UV index today  UV Index

Portland UV Index Today

Day Summary

The UV index in Portland, United States Flag of United States will reach a high of 8 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-03

Hourly Forecast Chart

Today's Safety Tips

The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.

Portland's UV Index

Portland's UV index varies throughout the year, generally ranging from low in the winter to moderate or high in the summer months. The highest UV levels usually occur in June and July.

Weather Seasons

UV index

Portland experiences mild, wet winters and warm, dry summers. Rain is common from October to April, while July and August are the driest and sunniest months. Spring and fall bring moderate temperatures and some rain.

Portland's Climate

Compared to the Pacific Northwest, Portland gets less rain than Seattle but more than cities east of the Cascade Mountains. It has cooler, wetter conditions than California cities but milder winters than northern states like Montana or Minnesota.

Hourly UV Index Trend

See the UV index hour by hour for Portland. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Portland is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.