Last updated: July 2, 2025
Understanding the UV Index in Masunga, Botswana is crucial for maintaining optimal skin health and preventing sunburn, especially in the region's hot semi-arid climate. With UV levels peaking at 8 during midday hours, the risk of skin damage increases significantly, making daily awareness essential. By tracking these levels, residents and visitors can make informed decisions about sun protection—like applying sunscreen or seeking shade—helping to safeguard their skin against the harmful effects of UV radiation. Whether you're enjoying outdoor activities or simply soaking in the sun, knowing the UV Index can make all the difference in preserving your skin's health long-term.
At dawn, the UV Index remains low, peaking at 1 by 08:00. As the sun rises higher, a notable increase occurs, reaching 3 at 09:00 and escalating dramatically to a maximum of 8 from 12:00 to 13:00. This midday surge indicates a higher risk for sun exposure, making it essential to take precautions such as wearing sunscreen and protective clothing. The intensity then gradually declines, dropping to 4 by 15:00, and continuing its descent to 0 by 19:00, marking the end of the sun’s peak influence for the day. Stay mindful of these hourly fluctuations to enjoy the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | 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 |
Throughout the year, UV index levels exhibit significant seasonal fluctuations, with the highest risk months typically being January to March, where the UV index peaks at 17 in January and maintains extreme levels until April. During these months, burn time is critically short at just 10 minutes. As summer approaches, from May to August, the UV index remains in the very high range, dropping slightly to 9 in May and rising to 10 in August, allowing for a slightly longer burn time of 15 minutes. The fall months see another rise in UV levels from September to November, categorized as extreme in September and November with burn times of 10 minutes. Residents and visitors are strongly advised to take protective measures against sun exposure during these high-risk months, such as wearing sunscreen, protective clothing, and avoiding prolonged sun exposure, especially during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gaborone UVI | 16 | 15 | 13 | 11 | 8 | 6 | 6 | 9 | 11 | 13 | 14 | 16 |
| Molepolole UVI | 16 | 15 | 13 | 11 | 8 | 6 | 6 | 9 | 11 | 13 | 14 | 16 |
| Selebi-Phikwe UVI | 16 | 15 | 13 | 12 | 9 | 7 | 7 | 9 | 11 | 14 | 14 | 15 |
| Francistown UVI | 17 | 16 | 14 | 12 | 9 | 7 | 7 | 10 | 11 | 14 | 14 | 15 |
| Maun UVI | 16 | 15 | 14 | 12 | 9 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |
| Masunga | 17 | 16 | 14 | 12 | 9 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |