Somerville, Massachusetts

Low

0.1

UV Index · Now

Step out.

You can step out without sun protection.

Unprotected

66 hr 40 min

until skin starts to burn.

With SPF 30

2000 hr

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

HeatComfortable

Air

Feels like

Humidity

63%

Questions about Somerville today

What is the UV index in Somerville right now?
The UV index in Somerville, Massachusetts is 0.1 — categorised as Low. You can step out without sun protection.
Is it safe to go outside in Somerville today?
Yes — UV is low (0.1) in Somerville right now. You can step out without sun protection.
How long does it take to get sunburn in Somerville?
Average unprotected skin starts to burn in roughly 66 hr 40 min at the current UV index of 0.1 in Somerville. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
What does the heat feel like in Somerville today?
Air temperature is 7°C with 63% humidity, giving a "feels like" reading of 7°C — comfortable.
When is the safest time to step outside in Somerville?
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 Somerville, 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