UV Index
Wiarton UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index5
- Avg Clouds55%
- Max Temp23 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Wiarton, Canada 
will reach a high of 5 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-17
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.
Wiarton's UV Index
Wiarton, Canada, typically experiences a UV index that ranges from low to moderate throughout the year, with higher levels in late spring and summer months. The UV index rarely reaches extreme levels. Seasonal patterns in Wiarton include cold, snowy winters and warm, sometimes humid summers. Spring and fall are transitional seasons with mild temperatures and variable weather. Snowfall is common in winter, and summers often see occasional rain showers. Compared to the wider Ontario region, Wiarton tends to have slightly cooler temperatures due to its proximity to Lake Huron. It generally experiences less humidity than areas further inland and has more moderate weather than southern parts of neighboring U.S. states.
Hourly UV Index Trend
See the UV index hour by hour for Wiarton. When the level is high, it's smart to find some shade.
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