UV Index in Sima, Comoros

Last updated: May 3, 2025

In Sima, Comoros, being aware of the UV Index is essential for safeguarding your skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike take proactive measures against harmful exposure during the day. With a climate classified as Af, Sima experiences notable sunlight intensity, particularly during midday when UV levels peak at 11—a point where even short-term exposure can lead to skin damage. Stay informed about the UV Index to enjoy the sunny beauty of Sima while keeping your skin protected!

Hourly UV Index in Sima

The UV Index today peaked dramatically in the late morning, starting from a low of 1 at 07:00 and climbing to an impressive 11 by 12:00. This intense exposure reached its zenith at 11:00, where precautions were essential as the Index hit 10. As the afternoon progressed, the UV levels began to gradually decline, dropping to 4 by 15:00 and further down to a modest 2 by 16:00. By the evening, the sun had softened, bringing the UV Index back to 1 at 17:00, and ultimately fading to 0 by 18:00, when the day's light had nearly vanished. Make sure to stay protected during peak hours to enjoy the sunshine safely!

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	10	very high	15 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 Sima

The UV Index shows significant seasonal changes, with the highest readings occurring from January to April where the index remains at 16 to 13, signifying an extreme exposure category with a burn time of just 10 minutes. Following this period, the UV Index slightly decreases in June and July to 9 and 10, indicating a very high exposure category with a longer burn time of 15 minutes. As summer transitions to fall, August sees a rise back to 12, followed by consistent extreme levels of 13 from September to November. The high-risk months consistently fall between January and April, with August also posing a notable risk. Visitors and residents are advised to take precautions year-round by applying sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Sima, Comoros

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

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

Sima's solar exposure compared to other cities in Comoros. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fomboni UVI	16	15	15	14	11	9	10	12	13	13	13	14
Sima	16	16	15	13	11	9	10	12	13	13	13	15
Tsimbeo UVI	16	16	15	13	11	9	10	12	13	13	13	15
Domoni UVI	16	16	15	13	11	9	10	12	13	13	13	15
Moutsamoudou UVI	16	16	15	13	11	9	10	12	13	13	13	15
Moroni UVI	15	15	16	14	11	10	10	12	13	13	14	14