UV Index in Barrie, Canada

Last updated: May 3, 2025

In Barrie, Canada, awareness of the UV Index is crucial for protecting your skin and overall health. With strong UV levels peaking at 9 around midday, understanding these readings can help you prevent painful sunburns and reduce the risk of long-term skin damage. The Dfb climate in Barrie brings summers that can expose residents to significant UV radiation; thus, staying informed is key to enjoying the sun safely. By monitoring the UV Index, you can plan outdoor activities wisely and take necessary precautions to safeguard your skin from harmful effects.

Hourly UV Index in Barrie

As the sun rises, the UV Index begins its journey, starting low at 1 at 07:00 AM and gradually climbing. By 09:00 AM, it hits 3, but the real intensity kicks in by 12:00 PM, peaking at an impressive 8. The UV levels reach their zenith at 1:00 PM and 2:00 PM, where they maintain a high of 9, urging sun-seekers to take precautions. As the afternoon fades, the index gradually declines, dropping to 5 by 4:00 PM and further to 4 at 5:00 PM. As evening approaches, the index settles back down to a gentle 1 by 7:00 PM. It’s a vivid reminder of the sun’s strength—safety and sun protection are key during those peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:002low45 min
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:008very high15 min
13:009very high15 min
14:009very high15 min
15:007high25 min
16:005moderate30 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Barrie

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from April to August, where the UV Index consistently reaches 9, classifying it as very high. During these months, the burn time is a mere 15 minutes, emphasizing the need for caution. As winter approaches, the UV Index decreases, dropping to 2 in January and December, indicating a low risk of UV exposure, while February and March see moderate levels with indices of 4 and 5, respectively. Visitors and residents should prioritize protective measures such as using sunscreen, wearing protective clothing, and seeking shade, especially in the spring and summer months, when the sun's intensity is at its peak. Staying informed and alert can help mitigate the risks associated with UV exposure year-round.

Monthly Maximum UV Index for Barrie, Canada

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Barrie. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Statistical UV Index data for Barrie, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Barrie UV Index with Other Canada Cities

The table above highlights how UV exposure in Barrie compares to other major locations across Canada. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Barrie's solar exposure compared to other cities in Canada. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Edmonton UVI235677876421
Calgary UVI234688987421
Montreal UVI245799887532
Ottawa UVI245899887532
Barrie245899997532
Toronto UVI245899997532