Question 1

What is the UV index in Yotsuya right now?

Accepted Answer

The UV index in Yotsuya, Tokyo is 0.4 — categorised as Low. You can step out without sun protection.

Question 2

Is it safe to go outside in Yotsuya today?

Accepted Answer

Yes — UV is low (0.4) in Yotsuya right now. You can step out without sun protection.

Question 3

How long does it take to get sunburn in Yotsuya?

Accepted Answer

Average unprotected skin starts to burn in roughly 8 hr 20 min at the current UV index of 0.4 in Yotsuya. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.

Question 4

What does the heat feel like in Yotsuya today?

Accepted Answer

Air temperature is 18°C with 91% humidity, giving a "feels like" reading of 18°C — comfortable.

Question 5

When is the safest time to step outside in Yotsuya?

Accepted Answer

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 Yotsuya, especially through summer.

Step out.

Questions about Yotsuya today

Step out.

Questions about Yotsuya today