Portsmouth, Saint John Parish
Low0.3
UV Index · Now
Step out.
You can step out without sun protection.
Unprotected
13 hr 20 min
until skin starts to burn.
With SPF 30
400 hr
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatComfortable
Air
25°
Feels like
25°
Humidity
88%
Questions about Portsmouth today
- What is the UV index in Portsmouth right now?
- The UV index in Portsmouth, Saint John Parish is 0.3 — categorised as Low. You can step out without sun protection.
- Is it safe to go outside in Portsmouth today?
- Yes — UV is low (0.3) in Portsmouth right now. You can step out without sun protection.
- How long does it take to get sunburn in Portsmouth?
- Average unprotected skin starts to burn in roughly 13 hr 20 min at the current UV index of 0.3 in Portsmouth. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Portsmouth today?
- Air temperature is 25°C with 88% humidity, giving a "feels like" reading of 25°C — comfortable.
- When is the safest time to step outside in Portsmouth?
- 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 Portsmouth, 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