Last updated: July 2, 2025
Understanding the UV Index in Tunja, Colombia is crucial for protecting your skin and overall health. With its Cfb climate, Tunja experiences significant variation in UV exposure, peaking during midday when levels can soar to a striking 15. Awareness of these UV levels is vital for effective sunburn prevention and long-term skin health, especially as the UV radiation can be particularly intense, even on seemingly mild days. By being informed about the UV Index, residents and visitors alike can take proactive measures to enjoy the sun safely while minimizing the risks associated with harmful UV rays.
The UV Index today was a dynamic spectacle, starting at a modest 1 at 7:00 AM. As the sun climbed higher in the sky, it sharply rose to 4 by 8:00 AM, then 8 by 9:00 AM, signaling the need for sun protection. The peak intensity was reached between 11:00 AM and 12:00 PM, where it soared to 14 and a dazzling 15, marking the most perilous hours for UV exposure. Following this zenith, it gradually declined to 10 at 2:00 PM before tapering off to 6 by 3:00 PM. As the day waned, the index slipped to 3 by 4:00 PM and further down to a safe 1 by 7:00 PM, before completely disappearing after 6:00 PM. Always remember to protect your skin during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 8 | very high | 15 min |
10:00 | 11 | extreme | 10 min |
11:00 | 14 | extreme | 10 min |
12:00 | 15 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index data reveals extreme exposure levels throughout the year, with only a slight fluctuation in values. High-risk months include February and March, where the UV Index peaks at 16 and 18, respectively. Despite minor monthly variations, the recommended burn time remains consistently low at just 10 minutes for all months. This indicates that residents and visitors should take precautionary measures year-round. It is essential to wear protective clothing and sunscreen, especially during midday hours, to minimize the risk of harmful UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Barranquilla UVI | 11 | 12 | 14 | 14 | 13 | 12 | 13 | 13 | 13 | 13 | 11 | 10 |
Cartagena UVI | 11 | 11 | 13 | 15 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 10 |
Medellin UVI | 14 | 15 | 17 | 16 | 16 | 14 | 14 | 15 | 14 | 14 | 13 | 12 |
Cali UVI | 15 | 16 | 17 | 17 | 15 | 14 | 14 | 14 | 15 | 14 | 13 | 12 |
Tunja | 15 | 16 | 18 | 18 | 17 | 15 | 15 | 15 | 15 | 15 | 14 | 13 |
Bogota UVI | 15 | 16 | 18 | 18 | 17 | 15 | 15 | 16 | 15 | 15 | 14 | 13 |