Climate almanac
Franklin
Indiana, United States · 39.48°, -86.05°
What is the climate like in Franklin?
The best time to visit Franklin is typically August – October, with trip comfort peaking in September (7.3/10). Franklin is warmest in July, when daily highs average 85°F (30°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically March and the driest is September; the year sees roughly 46 in (1178 mm) of precipitation.
- Best time to visitAugust – October — comfort peaks in September (7.3/10)
- Warmest monthJuly — average high 85°F (30°C)
- Coolest monthJanuary — average low 25°F (-4°C)
- Wettest monthMarch (5.2 in (133 mm))
- Driest monthSeptember (2.9 in (74 mm))
- Annual precipitation46 in (1178 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromShelbyville Sewage Plt, 23 km away (1893-2026)