UV Index in Basotu, Tanzania

Last updated: July 2, 2025

In Basotu, Tanzania, being aware of the UV Index is crucial for protecting your skin and health. Understanding the UV levels not only helps in preventing painful sunburns but also plays a vital role in safeguarding against long-term skin damage. Located in a Cwb climate zone, Basotu often experiences intense sun exposure, particularly between 11:00 AM and 1:00 PM, when the UV Index peaks at a striking 12. By staying informed about UV levels, residents and visitors can take proactive measures to enjoy the sun safely and maintain healthy skin.

Hourly UV Index in Basotu

The UV Index fluctuates dramatically throughout the day, peaking in intensity around noon. Starting at a mild 1 at 07:00, the index gradually climbs, reaching 6 by 10:00. The sun's strength culminates at a blazing 12 from 12:00 to 13:00, making this the most crucial time to protect your skin. As the afternoon progresses, the index begins to dip, dropping to 10 at 14:00, then easing down to 7 by 15:00. By evening, the levels plummet, settling back to a safe 0 by 19:00. It's wise to stay sun-savvy: midday is when the UV rays can be most harmful!

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	6	high	25 min
11:00	9	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	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 Basotu

The UV index in this region remains extremely high throughout the year, with values consistently ranging from 14 to 17. The highest UV index is recorded in March at 17, closely followed by January, February, and April, all at 16. Visitors and residents should be particularly vigilant from January to April, as these months represent the peak risk for skin damage, with a rapid burn time of just 10 minutes. Even in the summer months, such as June and July, where the UV index slightly decreases to 11 and 12 respectively, precaution is still crucial given the extreme exposure category. It is advised for everyone to take protective measures such as wearing sunscreen, protective clothing, and seeking shade, especially during peak sun hours.

Monthly Maximum UV Index for Basotu, Tanzania

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

The table above highlights how UV exposure in Basotu 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.

Basotu'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
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
Basotu	16	16	17	16	14	11	12	14	15	14	14	14