UV index in Siez Tract Colonia today

Siez Tract Colonia in Texas sits inland at 26.3°S, where dry air and fewer clouds often mean harsher UV than the temperature suggests. Summer middays typically reach 11–13 (extreme). This is subtropical sun: protection weather for much of the year, with winter middays that still often reach 3 or more.

Live reading · data by Open-Meteo · reference monitoring by ARPANSA

Today and tomorrow in Siez Tract Colonia

Peak UV, temperature and conditions for Siez Tract Colonia. Tomorrow’s peak is the number to plan around if you’re heading out in the middle of the day.

Weather conditions right now

Cloud and rain cut heat more than they cut UV. A partly cloudy day in Siez Tract Colonia can still sit at protection levels. Why you burn on cloudy days.

When Siez Tract Colonia needs sun protection

Sun protection is needed in Siez Tract Colonia most of the year, including many winter middays. Inland heat or a cool change does not change the UV index; go by the number, not how the day feels.

The threshold, per SunSmart and ARPANSA: whenever UV reaches 3 or above, Slip on covering clothing, Slop on SPF 50+ sunscreen, Slap on a hat, Seek shade and Slide on sunglasses. Read the full sun safety guide.

The UV scale at a glance

  • 0–2Low
  • 3–5Moderate
  • 6–7High
  • 8–10Very high
  • 11+Extreme

Frequently asked questions

When does Siez Tract Colonia need sun protection?
Whenever the UV index is 3 or above. In Siez Tract Colonia that is most of the year, including many winter middays. The EPA Sun Safety action steps apply at the same threshold used worldwide.
Does Siez Tract Colonia need sun protection in winter?
Usually yes. At 26.3°N, winter middays in Siez Tract Colonia still commonly reach UV 3 or higher. Check today's live reading on this page before a long lunch outside.
Can you burn on a cool day in Siez Tract Colonia?
Yes. UV is not heat. A cool, windy or lightly cloudy day in Siez Tract Colonia can still sit at UV 3 or above, especially from spring through autumn. Temperature on this page is for context only; the UV number is what decides protection.

Live UV nearby