Sintra (Cacém)
August
Weather in Sintra for August 2025
Your guide to Sintra weather in August - trends and predictions
In general, the average temperature in Sintra at the beginning of August is 29.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.4 °C by the end of August.
Precipitation in Sintra during August is a rare event, with an average of fewer than 2 rainy days.
Is August a good time to visit Sintra? check out the best time to travel to Sintra page.
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31
Dry days
0
Rainy days
0
Snow days
29°/19°
Temperatures
24 km/h
Avg max wind
58 %
Avg humidity
Sintra in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2  27° | 3 27° | ||||
| 4 30° | 5 31° | 6 31° | 7 30° | 8  28° | 9 30° | 10 30° |
| 11 30° | 12  29° | 13 26° | 14 26° | 15  30° | 16 31° | 17 29° |
| 18 27° | 19 28° | 20 29° | 21 30° | 22 29° | 23 31° | 24 30° |
| 25 29° | 26 27° | 27 27° | 28 27° | 29 25° | 30 25° | 31 25° |
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Temperatures trend during August in Sintra
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Sunny | 28° /18° | 0 mm | 7 | |
| 2 Aug. | Patchy rain possible | 27° /17° | 0.1 mm | 7 | |
| 3 Aug. | Sunny | 27° /17° | 0 mm | 7 | |
| 4 Aug. | Sunny | 30° /17° | 0 mm | 8 | |
| 5 Aug. | Sunny | 31° /19° | 0 mm | 8 | |
| 6 Aug. | Sunny | 31° /18° | 0 mm | 8 | |
| 7 Aug. | Sunny | 30° /20° | 0 mm | 8 | |
| 8 Aug. | Cloudy | 28° /19° | 0 mm | 7 | |
| 9 Aug. | Cloudy | 30° /18° | 0 mm | 7 | |
| 10 Aug. | Sunny | 30° /19° | 0 mm | 8 | |
| 11 Aug. | Sunny | 30° /19° | 0 mm | 8 | |
| 12 Aug. | Partly cloudy | 29° /18° | 0 mm | 7 | |
| 13 Aug. | Sunny | 26° /17° | 0 mm | 7 | |
| 14 Aug. | Partly cloudy | 26° /17° | 0 mm | 7 | |
| 15 Aug. | Overcast | 30° /17° | 0 mm | 7 | |
| 16 Aug. | Partly cloudy | 31° /18° | 0 mm | 8 | |
| 17 Aug. | Sunny | 29° /18° | 0 mm | 8 | |
| 18 Aug. | Partly cloudy | 27° /19° | 0 mm | 7 | |
| 19 Aug. | Partly cloudy | 28° /19° | 0 mm | 7 | |
| 20 Aug. | Sunny | 29° /19° | 0 mm | 8 | |
| 21 Aug. | Sunny | 30° /18° | 0 mm | 8 | |
| 22 Aug. | Sunny | 29° /20° | 0 mm | 7 | |
| 23 Aug. | Sunny | 31° /19° | 0 mm | 7 | |
| 24 Aug. | Sunny | 30° /19° | 0 mm | 8 | |
| 25 Aug. | Partly cloudy | 29° /18° | 0 mm | 8 | |
| 26 Aug. | Partly cloudy | 27° /16° | 0 mm | 7 | |
| 27 Aug. | Sunny | 27° /16° | 0 mm | 7 | |
| 28 Aug. | Sunny | 27° /16° | 0 mm | 7 | |
| 29 Aug. | Sunny | 25° /17° | 0 mm | 6 | |
| 30 Aug. | Partly cloudy | 25° /17° | 0 mm | 6 | |
| 31 Aug. | Overcast | 25° /17° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Sintra in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sintra forecast closer to your planned date for the most up-to-date weather information.
Sintra in August - FAQ
What are the expected maximum and minimum temperatures in Sintra during August?
During August, expect a variety of temperatures with highs around 29° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sintra during August?
Rainfall in Sintra during August is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Sintra during August?
The average wind speed in Sintra during August is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Sintra in August?
As you prepare for your trip to Sintra 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 Sintra, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Footwear
- Sandals/Flip-flops: Comfortable for warm climates
- 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
August rainfall patterns in Sintra
Explore the daily rainfall trends and prepare for Sintras August weather 💧
UV exposure in Sintra during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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