UV Index Today
UV Index in Apache Junction, Arizona Today
Live UV index and hourly forecast for Apache Junction. Check the current level before you head out, see when the sun peaks today, and know exactly what protection you need.
Hourly UV forecast
Times shown in Apache Junction local time (MST). Data from currentuvindex.com, updated hourly.
What the UV index means in Apache Junction
The UV index is a simple 0 to 11+ scale for the strength of the sun's ultraviolet radiation. The higher the number, the faster unprotected skin can burn. In Apache Junction, like everywhere, the reading rises and falls through the day and shifts with the seasons, cloud cover, and how high the sun sits in the sky.
Use the live reading at the top of this page to decide what you need right now. As a rule of thumb: at UV 3 or above, wear sunscreen and a hat; at UV 6 and above, add shade during the middle of the day; at UV 8 and above, treat midday sun with real caution.
Sun-safety tips for Apache Junction
- Check the current UV index above before spending time outdoors.
- Apply broad-spectrum SPF 30+ sunscreen 15 minutes before going out, and reapply every two hours.
- Seek shade between 10 a.m. and 4 p.m., when UV is strongest.
- Wear a wide-brim hat and UV-blocking sunglasses.
- Remember that UV passes through light cloud and reflects off water, sand, and snow.
UV index in nearby cities
Learn more about UV
Apache Junction UV index FAQ
What is the UV index in Apache Junction today?
It changes through the day, from near zero at sunrise to a peak in the early afternoon. The live reading and hourly forecast above show today's values for Apache Junction.
When is UV highest in Apache Junction?
Usually between 10 a.m. and 4 p.m., peaking around midday. The forecast bars above mark today's peak hour.
Do I need sunscreen in Apache Junction?
Once UV hits 3 or higher, yes. Use SPF 30+ on exposed skin, add a hat and sunglasses, and limit midday sun on high-UV days.