Weather: Lisbon — August
Conditions are pleasant for sightseeing, though you might encounter occasional showers. Recommended month to visit.
👍 Climate Overview
August is a good time to visit Lisbon. Warm weather with highs of 24°C—great for outdoor activities. Rainfall is rare, so you can leave the umbrella at home. Wind can be noticeable, especially in exposed areas—bring a windbreaker. As peak season, expect higher prices and more tourists. At 19°C, the sea is too cold for most swimmers.
Based on weather comfort, crowds, prices, and activity options
24°C
18°C
0days
13.7h
0mm
12.1h/day
78%
Humid10
Very High25 km/h (gusts 41)
19°C ❄️ Cold
Is August a good time to visit Lisbon?
Conditions are pleasant for sightseeing, though you might encounter occasional showers.
Now
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Air Quality
Travel Context
- CrowdsModerate
- Travel Costs Peak Rates
Daylight
06:50
20:34
Visiting Lisbon in August: Pros & Cons
Pros
- Comfortable temperatures for sightseeing
- Minimal rainfall — great for outdoor plans
- Abundant sunshine for beach and outdoor fun
Cons
- Peak season — expect crowds and higher prices
- Very high UV — sunscreen and shade essential
Things to Do in August
Recommended for This Weather
Lisbon Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 15°C | 10°C | 8d (57mm) | 7.3h | 80% Very Humid | 3.4 Moderate | | Good |
| Feb | 16°C | 11°C | 7d (52mm) | 8.1h | 81% Very Humid | 4.6 Moderate | | Good |
| Mar | 16°C | 11°C | 11d (77mm) | 9.6h | 78% Humid | 6.4 High | | Excellent |
| Apr | 18°C | 13°C | 9d (58mm) | 11.1h | 78% Humid | 8.3 Very High | | Excellent |
| May | 20°C | 15°C | 4d (23mm) | 12.6h | 75% Humid | 10.2 Extreme | | Excellent |
| Jun | 22°C | 17°C | 3d (12mm) | 13h | 77% Humid | 10.6 Extreme | | Excellent |
| Jul | 24°C | 18°C | 0d (1mm) | 13.1h | 75% Humid | 11.2 Extreme | | Good |
| Aug Current | 24°C | 18°C | 0d (0mm) | 12.1h | 78% Humid | 10 Very High | | Good |
| Sep | 23°C | 18°C | 4d (35mm) | 10.7h | 77% Humid | 7.6 Very High | | Excellent |
| Oct | 21°C | 17°C | 9d (68mm) | 8.7h | 81% Very Humid | 5.1 High | | Excellent |
| Nov | 18°C | 14°C | 8d (76mm) | 7.5h | 82% Very Humid | 3.5 Moderate | | Good |
| Dec | 15°C | 12°C | 9d (88mm) | 7.1h | 83% Very Humid | 2.8 Moderate | | Good |
Lisbon
Seven hills of charm, including iconic yellow tram 28 through Alfama, Belém Tower, pastel de nata, and stunning viewpoints.
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What to Pack for August
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
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Frequently Asked Questions
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Complete travel guide for Lisbon: top things to do, itineraries, and typical costs.