UV Index in Marovoay, Madagascar

Last updated: August 1, 2025

In Marovoay, Madagascar, being aware of the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding UV levels helps in preventing sunburn and ensuring long-term skin health. As a region characterized by its Aw climate, Marovoay experiences varying UV exposure throughout the day, peaking at 9 around midday. With typical risks that can lead to skin damage, it’s essential for locals and visitors alike to stay informed and take necessary precautions during the sunniest hours.

Hourly UV Index in Marovoay

The UV Index data for today reveals a steady climb in ultraviolet exposure as the sun rises. Starting at a mild 1 at 07:00, the index escalates to 2 by 08:00, before witnessing a significant jump to 4 at 09:00. The peak occurs around 12:00, where it reaches 9—a strong signal to take protective measures against sun damage. After this midday high, the UV Index begins to drop, descending to 6 at 14:00, before dwindling further to 3 by 15:00. The evening hours bring a dramatic decline, with 1 at 16:00 and tapering off to 0 by 19:00. This data highlights the importance of sun safety during peak hours, particularly between 11:00 and 13:00.

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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	2	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 Marovoay

The UV Index data indicates significant seasonal variations, with extreme levels persisting from January through April, peaking at 16, necessitating cautious outdoor activity due to a burn time of only 10 minutes. As the season transitions into May through July, the UV Index remains high but shifts to a very high category, with burn times increasing slightly to 15 minutes. August sees a return to extreme levels, followed by a consistent decline through the fall months of September and October, where the UV Index remains between 12 and 13. Residents and visitors should remain especially vigilant during the high-risk months of January through April and late summer in August. It’s advisable to wear protective clothing, apply sunscreen regularly, and limit sun exposure during peak hours to ensure safety against harmful UV radiation.

Monthly Maximum UV Index for Marovoay, Madagascar

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

The table above highlights how UV exposure in Marovoay 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.

Marovoay'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
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
Marovoay	16	16	16	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