UV Index in Arua, Uganda

Last updated: July 2, 2025

Understanding the UV Index in Arua, Uganda is vital for safeguarding your skin and overall health. With peak levels reaching as high as 12 during midday, awareness of UV exposure can significantly aid in preventing sunburn and long-term skin damage. Arua’s tropical climate amplifies these risks, especially in the dry season when the sun's rays are most intense. By staying informed about daily UV levels, you can enjoy the outdoors while protecting yourself from harmful ultraviolet radiation.

Hourly UV Index in Arua

Today’s UV Index reveals a stark rise in sun intensity as the day progresses. Starting off with a mild index of 1 from 7:00 AM to 9:00 AM, the index quickly climbs to 5 by 10:00 AM. The peak intensity hits an impressive 12 at 1:00 PM, indicating a very high risk of harm from unprotected sun exposure. As the afternoon unfolds, the index begins to drop, returning to 8 at 3:00 PM before gradually decreasing to 1 by 6:00 PM. For anyone planning outdoor activities, it’s crucial to take precautions and seek shade during those peak hours to protect against the sun’s powerful rays!

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	1	low	45 min
08:00	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Arua

Throughout the year, UV Index measurements remain consistently high in the extreme exposure category, with values peaking at 16 in March. The highest-risk months for UV exposure are from February to April, where the UV Index consistently reaches 15 or higher. Even during the summer months, UV levels remain high, with values not dropping below 12. Therefore, it is crucial for both visitors and residents to take precautionary measures year-round, including wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure during peak hours to reduce the risk of skin damage and sunburn.

Monthly Maximum UV Index for Arua, Uganda

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

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

Arua's solar exposure compared to other cities in Uganda. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Kampala UVI	14	15	16	15	13	11	11	12	13	12	12	12
Jinja UVI	14	15	16	15	13	11	11	12	13	12	12	12
Gulu UVI	14	15	16	15	14	12	12	13	14	13	12	12
Lira UVI	14	15	16	15	14	12	12	12	13	13	12	12
Arua	13	15	16	15	14	13	12	13	13	12	12	12
Mbarara UVI	14	15	16	15	14	12	12	13	14	13	12	12