Niagara Falls UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index5.1
- Avg Clouds50%
- Max Temp28.5 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Niagara Falls, Canada 
will reach a high of 5.1 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-20
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
Niagara Falls's UV Index
The UV index in Niagara Falls, Canada, varies throughout the year, typically ranging from low in winter to moderate or high in summer, peaking around June and July when the sun is strongest.
Weather Seasons
Niagara Falls experiences four distinct seasons: cold, snowy winters; warm, humid summers; and mild spring and autumn with changing foliage and moderate rainfall.
Niagara Falls's Climate
Compared to other parts of Canada, Niagara Falls has milder winters due to its southern location near the US border. It is warmer and wetter than much of inland Canada but cooler and less humid than some nearby US states like New York.
Hourly UV Index Trend
See the UV index hour by hour for Niagara Falls. When the level is high, it's smart to find some shade.
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