UV Index in Katoro, Tanzania

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Katoro, Tanzania, a region characterized by a tropical climate. With UV levels rising significantly, especially around midday, being aware of these fluctuations can help prevent sunburn and safeguard your skin health. During the peak sunlight hours, UV Index values can reach as high as 11, posing serious risks for overexposure. Awareness of these levels is essential not only for enjoyment of the beautiful outdoors but also for maintaining long-term skin protection. Stay informed, stay sun-safe!

Hourly UV Index in Katoro

As the sun rises and warms the day, the UV Index begins at a mild 1 at 07:00 and 08:00, making it safe to venture outdoors without much protection. By 09:00, it jumps to a moderate 3, hinting at the increasing intensity. The real peak arrives between 11:00 and 13:00, where the index soars to an impressive 11, signifying a high risk of harm from unprotected sun exposure. As the afternoon rolls on, the index gradually dips, dropping to 10 at 14:00 and then descending through the late afternoon to 2 by 17:00. The sun sets the scene for a safe evening as the index returns to 1 at 18:00, finally resting at 0 by 19:00. This hourly dance of UV radiation highlights the importance of 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	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	11	extreme	10 min
13:00	11	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 Katoro

The UV Index in this region exhibits extreme levels throughout the entire year, peaking at 16 in March. From January to May, the UV Index remains consistently high, ranging from 14 to 16, marking these months as high-risk periods for sun exposure. Although the UV Index slightly decreases during the summer months (June to August), it stays within the 12 to 13 range, which still indicates significant risk. Residents and visitors should take precautionary measures year-round: wear broad-spectrum sunscreen, seek shade during peak hours, and remain vigilant about sun safety practices, as the burn time remains at a rapid 10 minutes regardless of the month.

Monthly Maximum UV Index for Katoro, Tanzania

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

The table above highlights how UV exposure in Katoro 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.

Katoro'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
Katoro	14	15	16	15	14	11	12	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