Weather in Porto for August 2025
In general, the average temperature in Porto at the beginning of August is 24.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.6 °C by the end of August.
Precipitation in Porto during August is a rare event, with an average of fewer than 2 rainy days.
Is August a good time to visit Porto? check out the best time to travel to Porto page.
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Porto in August average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2 24° | 3  24° | ||||
| 4 24° | 5 25° | 6 25° | 7 25° | 8 25° | 9  25° | 10 26° |
| 11 25° | 12 24° | 13  24° | 14 24° | 15 24° | 16 25° | 17 24° |
| 18 26° | 19 25° | 20 25° | 21 26° | 22 27° | 23 29° | 24  25° |
| 25 25° | 26 25° | 27 23° | 28 23° | 29 23° | 30 23° | 31 23° |
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Temperatures trend during August in Porto
August weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 25° /17° | 0.5 mm | 6 | |
| 2 Aug. | Patchy rain possible | 24° /16° | 0.9 mm | 6 | |
| 3 Aug. | Sunny | 24° /15° | 0 mm | 6 | |
| 4 Aug. | Sunny | 24° /16° | 0.1 mm | 6 | |
| 5 Aug. | Sunny | 25° /16° | 0.1 mm | 6 | |
| 6 Aug. | Sunny | 25° /17° | 0 mm | 7 | |
| 7 Aug. | Sunny | 25° /17° | 0.6 mm | 6 | |
| 8 Aug. | Sunny | 25° /17° | 0 mm | 6 | |
| 9 Aug. | Cloudy | 25° /17° | 0 mm | 6 | |
| 10 Aug. | Sunny | 26° /18° | 0.2 mm | 7 | |
| 11 Aug. | Sunny | 25° /17° | 0 mm | 6 | |
| 12 Aug. | Sunny | 24° /16° | 0 mm | 6 | |
| 13 Aug. | Partly cloudy | 24° /16° | 0 mm | 6 | |
| 14 Aug. | Partly cloudy | 24° /16° | 0 mm | 6 | |
| 15 Aug. | Sunny | 24° /16° | 0 mm | 7 | |
| 16 Aug. | Sunny | 25° /17° | 1.1 mm | 6 | |
| 17 Aug. | Sunny | 24° /17° | 0.1 mm | 6 | |
| 18 Aug. | Patchy rain possible | 26° /17° | 0.1 mm | 6 | |
| 19 Aug. | Sunny | 25° /17° | 0.2 mm | 6 | |
| 20 Aug. | Sunny | 25° /16° | 0 mm | 6 | |
| 21 Aug. | Sunny | 26° /17° | 0 mm | 7 | |
| 22 Aug. | Sunny | 27° /17° | 0.1 mm | 7 | |
| 23 Aug. | Sunny | 29° /18° | 0 mm | 7 | |
| 24 Aug. | Overcast | 25° /18° | 0 mm | 6 | |
| 25 Aug. | Sunny | 25° /16° | 0 mm | 6 | |
| 26 Aug. | Overcast | 25° /16° | 0 mm | 6 | |
| 27 Aug. | Sunny | 23° /16° | 0 mm | 6 | |
| 28 Aug. | Sunny | 23° /15° | 0 mm | 6 | |
| 29 Aug. | Partly cloudy | 23° /16° | 0 mm | 6 | |
| 30 Aug. | Partly cloudy | 23° /15° | 0 mm | 6 | |
| 31 Aug. | Partly cloudy | 23° /16° | 0 mm | 6 | |
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Guide for Porto in August
In August, Porto, Portugal experiences warm and pleasant weather, making it an ideal time to visit this beautiful city. At the beginning of the month, Porto typically enjoys daytime temperatures averaging around 25° with clear skies and plenty of sunshine.
The evenings are comfortably mild, perfect for leisurely strolls along the Douro River or dining al fresco at one of the city's charming outdoor cafes.
Towards the end of August, the weather in Porto remains delightful, with temperatures slightly increasing to around 27°. Visitors can continue to bask in the sunshine and enjoy the inviting Mediterranean climate.
The city's coastal location ensures a refreshing sea breeze, adding to the overall comfort of outdoor activities.
Overall, August is a fantastic time to explore Porto's historic streets, visit its renowned port wine cellars, and take in the stunning views from the Dom Luís I Bridge.
The weather is perfect for enjoying the city's outdoor attractions and soaking up the vibrant atmosphere of this enchanting destination.
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Porto in August - FAQ
What to pack to Porto in August?
As you prepare for your trip to Porto 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 Porto, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
August rainfall patterns in Porto
UV exposure in Porto during August
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