Climate almanac

Isehara

Kanagawa, Japan · 35.40°, 139.31°

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What is the climate like in Isehara?

The best time to visit Isehara is typically May, the year's most comfortable month (6.0/10). Isehara is warmest in August, when daily highs average 86°F (30°C), and coolest in January, when lows fall to about 32°F (0°C). The wettest month is typically June and the driest is December; the year sees roughly 73 in (1865 mm) of precipitation.

  • Best time to visitMay — the year's comfort peak (6.0/10)
  • Warmest monthAugust — average high 86°F (30°C)
  • Coolest monthJanuary — average low 32°F (0°C)
  • Wettest monthJune (9.1 in (232 mm))
  • Driest monthDecember (2.4 in (61 mm))
  • Annual precipitation73 in (1865 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromYokohama, 31 km away (1951-2026)