Climate almanac
Yachi
Yamagata, Japan · 38.42°, 140.31°
What is the climate like in Yachi?
The best time to visit Yachi is typically August, the year's most comfortable month (5.9/10). Yachi is warmest in August, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 26°F (-4°C). The wettest month is typically August and the driest is May; the year sees roughly 65 in (1654 mm) of precipitation.
- Best time to visitAugust — the year's comfort peak (5.9/10)
- Warmest monthAugust — average high 84°F (29°C)
- Coolest monthJanuary — average low 26°F (-4°C)
- Wettest monthAugust (7.9 in (200 mm))
- Driest monthMay (4.2 in (107 mm))
- Annual precipitation65 in (1654 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromYamagata, 20 km away (1951-2026)