UV Index
UV Index
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Today's UV index in Nairobi, Kenya 
will be up to 10.2, indicating a very high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
With a UV index of 10.2 in Nairobi, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
The UV index in Nairobi, Kenya, averages a high of 10 in January and a low of 5 in July. This is considered very high, and appropriate precautions should be taken to protect from UV radiation.
Nairobi experiences a mild climate with two wet seasons and two dry seasons. The long rainy season is from March to May, and the short rainy season is from October to December. The city is dry and mild in January and February, and cool in June and July.
Compared to its region and neighboring countries, Nairobi has a mild highland climate. Coastal Mombasa is hot and humid, while inland Lake Victoria has a tropical climate with high temperatures and rainfall. Northern Kenya is arid and experiences very high temperatures. Nairobi's climate is a result of its higher elevation, being located in the Kenyan Highlands.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Nairobi. It's designed to provide you with a better understanding of the yearly weather and sun exposure.