Piedras Negras, Coahuila
Moderate4.6
UV Index · Now
Hat & SPF.
A hat and SPF 30 are enough for most people.
Unprotected
43 min
until skin starts to burn.
With SPF 30
21 hr 44 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatDanger
Air
33°
Feels like
41°
Humidity
63%
Questions about Piedras Negras today
- What is the UV index in Piedras Negras right now?
- The UV index in Piedras Negras, Coahuila is 4.6 — categorised as Moderate. A hat and SPF 30 are enough for most people.
- Is it safe to go outside in Piedras Negras today?
- Yes — UV is moderate (4.6) in Piedras Negras right now. A hat and SPF 30 are enough for most people.
- How long does it take to get sunburn in Piedras Negras?
- Average unprotected skin starts to burn in roughly 43 min at the current UV index of 4.6 in Piedras Negras. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Piedras Negras today?
- Air temperature is 33°C with 63% humidity, giving a "feels like" reading of 41°C — danger.
- When is the safest time to step outside in Piedras Negras?
- UV is highest between 11 am and 4 pm. Early mornings (before 9 am) and late afternoons (after 5 pm) are the safest windows for unprotected skin in Piedras Negras, especially through summer.
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Data: Open-Meteo · Cities: GeoNames (CC-BY 4.0) · Updated Tue 12:30 PM · Refreshes every 30 minutes