Nagaoka, Niigata
Low1.1
UV Index · Now
Step out.
You can step out without sun protection.
Unprotected
3 hr 2 min
until skin starts to burn.
With SPF 30
90 hr 55 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
14°
Feels like
14°
Humidity
80%
Questions about Nagaoka today
- What is the UV index in Nagaoka right now?
- The UV index in Nagaoka, Niigata is 1.1 — categorised as Low. You can step out without sun protection.
- Is it safe to go outside in Nagaoka today?
- Yes — UV is low (1.1) in Nagaoka right now. You can step out without sun protection.
- How long does it take to get sunburn in Nagaoka?
- Average unprotected skin starts to burn in roughly 3 hr 2 min at the current UV index of 1.1 in Nagaoka. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Nagaoka today?
- Air temperature is 14°C with 80% humidity, giving a "feels like" reading of 14°C — comfortable.
- When is the safest time to step outside in Nagaoka?
- 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 Nagaoka, especially through summer.