Semarang, Central Java
Moderate3.5
UV Index · Now
Hat & SPF.
A hat and SPF 30 are enough for most people.
Unprotected
56 min
until skin starts to burn.
With SPF 30
28 hr 10 min
Average unprotected skin. Lighter skin burns faster, darker skin slower.
HeatCaution
Air
30°
Feels like
34°
Humidity
71%
Questions about Semarang today
- What is the UV index in Semarang right now?
- The UV index in Semarang, Central Java is 3.5 — categorised as Moderate. A hat and SPF 30 are enough for most people.
- Is it safe to go outside in Semarang today?
- Yes — UV is moderate (3.5) in Semarang right now. A hat and SPF 30 are enough for most people.
- How long does it take to get sunburn in Semarang?
- Average unprotected skin starts to burn in roughly 56 min at the current UV index of 3.5 in Semarang. SPF 30 multiplies that window by about 30×. Lighter skin burns faster; darker skin burns more slowly.
- What does the heat feel like in Semarang today?
- Air temperature is 30°C with 71% humidity, giving a "feels like" reading of 34°C — caution.
- When is the safest time to step outside in Semarang?
- 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 Semarang, especially through summer.