Weather in Portugal for August 2026
In general, the average temperature in Portugal at the beginning of August is 28.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26 °C by the end of August.
Precipitation in Portugal during August is a rare event, with an average of fewer than 2 rainy days.
Is August a good time to visit Portugal? check out the best time to travel to Portugal page.
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Portugal Weather August
What’s the Weather Like in Portugal This August?
Temperatures trend during August in Portugal
August weather in Portugal day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 28° /18° | 0 mm | 7 | |
| 2 Aug. |  Partly cloudy | 28° /17° | 0 mm | 7 | |
| 3 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 4 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 5 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 6 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 7 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 8 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 9 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 10 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 11 Aug. | Sunny | 30° /18° | 0 mm | 7 | |
| 12 Aug. | Sunny | 30° /18° | 0 mm | 7 | |
| 13 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 14 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 15 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 16 Aug. | Sunny | 29° /17° | 0 mm | 7 | |
| 17 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 18 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 19 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 20 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 21 Aug. | Sunny | 28° /17° | 0 mm | 7 | |
| 22 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 23 Aug. | Sunny | 30° /18° | 0 mm | 7 | |
| 24 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 25 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 26 Aug. | Sunny | 27° /16° | 0 mm | 7 | |
| 27 Aug. | Sunny | 26° /16° | 0 mm | 6 | |
| 28 Aug. | Sunny | 25° /16° | 0.2 mm | 7 | |
| 29 Aug. | Sunny | 25° /17° | 0 mm | 6 | |
| 30 Aug. | Partly cloudy | 26° /17° | 0 mm | 7 | |
| 31 Aug. |  Overcast | 26° /17° | 0 mm | 6 | |
| Next | |||||
Portugal weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 28°/17° | 27°/18° | 25°/17° |
| Rainfall | 2 mm | 0 mm | 50 mm |
| Wind | 25.1 km/h | 25.1 km/h | 21.6 km/h |
| Humidity | 63% | 66% | 68% |
| Rainy days | 1 days | 0 days | 13 days |
| Dry days | 30 days | 31 days | 17 days |
Planning a trip to Portugal? Discover the best time to visit
Guide for Portugal in August
In August, Portugal experiences warm and sunny weather, making it an ideal time to visit. At the beginning of the month, the southern region, including popular destinations like the Algarve, typically enjoys hot and dry conditions with temperatures averaging around 28° during the day.
The northern region, including cities like Porto, experiences slightly milder temperatures, averaging around 25°. However, both regions generally have clear skies and minimal rainfall, perfect for beach activities and outdoor exploration.
As the month progresses, the weather in Portugal remains consistently warm and pleasant. Towards the end of August, temperatures in the Algarve can reach highs of 30° or more, while Porto and the northern areas may see temperatures around 27°.
The sea temperatures also become very inviting for swimming and water sports, particularly along the southern coast.
Overall, August offers fantastic weather for travelers to enjoy the diverse attractions and natural beauty of Portugal.
Whether it's exploring historic sites, indulging in delicious cuisine, or simply relaxing on stunning beaches, the weather in Portugal during August provides an excellent backdrop for a memorable vacation.
Portugal in August - FAQ
Portugal water temperatures in August
The average water temperature of the Atlantic Ocean near Portugal in August is 17.5 °C. At the beginning of August temperatures are around 18.1 °C; by the end of the month they get cooler and reach 17 °C.
- What is the water temperature in Portugal in August?
- The average water temperature in Portugal in August is 17.5 °C.
- Can you swim in Portugal in August?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
What to pack to Portugal in August?
As you prepare for your trip to Portugal in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Portugal, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
UV exposure in Portugal during August
Quick links
Where is Portugal?Get accurate weather forecasts for Portugal, located at latitude 38.717 and longitude -9.133. Stay updated with localized weather information tailored for Portugal.