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Port Colborne UV Index Today

Day Summary

The UV index in Port Colborne, Canada Flag of Canada will reach a high of 7.5 today. This means a high level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-01

Hourly Forecast Chart

Today's Safety Tips

Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.

Port Colborne's UV Index

Port Colborne's UV index varies throughout the year, typically low in the winter and reaching moderate to high levels in the summer months, especially in June and July. UV levels peak around midday during the summer, rising as the sun is highest in the sky.

Weather Seasons

UV index

The area experiences warm summers with temperatures often in the 20s°C (70s°F) and cold winters with snow and temperatures below freezing. Spring and fall are mild with gradual temperature changes and occasional rain, marking clear seasonal shifts.

Port Colborne's Climate

Compared to the rest of Ontario and nearby U.S. states, Port Colborne is slightly cooler in summer than inland areas due to its proximity to Lake Erie. It has more lake effect snow in winter than regions further from the Great Lakes, making winters chillier.

Hourly UV Index Trend

See the UV index hour by hour for Port Colborne. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Port Colborne is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.