UV Index in Kegalle, Sri Lanka

Last updated: June 2, 2025

In Kegalle, Sri Lanka, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. As a tropical region, Kegalle experiences fluctuating UV levels throughout the day, with peak exposure occurring during midday hours when the index reaches as high as 13. Understanding these UV levels assists residents and visitors alike in taking necessary precautions against harmful UV radiation, ensuring safer outdoor activities while enjoying the rich biodiversity of this beautiful locale. With its Af climate, Kegalle’s sunny days can pose risks that everyone should be informed about to protect their skin and overall well-being.

Hourly UV Index in Kegalle

The UV Index offers a fascinating glimpse into how sunlight intensity changes throughout the day. Starting early at 07:00, it peaks at a modest 2, but by 09:00, it climbs dramatically to 8, signaling the need for sun protection. At 10:00, it reaches an impressive 11, and this intensity remains steady until 12:00, where it hits its maximum of 13. As the afternoon progresses, the UV Index gradually declines, dipping to 7 by 14:00 and further down to 4 by 15:00. The evening hours show a significant drop, with values falling to 2 at 16:00, 1 at 17:00, and finally hitting 0 by 18:00 and beyond. This data underscores the importance of being vigilant during midday hours when the sun's rays are most potent.

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	8	very high	15 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	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

Monthly UV Index Trends in Kegalle

Throughout the year, UV Index values maintain an extreme exposure category, with the highest readings occurring from February to April where it peaks at 15. The high-risk months, particularly March and April, highlight the need for caution, as exposure can lead to sunburn in just 10 minutes. Visitors and residents alike should take proactive measures during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. The UV Index decreases slightly in late autumn and winter, dropping to 11 in November and December, but vigilance is still recommended as the potential for skin damage remains significant throughout the year.

Monthly Maximum UV Index for Kegalle, Sri Lanka

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kegalle. 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 Kegalle, 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 Kegalle UV Index with Other Sri Lanka Cities

The table above highlights how UV exposure in Kegalle 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.

Kegalle'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
Kegalle	13	14	15	15	14	13	13	14	14	13	11	11