UV Index in Prince Rupert, Canada

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Prince Rupert, Canada, especially given its unique coastal climate. The UV index provides essential information about the strength of ultraviolet radiation on any given day, helping you make informed choices to protect your skin from harmful effects such as sunburn and long-term damage. With a climate characterized by cool summers and occasional sunny days, it's important to recognize that UV levels can still reach significant heights, peaking at 8 around midday. Staying informed about these fluctuations ensures you can enjoy the beautiful outdoors while prioritizing your skin health and overall well-being.

Hourly UV Index in Prince Rupert

The UV Index for the day reveals a steady rise in solar intensity, peaking dramatically at 8 between 1:00 PM and 2:00 PM. Starting off gently with a maximum of 1 in the early hours, the index gradually climbs to a moderate 4 by 10:00 AM. As the sun reaches its zenith, the index surges, hitting 5 at 11:00 AM and then escalating to 7 by noon. Be cautious during the peak hours, especially when the UV Index reaches its maximum of 8 at 1:00 PM and 2:00 PM, indicating a high risk of harm from unprotected sun exposure. After 3:00 PM, the index begins to decline, settling at 4 by 5:00 PM and tapering off to 2 by 7:00 PM, inviting a more relaxed evening under the sun. Stay protected during the peak hours to enjoy a safe and sunny day!

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
08:001low45 min
09:002low45 min
10:004moderate30 min
11:005moderate30 min
12:007high25 min
13:008very high15 min
14:008very high15 min
15:007high25 min
16:006high25 min
17:004moderate30 min
18:003moderate30 min
19:002low45 min

Monthly UV Index Trends in Prince Rupert

The UV Index varies significantly throughout the year, with the highest risk months being July and May, where the UV Index reaches 8 and 7 respectively, indicating very high to high risk of harm from unprotected sun exposure. In contrast, the lowest risk is observed from November to February, with UV Index ratings of 1 or 2, where sun exposure is considered low risk. As a guideline, visitors and residents should limit sun exposure during the peak months of May to August, particularly during midday hours, and use protective measures such as sunscreen, wide-brimmed hats, and sunglasses to safeguard against skin damage. For winter months, while the UV risk is lower, it’s still wise to take precautions on sunny days when the reflection from snow can increase exposure.

Monthly Maximum UV Index for Prince Rupert, Canada

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Prince Rupert. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec123577875311
Data source: Statistical UV Index data for Prince Rupert, 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 Prince Rupert UV Index with Other Canada Cities

The table above highlights how UV exposure in Prince Rupert 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.
Prince Rupert's solar exposure compared to other cities in Canada. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Prince Rupert123577875311
Edmonton UVI235677876421
Calgary UVI234688987421
Montreal UVI245799887532
Ottawa UVI245899887532
Toronto UVI245899997532