UV Index in Toamasina, Madagascar

Last updated: June 2, 2025

Understanding the UV Index in Toamasina, Madagascar is crucial for protecting your skin and overall health. With the sun’s intensity varying throughout the day, awareness of UV levels helps in preventing painful sunburns and long-term skin damage. Typically characterized by a tropical climate, Toamasina sees UV Index values peak around midday, reaching up to 7, which signifies a high risk of harm from unprotected sun exposure. By staying informed about daily UV levels, locals and visitors can take proactive measures to enjoy the beautiful sunshine safely.

Hourly UV Index in Toamasina

As the day unfolds, the UV Index reaches its peak during the late morning and early afternoon hours. Starting at a mild 1 at 7 AM, the index gradually climbs to a more noticeable 7 by 11 AM, signaling a time when sun protection becomes essential. It holds steady at 7 until noon, then begins to decline, dipping to 4 by 2 PM, and further falling to 1 by 4 PM. By evening, the UV Index drops to 0, indicating a safe time to enjoy the outdoors without the worry of harmful UV exposure. Remember, during the peak hours from 10 AM to 2 PM, it's crucial to wear sunscreen and protective clothing to safeguard your skin!

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
10:006high25 min
11:007high25 min
12:007high25 min
13:006high25 min
14:004moderate30 min
15:002low45 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Toamasina

The UV Index fluctuates significantly throughout the year, with January through April experiencing extreme levels, indicating a high risk of harm from unprotected sun exposure, especially during these months when the burn time is as little as 10 minutes. May marks a transition to very high exposure, with slightly longer burn times of 15 minutes, while June and July see a reduction in the UV Index to 7 and 8, respectively, still categorized as very high with a burn time of 25 minutes in June and 15 minutes in July. However, the risk remains significant, especially in August, where it jumps back up to 10. In the fall and early winter months (September to December), UV levels shift back to extreme, with burn times again dropping to 10 minutes. Visitors and residents should take precautions during high-risk months—especially from January to April and September to November—by wearing protective clothing, using sunscreen, and seeking shade to minimize UV exposure and reduce the risk of skin damage.

Monthly Maximum UV Index for Toamasina, Madagascar

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Toamasina. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161615129781112131315
Data source: Statistical UV Index data for Toamasina, 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 Toamasina UV Index with Other Madagascar Cities

The table above highlights how UV exposure in Toamasina compares to other major locations across Madagascar. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Toamasina's solar exposure compared to other cities in Madagascar. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Toamasina161615129781012121315
Fianarantsoa UVI171715129781012131416
Mahajanga UVI1616151310891112121315
Antananarivo UVI1717151210891113131416
Antsirabe UVI1717161310891113131416