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Joetsu

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Joetsu Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Joetsu year round climate

  • Spring (March–May): Average -1.2–12.2°C, the climate transitions from cold to mild, with chances of snowfall in March; it gradually warms up starting in April. Common activities: viewing spring scenery, spring outings. Recommended clothing: warm coat, sweater, scarf, hat.
  • Summer (June–August): Average 16.8–22.1°C, warm and humid climate with more rainfall, particularly in August. Common activities: mountain hiking (be mindful of weather changes), riverside recreation. Recommended clothing: light and breathable clothing, rain gear.
  • Autumn (September–November): Average 9.6–16.9°C, comfortable and cool climate with gradually decreasing rainfall. Common activities: viewing autumn leaves, mountain climbing. Recommended clothing: light jacket, long-sleeved shirt.
  • Winter (December–February): Average -8.4–-1.2°C, cold and dry climate with significant snowfall. Common activities: skiing, snow activities. Recommended clothing: warm clothing, thick coat, waterproof snow boots.

Joetsu climatological average

Annual average temperature: approx. 7.2°C / Annual rainfall: approx. 1426 mm / Summer humidity: 70%–80% / Rainiest month: August

Joetsu monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-8.4°C
58.4
February
-7.1°C
48.7
March
-1.2°C
65.6
April
7°C
70.7
May
12.2°C
88.9
June
16.8°C
175.4
July
21.4°C
144.5
August
22.1°C
250.6
September
16.9°C
179.5
October
9.6°C
144.3
November
3.1°C
117.6
December
-5.7°C
82.3

Joetsu weather for the next seven days

3/20
Friday
Patchy moderate snow
3.9°C/-5.4°C
3/21
Saturday
Moderate or heavy snow showers
1.5°C/-2.3°C
3/22
Sunday
Patchy rain nearby
5.8°C/-5.1°C
3/23
Monday
Moderate rain
5.4°C/0.2°C
3/24
Tuesday
Light snow showers
1.8°C/-4.2°C
3/25
Wednesday
Partly Cloudy
4.2°C/-4.7°C
3/26
Thursday
Cloudy
6.1°C/-1.5°C

Joetsu Frequently Asked Questions and Useful Information for Travel

Is Joetsu worth visiting?

Joetsu City is renowned for its exceptional sake and rice, but its appeal extends much further. Takada Park is celebrated for some of Japan's most breathtaking cherry blossoms, and the historic castle ruins atop Mt. Kasuga offer a glimpse into the city's rich past.

Are there any beaches near Joetsu?

Naoetsu Beach Resort is conveniently located about a 10-minute drive from the Joetsu Interchange on the Hokuriku Expressway. This pebble beach is known for its clear blue waters.

What is the population of Joetsu?

Joetsu is a city situated in Niigata Prefecture, Japan. As of December 1, 2020, the city's estimated population was 189,430, residing in 76,461 households, with a population density of 190 persons per square kilometer.

What is the best time to visit Joetsu?

Autumn is another magical and highly popular season to visit Joetsu-Myoko. The season is characterized by vibrant autumn colors, clear blue skies, and crisp, pleasant temperatures. Some ski area gondolas remain open for scenic autumn leaf viewing, which typically begins in late October or early November.

What is Joetsu famous for?

Joetsu is particularly famous for its high-quality rice and sake production. It is also recognized for the stunning cherry blossoms at Takada Park and its historical significance, with remnants of its castle found atop Mt. Kasuga.