Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of San Pedro Masahuat, El Salvador, where the sun shines brightly in an Aw climate. As UV levels can peak dramatically—reaching a maximum of 13 during midday—being aware of these fluctuations is essential for effective sunburn prevention and long-term skin health. Protecting yourself from harmful UV rays not only helps prevent immediate discomfort but also reduces the risk of skin issues down the line. With typical exposure risks peaking between 10 AM and 2 PM, staying informed about the UV Index can make all the difference in enjoying San Pedro Masahuat's beautiful, sunny days while safeguarding your skin.
The UV Index for the day demonstrates a significant rise and fall in intensity, peaking sharply at 11:00 AM and 12:00 PM with a staggering 13. Early in the morning, from 7:00 AM to 8:00 AM, the index starts low at 1, gradually increasing to 3 by 8:00 AM. As the sun climbs higher, a rapid escalation occurs, reaching 10 by 10:00 AM and hitting its maximum at noon. After this peak, the index begins to decline, dropping steadily to 9 at 2:00 PM, and later retreating to 1 by 5:00 PM. By 7:00 PM, the UV Index has faded to 0, reminding us of the crucial midday hours to protect our skin from UV exposure.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | 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 |
The UV Index clearly demonstrates a pattern of extreme sun exposure from January through July. The highest values peak in March to June, with an index of 14, indicating the most critical months for UV risk. As summer transitions into fall, the index gradually decreases but remains at a high level through August and September. Notably, November and December present a slight reduction to very high levels, with a burn time of 15 minutes. Residents and visitors should take precautionary measures during these high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize UV exposure and prevent sunburn.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
San Pedro Masahuat | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 9 |
Mejicanos UVI | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 9 |
Soyapango UVI | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 9 |
San Salvador UVI | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 9 |
San Miguel UVI | 11 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 9 |
Santa Ana UVI | 11 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 10 | 9 |