UV Index in Penticton, Canada

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Penticton, Canada, especially given the region's sunny climate and elevated UV exposure during peak hours. With values soaring to a maximum of 9 during the midday sun, awareness of UV levels can significantly impact your health by helping you prevent sunburn and protect your skin from long-term damage. In this beautiful city nestled in the Okanagan Valley, where clear skies are common, knowledge of the UV Index not only enhances your outdoor enjoyment but also plays a vital role in maintaining your skin health. Whether you’re hiking, swimming, or simply soaking up the sun, staying informed about UV risks is essential for a safe and enjoyable experience.

Hourly UV Index in Penticton

As the sun rises, the UV Index gradually climbs, starting at a gentle 1 at 07:00. By 09:00, it reaches 4, indicating it's time to take protective measures. The afternoon brings peak intensity, with the UV Index soaring to a striking 9 at noon, where it remains steady until 14:00. This strong level of UV radiation highlights the importance of sun safety during these hours. As the day progresses, the index begins to dip, settling at 5 by 16:00 and tapering off to 1 by 19:00, making the early evening hours much safer for outdoor activities. Be vigilant and protect your skin during 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
09:004moderate30 min
10:005moderate30 min
11:007high25 min
12:009very 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 Penticton

Throughout the year, UV exposure fluctuates significantly, with high-risk months primarily from April to August. In April, the UV Index reaches a high level of 7, marking the beginning of increased skin exposure risk, which intensifies into the very high category of 8 and 9 during May, June, and July. Visitors and residents should take precautions particularly between April and August, where a burn can occur in as little as 15 minutes during the peak months. As summer fades into early fall, the UV Index decreases, returning to a moderate level by October and then to low levels in November and December. It's essential for everyone to practice sun safety by using sunscreen, wearing protective clothing, and seeking shade during peak hours, especially in the high-risk periods.

Monthly Maximum UV Index for Penticton, Canada

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Penticton. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: Statistical UV Index data for Penticton, 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 Penticton UV Index with Other Canada Cities

The table above highlights how UV exposure in Penticton 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.
Penticton's solar exposure compared to other cities in Canada. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Edmonton UVI235677876421
Calgary UVI234688987421
Penticton235789987421
Montreal UVI245799887532
Ottawa UVI245899887532
Toronto UVI245899997532