UV Index in Wundanyi, Kenya

Last updated: May 3, 2025

In Wundanyi, Kenya, awareness of the UV Index is crucial as residents and visitors alike navigate the region's warm, tropical climate. Understanding UV levels is key to preventing sunburn and protecting overall skin health, especially when midday results show indices soaring to 13—a significant risk for harmful UV exposure. With Wundanyi situated in an Aw climate zone, where the sun’s rays are often intense, being informed about the daily UV Index can empower the community to take preventative measures, ensuring safe and enjoyable outdoor experiences year-round.

Hourly UV Index in Wundanyi

As the day unfolds, the UV Index starts modestly, peaking at 1 by 7 AM and gradually rising to reach a significant maximum of 13 around 12 PM. This mid-day period is critical, where the sun's rays are at their strongest, marking urgency for sun protection. Following this peak, the UV levels begin to decline steadily, dipping to 10 at 2 PM and further decreasing to 3 by 4 PM. As evening approaches, the index returns to safe levels, ending the day at 0 by 7 PM. It’s an essential reminder to be vigilant around midday, where sun safety becomes paramount.

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	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	7	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 Wundanyi

The UV Index in this region remains consistently extreme throughout the year, with particularly high values from January to April (peaking at 16), indicating that residents and visitors should be vigilant against sun exposure during these months. Even in the summer months of June and July, when the UV Index drops slightly to 11, a burn time of just 10 minutes remains critical. As a general rule, from January to September, conditions are classified as high-risk, necessitating protective measures such as wearing sunscreen, hats, and protective clothing. It's essential to maintain awareness of the weather and UV levels, especially during outdoor activities, to minimize the risk of skin damage year-round.

Monthly Maximum UV Index for Wundanyi, Kenya

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

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

Wundanyi's solar exposure compared to other cities in Kenya. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mombasa UVI	14	14	15	14	13	11	11	12	13	13	13	12
Wundanyi	15	16	16	15	13	11	11	13	14	14	13	13
Kikuyu UVI	15	16	16	16	13	11	11	13	14	14	13	13
Ruiru UVI	15	16	16	16	13	11	11	13	14	14	13	13
Nairobi UVI	15	16	16	16	13	11	11	13	14	14	13	13
Nakuru UVI	16	17	17	17	14	12	13	14	15	15	14	14