Climate almanac

Aratokō

Yamagata, Japan · 38.18°, 140.09°

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What is the climate like in Aratokō?

The best time to visit Aratokō is typically June, the year's most comfortable month (5.8/10). Aratokō is warmest in August, when daily highs average 82°F (28°C), and coolest in January, when lows fall to about 24°F (-4°C). The wettest month is typically July and the driest is May; the year sees roughly 90 in (2299 mm) of precipitation.

  • Best time to visitJune — the year's comfort peak (5.8/10)
  • Warmest monthAugust — average high 82°F (28°C)
  • Coolest monthJanuary — average low 24°F (-4°C)
  • Wettest monthJuly (10 in (260 mm))
  • Driest monthMay (5.2 in (133 mm))
  • Annual precipitation90 in (2299 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromYamagata, 24 km away (1951-2026)