Sanjō, Niigata
Low0.8
UV Index · Now
Step out.
You can step out without sun protection.
Unprotected
4 hr 27 min
until skin starts to burn.
With SPF 30
133 hr 20 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
14°
Feels like
14°
Humidity
86%
Questions about Sanjō today
- What is the UV index in Sanjō right now?
- The UV index in Sanjō, Niigata is 0.8 — categorised as Low. You can step out without sun protection.
- Is it safe to go outside in Sanjō today?
- Yes — UV is low (0.8) in Sanjō right now. You can step out without sun protection.
- How long does it take to get sunburn in Sanjō?
- Average unprotected skin starts to burn in roughly 4 hr 27 min at the current UV index of 0.8 in Sanjō. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Sanjō today?
- Air temperature is 14°C with 86% humidity, giving a "feels like" reading of 14°C — comfortable.
- When is the safest time to step outside in Sanjō?
- 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 Sanjō, especially through summer.