UV Index in Nyamira, Kenya

Last updated: July 2, 2025

Understanding the UV Index in Nyamira, Kenya is crucial for safeguarding your skin and health. With the region's Af climate, characterized by warm temperatures and ample sunshine, awareness of UV levels is essential for preventing sunburn and long-term skin damage. The UV Index indicates varying levels of ultraviolet radiation throughout the day, peaking between 11:00 AM and 1:00 PM at an intense level of 12. By familiarizing yourself with these readings, you can take proactive measures to protect yourself, ensuring a healthier lifestyle under the sun.

Hourly UV Index in Nyamira

The UV Index throughout the day reveals a dynamic shift in sun strength. Starting off with a gentle maximum of 1 at both 07:00 and 08:00, the intensity begins to rise, reaching a moderate level of 3 by 09:00. As the clock strikes 10:00, the index leaps to 6, and by 11:00, it surges to 9, indicating increasing caution is needed. The day peaks at a scorching 11 at 12:00 and reaches its zenith with an astounding 12 at 13:00. A gradual decline follows, with levels dropping to 10 at 14:00, then 7 at 15:00, and finally settling back to 4 at 16:00. As the sun starts to set, the index plummets to 2 at 17:00, then quiets to 1 by 18:00, before dropping to 0 at 19:00. Be sure to take care during those peak hours!

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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Nyamira

The UV Index remains consistently high throughout the year, particularly during the winter and early spring months from January to April, where it ranges from 15 to 16, indicating an extreme exposure category with a burn time of just 10 minutes. While the summer months of May through August see a slight decrease in the index (peaking at 13), the risk remains significant with a consistent burn time of 10 minutes. September marks a return to higher indices, peaking at 14. As such, visitors and residents should exercise caution particularly from January to April and again in September, ensuring appropriate sun protection measures like sunscreen, protective clothing, and seeking shade to minimize the risk of skin damage.

Monthly Maximum UV Index for Nyamira, Kenya

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

The table above highlights how UV exposure in Nyamira 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.

Nyamira'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
Nyamira	15	16	16	15	13	11	12	12	14	13	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