UV Index in Devinuwara, Sri Lanka

Last updated: July 2, 2025

Understanding the UV Index in Devinuwara, Sri Lanka is crucial for safeguarding your skin and overall health. With UV levels peaking at a staggering 13 during the midday hours, awareness of these levels can help you take preventative measures against sunburn and long-term skin damage. In this tropical climate, the Af climate zone brings year-round sun exposure, making it essential to monitor UV risks, especially between 10 AM and 2 PM, when protection is most needed. Stay informed and enjoy the vibrant sunshine of Devinuwara safely!

Hourly UV Index in Devinuwara

The UV Index data throughout the day reveals a dynamic shift in sunlight intensity. Starting off at 07:00 with a low index of 2, the sun's rays gain strength, peaking at 10:00 with an intense 10. By 11:00 and 12:00, the UV Index reaches its maximum of 13, indicating a high risk for unprotected skin. As the afternoon progresses, the levels begin to decline, dropping to 8 by 14:00 and further to 4 by 15:00. As the sun starts to set, the index falls to 2 at 16:00, then swiftly diminishes to 1 at 17:00, finally returning to 0 by 18:00 and 19:00. This data underscores the importance of sun safety, especially during midday when the risk is greatest.

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.
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	10	very high	15 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

Monthly UV Index Trends in Devinuwara

The UV Index shows that the region experiences extreme sun exposure year-round, with consistently high values ranging from 11 to 15. The high-risk months for sun exposure are from January to April, where the UV Index peaks at 15 in both March and April, highlighting a critical period for skin protection. Visitors and residents should take precautions by applying sunscreen, wearing protective clothing, and seeking shade, especially during these months. Even in the latter months of the year, such as October and November, the UV Index remains elevated, indicating that sun safety is a year-round concern. Remember, burn times are roughly 10 minutes across all months, emphasizing the importance of vigilance against UV damage at all times.

Monthly Maximum UV Index for Devinuwara, Sri Lanka

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Devinuwara. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Devinuwara, 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 Devinuwara UV Index with Other Sri Lanka Cities

The table above highlights how UV exposure in Devinuwara compares to other major locations across Sri Lanka. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Devinuwara's solar exposure compared to other cities in Sri Lanka. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Devinuwara	13	14	15	15	14	12	13	14	14	13	11	11