Last updated: July 2, 2025
In Iten, Kenya, awareness of the UV Index is crucial for maintaining both short-term and long-term skin health. Understanding UV levels can help residents and visitors alike prevent sunburn and reduce the risk of skin damage. With Its climate classified as Aw, Iten experiences a mix of warm and moderate weather throughout the year, but the UV exposure can surge significantly, peaking at 12 between noon and 1 PM. By staying informed about the UV Index, you can take proactive measures to protect yourself from the sun's harmful effects while enjoying the beauty of this vibrant region.
The UV Index throughout the day exhibits a dramatic rise, peaking at 12 between 12:00 PM and 1:00 PM, indicating a high level of ultraviolet radiation that necessitates protective measures if you're outdoors. The day starts with a mild index of 1 at 7:00 AM, gradually climbing to a moderate 3 by 9:00 AM. As the sun reaches its zenith, it ramps up to a blistering 10 at 11:00 AM, making midday the most intense period for UV exposure. After taking a slight dip to 8 by 3:00 PM, the UV levels rapidly decrease to 4 by 4:00 PM, and continue to decline until they settle at 0 by 7:00 PM. Remember to stay protected during those peak hours!
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 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 8 | very high | 15 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 |
Throughout the year, seasonal UV changes indicate consistently high levels of UV radiation across every month, with an extreme exposure category and a quick burn time of just 10 minutes. The high-risk months are particularly prominent from January to April, where UV Index readings peak at 15 to 17. Visitors and residents are strongly advised to take preventive measures during these months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade when outdoors. Maintaining vigilance about sun exposure is essential year-round, as even the lower index months still reflect significant UV intensity.
UV Risk Categories
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 |
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 |
Iten | 15 | 16 | 17 | 16 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 13 |
Nakuru UVI | 16 | 17 | 17 | 17 | 14 | 12 | 13 | 14 | 15 | 15 | 14 | 14 |