Simi Valley, California
Low1.1
UV Index · Now
Step out.
You can step out without sun protection.
Unprotected
3 hr 10 min
until skin starts to burn.
With SPF 30
95 hr 14 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
18°
Feels like
18°
Humidity
47%
Questions about Simi Valley today
- What is the UV index in Simi Valley right now?
- The UV index in Simi Valley, California is 1.1 — categorised as Low. You can step out without sun protection.
- Is it safe to go outside in Simi Valley today?
- Yes — UV is low (1.1) in Simi Valley right now. You can step out without sun protection.
- How long does it take to get sunburn in Simi Valley?
- Average unprotected skin starts to burn in roughly 3 hr 10 min at the current UV index of 1.1 in Simi Valley. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Simi Valley today?
- Air temperature is 18°C with 47% humidity, giving a "feels like" reading of 18°C — comfortable.
- When is the safest time to step outside in Simi Valley?
- 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 Simi Valley, especially through summer.
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Data: Open-Meteo · Cities: GeoNames (CC-BY 4.0) · Updated Tue 11:45 AM · Refreshes every 30 minutes