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Yonezawa

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Yonezawa Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Yonezawa year round climate

  • Spring (March–May): Average 1–15°C, mild climate, but early spring can still be chilly, with large temperature differences between day and night. Rainfall is low, and sunny days are frequent. Common activities: Picnics, flower viewing (some early blooming varieties). Recommended clothing: Warm jacket, comfortable trousers, comfortable shoes.
  • Summer (June–August): Average 19–25°C, relatively warm and dry climate, with less rainfall. Nights are cool and comfortable. Common activities: Outdoor activities, hiking, visiting Yonezawa sights. Recommended clothing: Breathable lightweight clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 7–21°C, pleasant climate, crisp autumn weather, with large temperature differences between day and night. Rainfall is low. Common activities: Maple leaf viewing, mountain climbing, enjoying the comfortable autumn atmosphere. Recommended clothing: Comfortable long-sleeved shirts, light jacket, warm underwear.
  • Winter (December–February): Average -0.5–1.4°C, cold and dry, with little snowfall. Short daylight hours. Common activities: Skiing (requires going to higher altitudes), onsen experience, indoor activities. Recommended clothing: Heavy warm coat, beanie, scarf, gloves.

Yonezawa climatological average

Annual average temperature: approx. 11.5°C / Annual rainfall: approx. 78 mm / Summer humidity: 60%–70% / Rainiest month: December

Yonezawa monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-0.5°C
7.1
February
0.2°C
4.8
March
1.4°C
7.1
April
11.7°C
2.8
May
14.5°C
4.6
June
19°C
4.8
July
22.9°C
9.3
August
24.7°C
5.6
September
21.3°C
11.2
October
14.9°C
4.9
November
7.2°C
5.1
December
0.2°C
11.3

Yonezawa weather for the next seven days

12/20
Saturday
Sunny
12.5°C/-0.7°C
12/21
Sunday
Patchy rain nearby
13.3°C/4.5°C
12/22
Monday
Light snow
2°C/-2.4°C
12/23
Tuesday
Sunny
4.8°C/-3.4°C
12/24
Wednesday
Patchy rain nearby
6.7°C/-1.3°C
12/25
Thursday
Patchy rain nearby
4.8°C/-2.2°C
12/26
Friday
Light freezing rain
4.1°C/-3.3°C