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Niagara Falls weather in September 2026
Expect daytime maximum temperatures of 70°F in Niagara Falls, New York in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 3.8 inches of rainfall in the month.
- 70°F max day temperature
70 - 6 hours of sunshine per day
- 10 days with some rainfall
10 - 54°F min night temperature
54 - 12 hours of daylight per day
12 - No heat & humidity
0 - 3.8 inches of monthly rainfall
3.8 - 6 (High) UV index
6
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Recommended for New York
The September weather guide for New York (Niagara Falls) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
More about New York
How hot is it in Niagara Falls in September?
Daytime temperatures usually reach 75°F in Niagara Falls in September, falling to 61°F at night.
How sunny is it in Niagara Falls in September?
There are normally 7 hours of bright sunshine each day in Niagara Falls in September - that's 59% of daylight hours.
How warm is the sea around Niagara Falls in September?
The average sea temperature around Niagara Falls in September is 70°F.
Does it rain in Niagara Falls in September?
There are usually 8 days with some rain in Niagara Falls in September and the average monthly rainfall is 3.6 inches.
What is the chance of a hurricane in Niagara Falls in September?
On average less than 1 day in September in Niagara Falls is likely to be affected by the passage of one or more tropical storms.
Niagara Falls September sunrise & sunset times
Browse the sunrise and sunset times for Niagara Falls in September 2026. Select a month to view Niagara Falls sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Tuesday, 1st September 2026 | 05:41 | 18:51 |
| Tuesday, 15th September 2026 | 05:56 | 18:26 |
| Wednesday, 30th September 2026 | 06:12 | 17:59 |
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