Lewisville, Texas

Moderate

3.4

UV Index · Now

Hat & SPF.

A hat and SPF 30 are enough for most people.

Unprotected

60 min

until skin starts to burn.

With SPF 30

29 hr 51 min

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

HeatComfortable

Air

24°

Feels like

24°

Humidity

82%

Questions about Lewisville today

What is the UV index in Lewisville right now?
The UV index in Lewisville, Texas is 3.4 — categorised as Moderate. A hat and SPF 30 are enough for most people.
Is it safe to go outside in Lewisville today?
Yes — UV is moderate (3.4) in Lewisville right now. A hat and SPF 30 are enough for most people.
How long does it take to get sunburn in Lewisville?
Average unprotected skin starts to burn in roughly 60 min at the current UV index of 3.4 in Lewisville. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
What does the heat feel like in Lewisville today?
Air temperature is 24°C with 82% humidity, giving a "feels like" reading of 24°C — comfortable.
When is the safest time to step outside in Lewisville?
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 Lewisville, especially through summer.
← Use my location instead

Other cities in United States

More in United States

Data: Open-Meteo · Cities: GeoNames (CC-BY 4.0) · Updated Tue 12:30 PM · Refreshes every 30 minutes