UV Index in Callan, Ireland

Last updated: May 3, 2025

Understanding the UV Index is essential for residents of Callan, Ireland, especially during the warmer months when sun exposure increases. Monitoring UV levels helps in preventing sunburn and protecting overall skin health, making it a crucial aspect of daily wellness. In Callan's Cfb climate, where the risk of UV exposure can peak at 7 from noon to 2 PM, being informed about the UV Index enables individuals to enjoy the outdoors safely while minimizing harmful effects from the sun. Stay vigilant and protect your skin by checking the UV Index regularly!

Hourly UV Index in Callan

As the sun rises, the UV Index remains low, starting at 1 at 07:00 and 08:00, making it a gentle time to venture outdoors. By 09:00, it ramps up to 3, signaling the beginning of the day’s peak sun exposure. 10:00 sees a rise to 4, and things heat up significantly by 11:00 with a UV Index of 5. The highest point peaks at 12:00, 13:00, and 14:00 with a striking 7, urging everyone to take precautions. As the afternoon progresses, the UV Index gradually declines to 6 by 15:00, and continues to drop to 3 by 17:00. Finally, it winds down for the evening, returning to 2 at 18:00 and settling back to 1 by 19:00, indicating that the sun is setting and the day’s harshest rays are behind us. Enjoy the outdoors, but don’t forget your sunscreen during those midday 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
09:003moderate30 min
10:004moderate30 min
11:005moderate30 min
12:007high25 min
13:007high25 min
14:007high25 min
15:006high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Callan

Throughout the year, UV Index values fluctuate significantly, indicating varying levels of sun exposure risk. The high-risk months are from May to August, where the UV Index reaches its peak at 7-8, classifying them as high to very high exposure. Specifically, June and July present the greatest risk, with a burn time of only 15 minutes. In contrast, the winter months (January, February, November, and December) show a low exposure category with UV Index values of 1-2, allowing for longer safe sun exposure (up to 45 minutes). To ensure safety, it is advisable for visitors and residents to take protective measures during the high UV months, such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.

Monthly Maximum UV Index for Callan, Ireland

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Callan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec224678875421
Data source: Statistical UV Index data for Callan, 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 Callan UV Index with Other Ireland Cities

The table above highlights how UV exposure in Callan compares to other major locations across Ireland. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Callan's solar exposure compared to other cities in Ireland. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Gaillimh UVI124578875321
Tallaght UVI124578875321
Dublin UVI124578875321
Luimneach UVI124578875421
Callan124578875421
Cork UVI124578875421