What is the weather like in Indianapolis vs Toronto in September?

In September, Indianapolis averages 27°C high / 16°C low with about 64 mm of rain; Toronto averages 23°C high / 14°C low with about 55 mm.

Indianapolis vs Toronto in September

Toronto is the better pick in September — 93 vs 89 on SeasonMap's comfort score. Toronto is nice, a little rain, clean air, while Indianapolis is warm, a little rain, clean air.

Indianapolis vs Toronto — September climate, side by side

	🇺🇸 Indianapolis	🇨🇦 Toronto
Comfort score	89/100 (A)	93/100 (S)
Feels-like high	28°C	22°C
Avg high / low	27° / 16°	23° / 14°
Rainfall	64 mm	55 mm
Rainy days	5	7
Humidity	68%	74%
Air quality (AQI)	42	48

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Indianapolis vs Toronto in September — FAQ

Is September better in Indianapolis or Toronto?: Toronto is the better pick in September — 93 vs 89 on SeasonMap's comfort score. Toronto is nice, a little rain, clean air, while Indianapolis is warm, a little rain, clean air.
What is the weather like in Indianapolis vs Toronto in September?: In September, Indianapolis averages 27°C high / 16°C low with about 64 mm of rain; Toronto averages 23°C high / 14°C low with about 55 mm.