Johnson City, Tennessee

Low

0.3

UV Index · Now

Step out.

You can step out without sun protection.

Unprotected

9 hr 31 min

until skin starts to burn.

With SPF 30

285 hr 43 min

Average unprotected skin. Lighter skin burns faster, darker skin slower.

HeatComfortable

Air

20°

Feels like

20°

Humidity

75%

Questions about Johnson City today

What is the UV index in Johnson City right now?
The UV index in Johnson City, Tennessee is 0.3 — categorised as Low. You can step out without sun protection.
Is it safe to go outside in Johnson City today?
Yes — UV is low (0.3) in Johnson City right now. You can step out without sun protection.
How long does it take to get sunburn in Johnson City?
Average unprotected skin starts to burn in roughly 9 hr 31 min at the current UV index of 0.3 in Johnson City. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
What does the heat feel like in Johnson City today?
Air temperature is 20°C with 75% humidity, giving a "feels like" reading of 20°C — comfortable.
When is the safest time to step outside in Johnson City?
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 Johnson City, especially through summer.
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Data: Open-Meteo · Cities: GeoNames (CC-BY 4.0) · Updated Tue 4:00 PM · Refreshes every 30 minutes