Last updated: July 2, 2025
In Dzahani, Comoros, understanding the UV Index is crucial for maintaining skin health and ensuring sunburn prevention. The UV Index, which measures the strength of ultraviolet radiation from the sun, varies throughout the day and can reach dangerous levels, especially around midday. With Dzahani's tropical Af climate, residents and visitors face significant UV exposure risks, particularly during peak hours when values soar to 10. By being aware of the UV levels, you can take the necessary precautions to protect yourself from harmful rays, keeping your skin both safe and healthy while enjoying the beautiful outdoors.
The UV Index throughout the day presents a compelling narrative of sun exposure, peaking at a staggering 10 at 12:00 PM, indicating a need for caution. As the sun rises, the UV Index gradually climbs from 1 at 7:00 AM to a notable 4 by 9:00 AM. The ascent continues, reaching 9 by 11:00 AM, before hitting its maximum at noon. However, as the afternoon progresses, the intensity wanes, with readings dropping to 7 by 2:00 PM and eventually falling to 1 by 5:00 PM. As twilight approaches, the Index dips to 0 after 6:00 PM, promising safe evening conditions. Engaging with the sun requires awareness; ensure you're protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, with extreme levels persisting from January to April and again in the late summer months of August to November. The highest UV Index is recorded in March at 16, with a critical burn time of just 10 minutes, making it imperative for visitors and residents alike to take precautions. The months of January, February, March, April, August, September, October, November, and December all fall under the extreme exposure category, while June and July are classified as very high. Individuals should plan outdoor activities accordingly, using sunscreen, wearing protective clothing, and seeking shade to minimize the risk of UV-related health issues during these high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fomboni UVI | 16 | 15 | 15 | 14 | 11 | 9 | 10 | 12 | 13 | 13 | 13 | 14 |
| Tsimbeo UVI | 16 | 16 | 15 | 13 | 11 | 9 | 10 | 12 | 13 | 13 | 13 | 15 |
| Domoni UVI | 16 | 16 | 15 | 13 | 11 | 9 | 10 | 12 | 13 | 13 | 13 | 15 |
| Moutsamoudou UVI | 16 | 16 | 15 | 13 | 11 | 9 | 10 | 12 | 13 | 13 | 13 | 15 |
| Dzahani | 15 | 15 | 16 | 14 | 11 | 10 | 10 | 12 | 13 | 13 | 14 | 14 |
| Moroni UVI | 15 | 15 | 16 | 14 | 11 | 10 | 10 | 12 | 13 | 13 | 14 | 14 |