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UV index in Chaco Province

WHO scale: from 3 up, protect yourself from the sun. Thin cloud blocks little UV.
☀️ UV now · Chaco Province

0Low

No special protection needed.
Today's peak
8.4
Protect from
11:00
Until
17:00
High-UV hours
6 hours

UV index, next 24 hours

Show data table
UV index by the hour
TimeUV indexRating
07:000Low
08:000.1Low
09:001.5Low
10:001Low
11:005.9High
12:007.5Very high
13:001.5Low
14:008.4Very high
15:007.3High
16:004.7Moderate
17:003.5Moderate
18:001.8Low
19:000.4Low
20:000Low
21:000Low
22:000Low
23:000Low
00:000Low
01:000Low
02:000Low
03:000Low
04:000Low
05:000Low
06:000Low

Peak UV, next 7 days

Full forecast
  1. Today8.4Very high
  2. Thursday 22/107.4High
  3. Friday 23/103.8Moderate
  4. Saturday 24/103.8Moderate
  5. Sunday 25/108.7Very high
  6. Monday 26/109.1Very high
  7. Tuesday 27/103.3Moderate

Protecting your skin from UV

  • SPF 30+ sunscreenApply 15–20 minutes before going out; reapply every 2 hours and after sweating.
  • Wide-brimmed hat, sunglassesShade your face, neck and eyes — UV400 glasses block nearly all UV.
  • Long sleeves, dense fabricTightly woven, darker fabric blocks more UV than thin, light fabric.
  • Seek midday shadeUV peaks around 10:00–16:00; tip: if your shadow is shorter than you, UV is strong.

UV index FAQ

What UV index is dangerous?

WHO scale: 0–2 low, 3–5 moderate, 6–7 high, 8–10 very high, 11+ extreme. From 3 up, protect yourself; from 8, skin can burn in just 15–20 minutes.

Do I need sunscreen on a cloudy day?

Yes. Thin or broken cloud blocks only a little UV and can even boost it by reflecting off cloud edges. Only very thick cloud cuts it much.

Why is UV higher in the tropics?

The sun is nearly overhead, so UV crosses less atmosphere. In the tropics, midday UV often exceeds 10 all year, especially in summer.

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