket.
  • Winter (December–February): Average 45–46°F, cold and dry with less rainfall. Common activities: Hot spring bathing, indoor activities. Recommended clothing: Warm jacket, sweater, scarf and gloves.

Ariake Sea climatological average

Annual average temperature: approx. 64.9°F / Annual rainfall: approx. 2112 mm / Summer humidity: 70%–80% / Rainiest month: July

Ariake Sea monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
43.9°F
56.5
February
46.9°F
92.7
March
55°F
251.4
April
63.9°F
223.6
May
69.8°F
274
June
76.1°F
369.8
July
83.5°F
371.5
August
85.8°F
165.2
September
81.7°F
92.3
October
68.7°F
96
November
59.2°F
81.8
December
45.7°F
37.8

Ariake Sea weather for the next seven days

5/4
Monday
Patchy rain nearby
64.6°F/57.5°F
5/5
Tuesday
Sunny
68.5°F/54.1°F
5/6
Wednesday
Sunny
72.2°F/56.7°F
5/7
Thursday
Sunny
72.6°F/58.4°F
5/8
Friday
Patchy rain nearby
72.5°F/58.5°F
5/9
Saturday
Partly Cloudy
75.3°F/56.2°F
5/10
Sunday
Partly Cloudy
73.6°F/60.2°F

Ariake Sea Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit is during the summer, especially from July to September, when the beach is at its most popular.

What are the must-see attractions?

Must-see attractions include the Torii Gate of the Sea at Oo Shrine, Toyotama Hime Shrine, and Mifuneyama Rakuen. These attractions not only showcase Saga Prefecture's rich seafood and beautiful beaches, but also provide a rich historical and cultural experience.