UV Index in Tanga, Tanzania

Last updated: July 2, 2025

In Tanga, Tanzania, awareness of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels helps you prevent sunburn and long-term skin damage, ensuring you can enjoy the beautiful coastal climate without regret. With Tanga's tropical climate, high UV exposure is common, especially during midday when the index peaks at a striking 11. By keeping an eye on the UV Index and taking precautions, you can protect yourself from harmful rays and embrace the sunny days ahead!

Hourly UV Index in Tanga

The UV Index for the day showcases a dramatic rise in sun intensity as the morning progresses, starting from a mild 1 at 07:00 AM. By 09:00 AM, it escalates to 4, and then surges past the 6 mark at 10:00 AM. The peak intensity is reached at 12:00 PM and 1:00 PM, where the UV Index hits a striking 11, indicating a high risk of harm from unprotected sun exposure. As the afternoon unfolds, the index gradually tapers off to a more manageable 6 at 3:00 PM, before dipping to 1 by 5:00 PM and 6:00 PM, and finally sinking to 0 by 7:00 PM. It’s a clear reminder to take precautions during the peak hours—especially from 11:00 AM to 1:00 PM—to safeguard 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	2	low	45 min
09:00	4	moderate	30 min
10:00	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Tanga

The UV Index remains consistently high throughout the year, with extreme ratings from January to April, peaking at 15. Notably, both February and March exhibit the highest UV levels, sustaining an index of 15, making these months particularly high-risk for sun exposure. Even during the summer months of June and July, the index is still elevated at 11, while August sees a slight rise to 13. As autumn approaches, UV levels remain concerning, especially in September with an index of 14. Visitors and residents are advised to take these high UV levels seriously: always apply broad-spectrum sunscreen, wear protective clothing, and seek shade when outdoors, especially during peak hours. Remember, with a burn time of just 10 minutes across all months, proactive sun safety is crucial.

Monthly Maximum UV Index for Tanga, Tanzania

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

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

Tanga's solar exposure compared to other cities in Tanzania. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Zanzibar UVI	14	14	14	14	12	10	10	12	13	13	13	13
Dar es Salaam UVI	14	14	15	14	12	10	10	12	13	13	13	13
Tanga	14	15	15	14	13	11	11	13	14	13	13	13
Mwanza UVI	14	15	16	15	13	11	11	13	14	13	13	13
Arusha UVI	15	16	16	16	14	12	12	13	14	14	13	14
Mbeya UVI	16	16	16	16	13	11	11	13	14	14	14	15