UV Index in Mahanoro, Madagascar

Last updated: June 2, 2025

Understanding the UV Index in Mahanoro, Madagascar is crucial for protecting your skin and maintaining overall health under the sun. With a climate classified as Af, Mahanoro experiences a tropical environment that can lead to heightened UV exposure, particularly during peak hours. Awareness of the UV levels can aid in sunburn prevention and help safeguard against longer-term skin damage. For instance, during midday, the UV Index can reach as high as 7, indicating a high risk of harm from unprotected sun exposure—making it essential for residents and visitors alike to stay informed and take necessary precautions.

Hourly UV Index in Mahanoro

The UV Index throughout the day offers a clear picture of sun intensity and safety. Starting off at a gentle 1 at 7:00 AM, it gradually rises, reaching a moderate 4 by 9:00 AM. The sun's rays peak sharply at 11:00 AM and 12:00 PM with a maximum intensity of 7, indicating a heightened risk for unprotected skin. As the afternoon unfolds, the index dips to 6 at 1:00 PM, before sliding down to 4 at 2:00 PM. By late afternoon, the UV levels decrease significantly, dropping to 2 by 3:00 PM and further to 1 by 4:00 PM, fading to 0 by 6:00 PM. It's clear: the sun demands respect during peak hours, while evening offers a safe retreat from harmful 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	5	moderate	30 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	4	moderate	30 min
15:00	2	low	45 min
16:00	1	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Mahanoro

Throughout the year, the UV Index exhibits significant seasonal fluctuations, with extreme levels persisting from January through April, reaching a peak of 16 in both January and February. High-risk months include March, April, September, October, November, and December, all categorized as extreme exposure, with burn times of just 10 minutes. As summer approaches, the index decreases slightly to 9 in May and remains in the very high range during July and August, where burn times extend to 15 minutes. Visitors and residents should take extra precautions during these months by seeking shade, wearing protective clothing, and using sunscreen to minimize the risk of UV exposure. It is vital to remain vigilant, especially during peak UV hours between 10 AM and 4 PM.

Monthly Maximum UV Index for Mahanoro, Madagascar

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

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

Mahanoro's solar exposure compared to other cities in Madagascar. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mahanoro	16	16	14	11	9	7	8	10	11	12	13	15
Toamasina UVI	16	16	15	12	9	7	8	10	12	12	13	15
Fianarantsoa UVI	17	17	15	12	9	7	8	10	12	13	14	16
Mahajanga UVI	16	16	15	13	10	8	9	11	12	12	13	15
Antananarivo UVI	17	17	15	12	10	8	9	11	13	13	14	16
Antsirabe UVI	17	17	16	13	10	8	9	11	13	13	14	16