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Kitasaku Karuizawa

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Kitasaku Karuizawa Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kitasaku Karuizawa year round climate

  • Spring (March–May): Average 11.5–19.3°C, mild climate but with relatively high rainfall, especially in March and April. Common activities: flower viewing, hiking, walking. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 23.1–28.4°C, hot and humid, with more rainfall in June and August. Common activities: outdoor swimming, camping, mountain climbing. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 19.3–14.8°C, comfortable and pleasant climate, cool and dry. Common activities: viewing autumn leaves, hiking, cycling. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
  • Winter (December–February): Average 9.1–7.4°C, cold and dry, with low rainfall. Common activities: skiing, hot springs, indoor leisure activities. Recommended clothing: warm jacket, hat, gloves, scarf.

Kitasaku Karuizawa climatological average

Annual average temperature: approx. 17.5°C / Annual rainfall: approx. 1659 mm / Summer humidity: 70%–80% / Rainiest month: June

Kitasaku Karuizawa monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
6.6°C
26.2
February
7.4°C
71
March
11.5°C
169.3
April
16.3°C
159.6
May
19.3°C
203.3
June
23.1°C
231.1
July
28°C
120.3
August
28.4°C
225.4
September
26.1°C
206
October
19.3°C
127
November
14.8°C
87.7
December
9.1°C
32.4

Kitasaku Karuizawa weather for the next seven days

6/2
Tuesday
Moderate rain
23.5°C/18.3°C
6/3
Wednesday
Heavy rain
20.5°C/17.5°C
6/4
Thursday
Patchy rain nearby
22.1°C/18.2°C
6/5
Friday
Sunny
22.1°C/16.1°C
6/6
Saturday
Sunny
22°C/15.5°C
6/7
Sunday
Moderate rain
19.5°C/17.5°C
6/8
Monday
Moderate rain
24°C/18.5°C

Kitasaku Karuizawa Frequently Asked Questions and Useful Information for Travel

Why is Karuizawa considered an expensive destination?

Karuizawa, including the Kitasaku Karuizawa area, is known for its upscale reputation, often attracting affluent visitors and second-home owners. This demand, coupled with its status as a premier resort town, contributes to higher prices for accommodation, dining, and goods compared to other regions in Japan.

What makes Kitasaku Karuizawa famous?

Kitasaku Karuizawa gained fame as a sophisticated villa area and summer retreat, influenced by early visitors who were captivated by its natural beauty and pleasant climate. Its appeal as a tranquil escape for those seeking a refined experience in nature solidified its reputation.

Is Kitasaku Karuizawa referred to as the Hamptons of Japan?

Yes, Kitasaku Karuizawa is often likened to the Hamptons of Japan due to its exclusive atmosphere, beautiful natural surroundings, and its popularity as a high-end resort destination for those seeking a peaceful yet luxurious getaway.

What is the origin of the name Karuizawa?

The name Karuizawa is believed to originate from terms related to volcanic deposits such as pumice stone and volcanic ash soil, which are characteristic of the Nagano region where Kitasaku Karuizawa is located.

What are the key attractions in Kitasaku Karuizawa?

Kitasaku Karuizawa is celebrated for its serene natural landscapes, including scenic walking paths and lush greenery. Visitors can enjoy charming cafes, boutique shops, and art museums, all contributing to the area's sophisticated and relaxing ambiance.