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Yamagata

Yamagata Prefecture is located in the northeastern region of Japan. The climate is influenced by the Sea of Japan and inland mountains, and has weather characteristics with four distinct seasons. The average temperature throughout the year is about 10°C, but the temperature difference between morning and evening is large. The Yamagata area receives relatively heavy rainfall, especially during the rainy season. Whether it’s cherry blossoms in spring, greenery in summer, red leaves in autumn or snowy scenery in winter, they are all must-see sights when visiting Yamagata!

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Best time to visit Yamagata

Data source: Meteostat・Last updated: 2025-09

Weather in Yamagata throughout the year

Spring (March–May): Average 5.3–16.6°C, mild climate, but early spring can still be chilly. Rainfall is relatively evenly distributed. Common activities: flower viewing, hiking, hot spring trips. Recommended clothing: light jacket, long-sleeved shirt, comfortable walking shoes.

Summer (June–August): Average 21.3–27°C, hot and humid, with the most rainfall in July. Common activities: mountain climbing, playing in streams, enjoying local cuisine. Recommended clothing: light and breathable clothing, sun hat, sunscreen.

Autumn (September–November): Average 9.0–23.1°C, comfortable and pleasant climate, with gradually decreasing rainfall. Common activities: autumn leaves viewing, enjoying the flavors of the harvest. Recommended clothing: light jacket, comfortable clothing; note the large temperature difference between morning and evening.

Winter (December–February): Average 0.4–2.6°C, cold and dry, with relatively heavy snowfall. Common activities: skiing, hot spring experiences, admiring snow scenery. Recommended clothing: warm clothing, thick jacket, scarf, gloves, hat.

Weather in Yamagata

Annual average temperature: approx. 13.3°C / Annual rainfall: approx. 1305 mm / Summer humidity: 70%–80% / Rainiest month: July

Yamagata weather by month

MonthJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
Temperature0.4°C1.2°C5.3°C12.6°C16.6°C21.3°C25.9°C27°C23.1°C14.9°C9°C2.6°C
Rainfall (mm)8370.9102.387.2114.9116.1182.3119.5138.174.599.5117

7-day weather forecast for Yamagata

Date11/15Sunday11/16Monday11/17Tuesday11/18Wednesday11/19Thursday11/20Friday11/21Saturday
WeatherLight drizzlePatchy rain nearbyCloudyLight drizzleLight rainHeavy snowModerate or heavy snow showers
High12.3°C11.2°C10.7°C14.5°C10.5°C4.2°C4.7°C
Low10.6°C6.3°C3.7°C6°C4.1°C1.9°C-0.2°C

Yamagata travel FAQs and useful info

When is the best time to enjoy cherry blossoms?

The cherry blossom season in Northeast China usually runs from early April to early May. The flowering period is slightly different in different regions. It is recommended to check the cherry blossom forecast for the current year.

Which attractions are must-sees?

There are many must-see attractions in Yamagata Prefecture, including Kasumijo Park, Shirataka Town’s famous cherry blossom spot, Zao Juhyo, and more.