Rockville, Maryland

Low

0.7

UV Index · Now

Step out.

You can step out without sun protection.

Unprotected

5 hr 8 min

until skin starts to burn.

With SPF 30

153 hr 51 min

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

HeatComfortable

Air

17°

Feels like

17°

Humidity

56%

Questions about Rockville today

What is the UV index in Rockville right now?
The UV index in Rockville, Maryland is 0.7 — categorised as Low. You can step out without sun protection.
Is it safe to go outside in Rockville today?
Yes — UV is low (0.7) in Rockville right now. You can step out without sun protection.
How long does it take to get sunburn in Rockville?
Average unprotected skin starts to burn in roughly 5 hr 8 min at the current UV index of 0.7 in Rockville. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
What does the heat feel like in Rockville today?
Air temperature is 17°C with 56% humidity, giving a "feels like" reading of 17°C — comfortable.
When is the safest time to step outside in Rockville?
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 Rockville, especially through summer.
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Data: Open-Meteo · Cities: GeoNames (CC-BY 4.0) · Updated Tue 2:30 PM · Refreshes every 30 minutes