When does River Forest need sun protection?

Whenever the UV index is 3 or above. In River Forest that is most of the year, including many winter middays. The EPA Sun Safety action steps apply at the same threshold used worldwide.

Does River Forest need sun protection in winter?

Usually yes. At 29.0°N, winter middays in River Forest still commonly reach UV 3 or higher. Check today's live reading on this page before a long lunch outside.

Does the water make UV worse in River Forest?

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.

UV index in River Forest today

River Forest sits on the river in Florida at 29.0°S. Open water and bare banks mean extra UV on top of a summer midday that typically reaches 10–12 (very high to 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 River Forest

Peak UV, temperature and conditions for River Forest. 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 River Forest can still sit at protection levels. Why you burn on cloudy days.

When River Forest needs sun protection

Sun protection is needed in River Forest most of the year, including many winter middays. 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 River Forest need sun protection?: Whenever the UV index is 3 or above. In River Forest that is most of the year, including many winter middays. The EPA Sun Safety action steps apply at the same threshold used worldwide.
Does River Forest need sun protection in winter?: Usually yes. At 29.0°N, winter middays in River Forest still commonly reach UV 3 or higher. Check today's live reading on this page before a long lunch outside.
Does the water make UV worse in River Forest?: 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.