Algarve, Portugal UV Index in August
The average UV index in Algarve, Portugal in August is about 7.7 (High), peaking near 10.6 at midday on clear days. Fair skin (Type II) can burn in roughly 12 minutes without sunscreen. SPF 30–50 sunscreen, a hat and sunglasses are essential. Seek shade between 11am and 3pm.
What is the UV index in Algarve, Portugal in August?
Average UV
7.7
High
Midday Peak
10.6
Clear-sky estimate
Fair Skin Burn Time
12 min
Type II, no sunscreen
How long can you stay in the sun in Algarve, Portugal in August?
| Skin type | Time to first burn | With SPF 30 |
|---|---|---|
| Type 1 | 8 min | up to 240 min |
| Type 2 | 12 min | up to 240 min |
| Type 3 | 19 min | up to 240 min |
| Type 4 | 31 min | up to 240 min |
| Type 5 | 47 min | up to 240 min |
| Type 6 | 70 min | up to 240 min |
Estimates based on Algarve, Portugal's latitude and typical August sun angle. Cloud cover, altitude and reflection from water or sand can raise or lower the real UV. Check the live forecast before long days outside.
Algarve, Portugal UV Index by Month
When is the UV index highest and lowest in Algarve, Portugal?
Highest: June (about 8). Lowest: December (about 5.3).
| Month | Average UV | Midday peak | Level | Fair skin burn |
|---|---|---|---|---|
| January | 5.5 | 7.6 | Moderate | 16 min |
| February | 6.2 | 8.5 | High | 15 min |
| March | 6.9 | 9.5 | High | 13 min |
| April | 7.6 | 10.5 | High | 12 min |
| May | 7.9 | 10.9 | High | 11 min |
| June | 8 | 11 | Very High | 11 min |
| July | 8 | 11 | Very High | 11 min |
| August | 7.7 | 10.6 | High | 12 min |
| September | 7.2 | 9.9 | High | 13 min |
| October | 6.5 | 8.9 | High | 14 min |
| November | 5.7 | 7.8 | Moderate | 16 min |
| December | 5.3 | 7.3 | Moderate | 17 min |
Common questions about UV in Algarve, Portugal in August
Do you need sunscreen in Algarve, Portugal in August?
Yes. A UV index of 7.7 is High, so use SPF 30+ on exposed skin between 10am and 4pm and reapply every two hours.
Can you tan in Algarve, Portugal in August?
Yes, UV of 7.7 is strong enough to tan. Fair skin can burn in about 12 minutes, so build exposure slowly and use sunscreen.
What time of day is UV strongest in Algarve, Portugal?
UV peaks around solar noon, roughly 11am to 2pm local time, when it can reach about 10.6 in August. Mornings and late afternoons are safest.
Is August a good month to visit Algarve, Portugal for the sun?
August averages UV 7.7, compared with a yearly high of 8 in June and a low of 5.3 in December. Darker skin (Type VI) can burn in about 70 minutes at this level.