UV Index in Portland

Real-time UV forecast & tanning weather

Current Conditions

Loading live weather data...
0
Low
UV Index
🌡️
14°C
Temperature
☀️
Clear sky
Conditions
☀️
Peak Tanning Window 2PM • UV 7

Hourly UV Forecast

☀️ Excellent tanning conditions • 12PM–6PM • 21°C • 16 km/h 🌬️
0
6AM
1
7AM
1
8AM
3
9AM
4
10AM
6
11AM
7
12PM
7
1PM
7
2PM
7
3PM
6
4PM
5
5PM
3
6PM
2
7PM
1
8PM
0
9PM
Low 0–2 Moderate 3–5 High 6–7 Very High 8–10 Extreme 11+

16-Day UV Forecast

7
Sun 31
Excellent
7
Mon 1
Excellent
7
Tue 2
Excellent
7
Wed 3
Excellent
8
Thu 4
Excellent
7
Fri 5
Good
5
Sat 6
Good
3
Sun 7
Poor
6
Mon 8
Excellent
4
Tue 9
Fair
5
Wed 10
Good
3
Thu 11
Poor
5
Fri 12
Excellent
7
Sat 13
Excellent
7
Sun 14
Excellent
8
Mon 15
Excellent

Location & Climate

Portland experiences moderate UV levels, with a strong tanning season stretching from April through October, though frequent cloud cover can interrupt sunny days. Maximize your sun exposure during the clear, warm summer months, ideally mid-day at uncovered spots like Cathedral Park.

Tanning Tips

Portland has a distinct tanning season from April to October. Winter UV is too low for effective tanning.

Weather data by Open-Meteo (CC BY 4.0)

Monthly UV Index in Portland

Average daily maximum UV index by month

Jan
3
Feb
3
Mar
4
Apr
5
May
7
Jun
8
Jul
8
Aug
8
Sep
7
Oct
5
Nov
4
Dec
3
Low Moderate High Very High Extreme

Best Months to Tan in Portland

Based on average UV levels, the best months for tanning in Portland are:

April Good May Great June Great July Great August Great September Great October Good

Rating based on average monthly UV index

Related Guides

Tanning in UV 7-8 → How to Tan Quicker → Coconut Oil for Tanning → Melanin-Boosting Foods →

Tanning Tools & Calculators

☀️

Tanning Time Calculator

Calculate your ideal tanning time based on skin type and UV index

 🔥

Sunburn Calculator

Find out how long until you burn based on your skin type and current UV

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Skin Type Quiz

Discover your Fitzpatrick skin type and get personalized tanning advice

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Tanning Routine Creator

Build a personalized tanning plan based on your skin, UV, and experience

Frequently Asked Questions

What is the UV index in Portland right now?
The current UV index in Portland is shown in the live weather section above. UV levels change throughout the day, typically peaking between 11 AM and 2 PM local time.
What is the best month to tan in Portland?
The best months for tanning in Portland are April, May, June, July, August, September, October, when average UV levels reach 5 or higher.
How long should I tan in Portland?
Tanning time depends on your skin type and the current UV index. For a moderate UV of 7, a person with Skin Type III (medium complexion) can safely tan for about 21 minutes per session. Use our Tanning Calculator for personalized recommendations.
Is it safe to tan in UV index 8?
UV index 8 is classified as Very High. Very High — avoid prolonged sun exposure. Short tanning sessions with SPF 50+ recommended.
When is the peak UV time in Portland?
UV levels in Portland typically peak between 11:00 AM and 2:00 PM local time. The exact peak depends on the season, cloud cover, and altitude.

UV Index in Nearby Cities

8
Salem
Avg. Peak UV
› 7
Hood River
Avg. Peak UV
› 7
Manzanita
Avg. Peak UV
› 7
Pacific City
Avg. Peak UV
› 7
Seaside
Avg. Peak UV
› 7
Astoria
Avg. Peak UV
›

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