Hannan, Osaka
Moderate3.8
UV Index · Now
Hat & SPF.
A hat and SPF 30 are enough for most people.
Unprotected
53 min
until skin starts to burn.
With SPF 30
26 hr 40 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
17°
Feels like
17°
Humidity
65%
Questions about Hannan today
- What is the UV index in Hannan right now?
- The UV index in Hannan, Osaka is 3.8 — categorised as Moderate. A hat and SPF 30 are enough for most people.
- Is it safe to go outside in Hannan today?
- Yes — UV is moderate (3.8) in Hannan right now. A hat and SPF 30 are enough for most people.
- How long does it take to get sunburn in Hannan?
- Average unprotected skin starts to burn in roughly 53 min at the current UV index of 3.8 in Hannan. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Hannan today?
- Air temperature is 17°C with 65% humidity, giving a "feels like" reading of 17°C — comfortable.
- When is the safest time to step outside in Hannan?
- 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 Hannan, especially through summer.