Weather in Niagara Falls in September
Niagara Falls temperatures in September range from 15 to 23 and there is an average of 10 days of rain.
Avg Temp
15° - 23°
Avg Rainy Days
10
Avg Dry Days
20
Avg Snow Days
0
Weather Facts - Niagara Falls in September
* The warmest temperature recorded in in September is 32°C
* The coldest temperature recorded in Niagara Falls in September is 5°C
* The average rainfall in Niagara Falls in September is 52 mm