Climate almanac

Frankfort

Indiana, United States · 40.28°, -86.51°

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What is the climate like in Frankfort?

The best time to visit Frankfort is typically August – September, with trip comfort peaking in September (7.4/10). Frankfort is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 23°F (-5°C). The wettest month is typically May and the driest is September; the year sees roughly 42 in (1072 mm) of precipitation.

  • Best time to visitAugust – September — comfort peaks in September (7.4/10)
  • Warmest monthJuly — average high 84°F (29°C)
  • Coolest monthJanuary — average low 23°F (-5°C)
  • Wettest monthMay (4.8 in (123 mm))
  • Driest monthSeptember (2.7 in (68 mm))
  • Annual precipitation42 in (1072 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromFrankfort Disposal, 2 km away (1914-2026)