UV Index in Bulembu, Eswatini

Last updated: July 2, 2025

In Bulembu, Eswatini, staying aware of the UV Index is essential for protecting your skin and overall health. Understanding the UV levels throughout the day helps you effectively prevent sunburn and shield yourself from long-term skin damage. With a temperate climate typical of the Cwa zone, Bulembu experiences varying UV exposure, peaking at a UV Index of 6 around noon. By monitoring these levels, you can make informed decisions about sun protection, ensuring you enjoy the sunny days safely.

Hourly UV Index in Bulembu

The UV Index starts low in the early morning, with a maximum of 1 at 07:00 and 08:00, making it a safe time for outdoor activities. As the day progresses, the intensity rises sharply, peaking at 6 between 11:00 and 12:00—the perfect time to take precautions if heading outside. By 13:00, it dips slightly to 5, and a more noticeable decline occurs in the afternoon, falling to 2 by 15:00. As the sun sets, the UV Index drops off sharply, reaching 1 by 16:00, and finally 0 past 18:00. It’s clear that midday sun calls for some sun safety measures, but the later hours provide a much more forgiving environment for enjoying the outdoors!

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	4	moderate	30 min
11:00	6	high	25 min
12:00	6	high	25 min
13:00	5	moderate	30 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 Bulembu

Throughout the year, UV exposure varies significantly, with the highest levels occurring during the extreme exposure months of January, February, March, October, November, and December. These months feature UV Index values between 15 and 16, with very short burn times of just 10 minutes. As spring approaches, April sees a decrease to a very high index of 10, extending the burn time to 15 minutes. In May, the UV Index drops further to 7 (high), allowing for 25 minutes of safe sun exposure. Summer months, particularly June and July, show moderate to high levels of UV radiation, with burn times of 30 and 25 minutes, respectively. As August and September approach, the UV Index rises again to 8 and 10, maintaining a very high exposure category. To protect themselves, residents and visitors are advised to take extra precautions during these high-risk months, particularly by seeking shade and using sunscreen, especially during the peak UV times.

Monthly Maximum UV Index for Bulembu, Eswatini

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

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

Bulembu's solar exposure compared to other cities in Eswatini. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Big Bend UVI	15	14	12	9	7	5	6	8	9	12	13	14
Manzini UVI	15	14	12	9	7	5	6	8	10	12	13	15
Nhlangano UVI	15	15	13	9	7	5	6	8	10	13	13	15
Malkerns UVI	16	15	13	10	7	5	6	8	10	13	13	15
Mbabane UVI	16	15	13	10	7	5	6	8	10	13	13	15
Bulembu	16	15	13	10	7	5	6	8	10	13	13	15