UV Index in Uwelini, Tanzania

Last updated: May 3, 2025

Understanding the UV Index is crucial for the residents of Uwelini, Tanzania, where the sun graces the skies with intensity, especially in a climate characterized as Am. Awareness of UV levels can significantly enhance sunburn prevention and promote long-term skin health, making it essential for both locals and visitors. With peak UV indices soaring to a striking 12 around midday, the risk for harmful exposure increases, emphasizing the need to take protective measures during the hottest hours. Stay informed, stay protected, and enjoy the vibrant sun-soaked days that Uwelini has to offer!

Hourly UV Index in Uwelini

The UV Index starts off low at 1 around 07:00, gradually rising to a moderate 2 by 08:00. As the sun reaches its peak, the index sharply escalates, hitting 8 at 10:00 and peaking at a striking 12 between 12:00 and 13:00. This intense solar exposure signals a strong need for protection, especially with the index maintaining an elevated 11 at 11:00 before beginning a gradual decline. By 14:00, it drops to 9, then further down to 6 at 15:00, and continues to fall, reaching 1 by 17:00. As the evening approaches, the UV levels taper off to 0 by 19:00, indicating a complete cessation of harmful UV exposure. Stay savvy and prioritize sun safety during those peak hours!

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	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	12	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 Uwelini

Throughout the year, the UV index displays significant seasonal changes, maintaining a high to extreme category from January through April, with values consistently around 14-15. Notably, March experiences the highest index at 15, maintaining a burn time of just 10 minutes. As summer approaches, the index decreases slightly, with June (10) seeing a very high category and extending burn time to 15 minutes. However, high-risk months primarily include January to April and July to August, where the index ranges from 12 to 15 and a burn time of 10 to 15 minutes is recommended. Visitors and residents are strongly advised to take precautionary measures during these months, such as seeking shade, wearing protective clothing, and applying sunscreen frequently to safeguard against harmful UV exposure. Maintaining vigilance is essential to enjoying the outdoors safely.

Monthly Maximum UV Index for Uwelini, Tanzania

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

The table above highlights how UV exposure in Uwelini 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.

Uwelini'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
Uwelini	14	14	15	14	12	10	11	13	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