United States
UV Index in Oregon — Current UV Levels
Check the current UV index for 3 cities in Oregon. Select a city below for real-time UV data, hourly forecasts, and sun protection advice.
UV Index by City in Oregon
Sun Safety in Oregon
UV levels in Oregon vary by season, altitude, and proximity to water. The WHO recommends sun protection whenever UV reaches 3 or higher. Apply SPF 30+ before outdoor activities and reapply every 2 hours.
UV Index in Oregon: What to Know
Oregon has moderate UV, with the high desert east of the Cascades seeing stronger summer UV than the cooler, cloudier coast.
Across Oregon, the UV index peaks in the four hours around solar noon (roughly noon to 3 PM local time). The World Health Organization recommends sun protection whenever the UV index reaches 3 or higher: apply broad-spectrum SPF 30 at UV 3–5, SPF 50 at UV 6–7, and SPF 50+ with reapplication every two hours at UV 8 and above. Check the live, hour-by-hour UV index for Eugene, Portland and Salem on the city pages above before heading outdoors.
Common Questions About UV in Oregon
When is the UV index highest in Oregon?
UV in Oregon is strongest between noon and 3 PM local time, and highest in the summer months when the sun sits highest in the sky. Check the hourly chart for Eugene above to see today's exact peak.
Do I need sunscreen in Oregon?
Yes — whenever the UV index reaches 3 or higher, which in Oregon covers most of the daytime hours from spring through fall. Even on cloudy days, up to 80% of UV can reach the ground.
How accurate is this UV data for Oregon?
Our UV index for Oregon comes from Open-Meteo, which aggregates national weather-service models, and updates every 15 minutes. Levels follow the official WHO global solar UV index scale.