UV Index in Killarney, Canada

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors of Killarney, Canada, especially as the warmer months bring heightened sun exposure. The UV Index provides vital information on the intensity of ultraviolet rays, which can significantly impact skin health and help in preventing sunburns. With Killarney's Dfb climate, characterized by warm summers, it's important to be aware of the UV levels—peaking at an intense 9 during midday—with risks of skin damage increasing dramatically from late morning through mid-afternoon. By staying informed, you can protect yourself and enjoy the beautiful outdoors while minimizing the risks associated with sun exposure.

Hourly UV Index in Killarney

The UV Index today starts off low, with a maximum of 1 at 07:00 and 08:00. As the morning progresses, it gradually increases, peaking at 9 around 14:00, indicating a high level of ultraviolet radiation. After hitting its zenith, the UV Index begins to decline, dropping to 6 by 16:00, and further down to 2 by 19:00. This fluctuation highlights the importance of sun safety during the midday hours, particularly between 12:00 and 15:00, when the risk of skin damage is at its highest. Remember to wear sunscreen and seek shade during these 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
08:001low45 min
09:002low45 min
10:003moderate30 min
11:005moderate30 min
12:007high25 min
13:008very high15 min
14:008very high15 min
15:007high25 min
16:006high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Killarney

Throughout the year, the UV Index experiences significant seasonal changes, particularly peaking in the late spring and summer months. April to August are identified as high-risk months, with UV Index values reaching as high as 9, categorized as very high, indicating a burn time of just 15 minutes. Visitors and residents are strongly advised to take protective measures during these months, such as wearing sunscreen, sunglasses, and protective clothing, especially during midday hours when the sun's rays are most intense. From September to October, the risk decreases but remains moderate, so continued sun protection is recommended. In contrast, January, November, and December exhibit a low UV Index, allowing for safer outdoor activities with a longer burn time of 45 minutes; however, awareness is still essential to maintain skin health year-round.

Monthly Maximum UV Index for Killarney, Canada

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Killarney. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec245889987422
Data source: Statistical UV Index data for Killarney, 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 Killarney UV Index with Other Canada Cities

The table above highlights how UV exposure in Killarney 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.
Killarney's solar exposure compared to other cities in Canada. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Edmonton UVI235677876421
Calgary UVI234688987421
Killarney245889987422
Montreal UVI245799887532
Ottawa UVI245899887532
Toronto UVI245899997532