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Kawarayu Onsen

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Kawarayu Onsen Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kawarayu Onsen year round climate

  • Spring (March–May): 6.7–15.9°C, the climate gradually transitions from cold to warm, with increasing rainfall. March still has a chilly feel, April begins to warm up, and May is relatively mild. Common activities: Hiking, flower viewing. Recommended clothing: Warm jacket, long-sleeved clothing, adjust clothing according to weather changes.
  • Summer (June–August): 20.4–25.2°C, warm and humid climate with abundant rainfall. June to August is the rainy season; be aware of afternoon thunderstorms. Common activities: Hot spring bathing, sightseeing in summer resorts. Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): 9.6–21.5°C, pleasant and comfortable climate with gradually decreasing rainfall. September still retains the warmth of summer, while October and November gradually cool down. Common activities: Maple viewing, hiking. Recommended clothing: Light jacket, long-sleeved clothing, large temperature difference between morning and evening, pay attention to keeping warm.
  • Winter (December–February): 0.9–2.2°C, cold and dry climate with low rainfall. January and February have the lowest temperatures; pay attention to keeping warm. Common activities: Skiing, hot spring bathing. Recommended clothing: Heavy warm clothing, waterproof jacket, hat, gloves, scarf, etc.

Kawarayu Onsen climatological average

Annual average temperature: approx. 12.8°C / Annual rainfall: approx. 1296 mm / Summer humidity: 70%–80% / Rainiest month: June

Kawarayu Onsen monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
0.9°C
23.6
February
2.1°C
45.3
March
6.7°C
93.5
April
12.5°C
112.1
May
15.9°C
163.8
June
20.4°C
182.5
July
25.2°C
174.2
August
25°C
174.9
September
21.5°C
169.6
October
15°C
78
November
9.6°C
57.6
December
2.2°C
21.4

Kawarayu Onsen weather for the next seven days

6/21
Sunday
Moderate rain
29.4°C/19°C
6/22
Monday
Partly Cloudy
27.5°C/16.3°C
6/23
Tuesday
Moderate rain
22.9°C/13.1°C
6/24
Wednesday
Patchy rain nearby
25.1°C/10.6°C
6/25
Thursday
Patchy rain nearby
25.5°C/17.4°C
6/26
Friday
Patchy rain nearby
23.9°C/17.3°C
6/27
Saturday
Patchy rain nearby
29.4°C/15°C

Kawarayu Onsen Frequently Asked Questions and Useful Information for Travel

What are the unique bathing experiences at Kawarayu Onsen?

Kawarayu Onsen is renowned for its unique open-air baths, some of which are famously situated directly within the riverbed, allowing bathers to enjoy the natural hot springs amidst the flowing water. The experience offers a direct connection with nature and a truly distinctive onsen immersion.

What is the best time of year to visit Kawarayu Onsen?

Kawarayu Onsen is a beautiful destination year-round. Spring offers pleasant weather for exploring, summer allows for enjoying the scenic riverside, autumn boasts vibrant foliage, and winter provides a magical snowy landscape, making each season a unique time to visit.

Are there any traditional ryokans or accommodations in Kawarayu Onsen?

Yes, Kawarayu Onsen features several traditional Japanese inns, known as ryokans, offering guests an authentic experience. These accommodations often include tatami mat rooms, kaiseki multi-course dinners, and access to private or public onsen baths.

What is the local cuisine like in Kawarayu Onsen?

The cuisine around Kawarayu Onsen often highlights fresh, local ingredients. Diners can expect regional specialties that may include river fish, mountain vegetables, and seasonal produce, often served as part of exquisite traditional Japanese meals at local restaurants and ryokans.

What activities can I enjoy besides onsen bathing in Kawarayu Onsen?

Beyond the rejuvenating onsen baths, visitors to Kawarayu Onsen can enjoy scenic walks along the river, explore the surrounding natural beauty, and immerse themselves in the tranquil atmosphere of this charming onsen town. Some ryokans may also offer cultural experiences.