Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Bogahakumbura, Sri Lanka, where the tropical climate can expose individuals to significant UV radiation. With UV levels peaking around midday, reaching a potential maximum of 13, it's essential to recognize how these levels can lead to sunburn and long-term skin health issues. Awareness of the UV Index helps you take necessary precautions and enjoy outdoor activities safely. Whether you're exploring the stunning landscapes or simply enjoying the sunny days, being informed about the UV levels can make a vital difference in protecting your skin and well-being.
The UV Index throughout the day reveals a striking pattern of intensity that peaks during the midday hours. It starts off at a gentle 2 at 07:00, gradually climbing to 4 by 08:00. The real surge occurs between 09:00 and 11:00, where it skyrockets to a high of 13, indicating a strong need for sun protection. As the afternoon progresses, the index begins to taper off, descending from 11 at 13:00 to 4 by 15:00, and finally dropping to a calm 0 by 19:00. To sum up, the day's UV exposure is intense yet fleeting, making the hours from 10:00 to 13:00 critical for sun safety!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 11 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 8 | very high | 15 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 extreme levels throughout the year, with particularly high readings in the spring months of March (16) and April (15), and continues to remain above 13 from January through September. The high-risk months for UV exposure are February through September, where a mere 10 minutes of sun exposure can lead to skin damage. Visitors and residents are strongly advised to take precautions during these months: wear protective clothing, utilize broad-spectrum sunscreen, and seek shade whenever possible, especially during the peak sun hours. Staying informed about daily UV levels can help ensure safe outdoor activities.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Jaffna UVI | 11 | 13 | 14 | 15 | 13 | 12 | 13 | 13 | 14 | 12 | 11 | 10 |
Moratuwa UVI | 11 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
Maharagama UVI | 11 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
Dehiwala-Mount Lavinia UVI | 12 | 13 | 14 | 15 | 14 | 12 | 13 | 14 | 14 | 13 | 11 | 10 |
Colombo UVI | 12 | 14 | 14 | 15 | 14 | 13 | 13 | 13 | 14 | 13 | 11 | 10 |
Bogahakumbura | 13 | 14 | 16 | 15 | 15 | 13 | 13 | 14 | 15 | 13 | 12 | 11 |