Climate almanac

Mentor-on-the-Lake

Ohio, United States · 41.71°, -81.36°

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What is the climate like in Mentor-on-the-Lake?

The best time to visit Mentor-on-the-Lake is typically August – September, with trip comfort peaking in September (6.9/10). Mentor-on-the-Lake is warmest in July, when daily highs average 78°F (25°C), and coolest in January, when lows fall to about 27°F (-3°C). The wettest month is typically October and the driest is September; the year sees roughly 51 in (1284 mm) of precipitation.

  • Best time to visitAugust – September — comfort peaks in September (6.9/10)
  • Warmest monthJuly — average high 78°F (25°C)
  • Coolest monthJanuary — average low 27°F (-3°C)
  • Wettest monthOctober (5.0 in (126 mm))
  • Driest monthSeptember (3.3 in (83 mm))
  • Annual precipitation51 in (1284 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromPainesville 4 Nw, 8 km away (1950-2026)