UV index in Black River Crossing today
River Black River Crossing (AZ) is 33.7° south. Time on the water reflects ultraviolet back up, and January skies commonly run 10–12 (very high to extreme). This is warm-temperate America: a long protection season from spring through fall, with clear winter days that can still burn.
Live reading · data by Open-Meteo · reference monitoring by ARPANSA
Today and tomorrow in Black River Crossing
Peak UV, temperature and conditions for Black River Crossing. 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 Black River Crossing can still sit at protection levels. Why you burn on cloudy days.
When Black River Crossing needs sun protection
Sun protection is needed in Black River Crossing typically from April through October, and any other day UV reaches 3. Time on the river reflects UV back up, so banks and boats need the same cover as a beach day.
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 Black River Crossing need sun protection?
- Whenever the UV index is 3 or above. In Black River Crossing that is typically from April through October, and any other day UV reaches 3. The EPA Sun Safety action steps apply at the same threshold used worldwide.
- Does Black River Crossing need sun protection in winter?
- Not every day. Midwinter middays in Black River Crossing often sit below UV 3, but clear late-winter and early-spring days cross the threshold before summer fully arrives. Check the live index.
- Does the water make UV worse in Black River Crossing?
- It can. The river reflect ultraviolet, so skin that is not covered (including under the chin and on the tops of feet) picks up extra dose on top of the direct sun. The live UV index on this page is the sky reading; reflection is on top of that.