Climate almanac

Korsholm

Ostrobothnia, Finland · 63.11°, 21.68°

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What is the climate like in Korsholm?

The best time to visit Korsholm is typically May – July, with trip comfort peaking in June (6.8/10). Korsholm is warmest in July, when daily highs average 70°F (21°C), and coolest in January, when lows fall to about 18°F (-8°C). The wettest month is typically August and the driest is March; the year sees roughly 28 in (699 mm) of precipitation.

  • Best time to visitMay – July — comfort peaks in June (6.8/10)
  • Warmest monthJuly — average high 70°F (21°C)
  • Coolest monthJanuary — average low 18°F (-8°C)
  • Wettest monthAugust (4.2 in (107 mm))
  • Driest monthMarch (1.4 in (37 mm))
  • Annual precipitation28 in (699 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromVaasa Vaasan Lentoasema, 9 km away (1952-2026)