UV Index in Mahenge, Tanzania

Last updated: July 2, 2025

Understanding the UV Index in Mahenge, Tanzania is crucial for protecting your skin and overall health. With soaring UV levels peaking at 10 around midday, awareness of these values can empower residents and visitors alike to take necessary precautions against sunburn and long-term skin damage. Mahenge's Aw climate features abundant sunshine, making it essential to recognize when exposure becomes risky. By familiarizing yourself with the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin from harmful ultraviolet rays.

Hourly UV Index in Mahenge

As the sun rises on this bright day, the UV Index remains low at 1 between 07:00 and 08:00. However, as the morning progresses, the intensity ramps up sharply, hitting 3 by 09:00 and soaring to 6 by 10:00. The midday sun reaches its peak, with an astonishing index of 10 from 12:00 to 13:00, signaling a strong need for sun protection. Fortunately, the UV exposure begins to taper off after this peak, sliding back to 9 at 14:00 and then receding to 6, 3, and finally back to 1 between 15:00 and 18:00. As evening descends, the UV Index drops to 0 by 19:00, welcoming the cool relief of twilight.

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	10	very high	15 min
13:00	10	very high	15 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 Mahenge

The UV Index shows significant seasonal variation, with the highest risk occurring during the months of January through April, where the UV Index consistently reaches 15, indicating an extreme exposure category and a minimal burn time of just 10 minutes. Following this period, May sees a slight reduction to 12 (extreme), while June and July drop to 10 (very high) with a burn time of 15 minutes. As summer transitions into autumn, the UV Index rises again to 12 in August and 13 from September through November, where the burn time remains at 10 minutes. December finishes the year at 14 (extreme). Given these values, it is crucial for visitors and residents to take precautionary measures, including applying sunscreen, wearing protective clothing, and seeking shade, especially during the high-risk months of January to April and the transitional months of August to November.

Monthly Maximum UV Index for Mahenge, Tanzania

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

The table above highlights how UV exposure in Mahenge 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.

Mahenge'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
Mahenge	15	15	15	15	12	10	10	12	13	13	13	14
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