UV Index in Gulu, Uganda

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Gulu, Uganda, where the sun shines brightly in a typical Aw climate. With UV levels soaring in the afternoons, peaking at a striking 14 around 1 PM, awareness of these fluctuating levels can be a vital tool in preventing sunburn and safeguarding your skin health. As Gulu experiences significant UV exposure due to its equatorial location, knowing when to seek shade or apply sunscreen is essential for everyone, especially during the high-risk hours. Stay informed and protect yourself under the sun's radiant gaze!

Hourly UV Index in Gulu

The UV Index today tells a compelling story of sun intensity reaching its peak mid-afternoon. Starting at a mild level of 1 at 07:00, the index gradually climbs, hitting 4 by 09:00. The real surge happens between 10:00 and 13:00, where it skyrockets from 7 to a staggering 14 at 13:00, marking the highest level of sun exposure for the day. As afternoon wanes, the UV Index begins to decline, dropping to 12 at 14:00 and settling at 9 by 15:00. By evening, the UV Index diminishes back to 1 and ultimately reaches 0 by 19:00, signaling a retreat of the sun's intensity. This data underscores the importance of sun safety during peak hours, especially between 11:00 and 13:00 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	1	low	45 min
08:00	1	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	14	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	5	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Gulu

Throughout the year, UV Index levels remain consistently high, particularly from January to May, where values peak at 16 in March and maintain extreme exposure categories. This pattern continues into the summer, with UV Indexes around 12 to 14 from June to September. Thus, the high-risk months for UV exposure are March and February, with values of 16 and 15, respectively. To ensure safety, both visitors and residents should take protective measures throughout the year, including wearing sunscreen, protective clothing, and sunglasses, especially during these high-risk months, as burn time remains at just 10 minutes across all months. Staying hydrated and seeking shade during peak sunlight hours is also crucial to minimize the risk of skin damage.

Monthly Maximum UV Index for Gulu, Uganda

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

The table above highlights how UV exposure in Gulu 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.

Gulu'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	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
Mbarara UVI	14	15	16	15	14	12	12	13	14	13	12	12