Kumagaya, Saitama
Moderate4.7
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 30 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
17°
Feels like
17°
Humidity
80%
Questions about Kumagaya today
- What is the UV index in Kumagaya right now?
- The UV index in Kumagaya, Saitama is 4.7 — categorised as Moderate. A hat and SPF 30 are enough for most people.
- Is it safe to go outside in Kumagaya today?
- Yes — UV is moderate (4.7) in Kumagaya right now. A hat and SPF 30 are enough for most people.
- How long does it take to get sunburn in Kumagaya?
- Average unprotected skin starts to burn in roughly 43 min at the current UV index of 4.7 in Kumagaya. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Kumagaya today?
- Air temperature is 17°C with 80% humidity, giving a "feels like" reading of 17°C — comfortable.
- When is the safest time to step outside in Kumagaya?
- 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 Kumagaya, especially through summer.