Weather in Cascais for October 2025
In general, the average temperature in Cascais at the beginning of October is 22.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °C by the end of October.
Cascais experiences an exceptionally high level of rainfall in October, with more than 20 rainy days on average.
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Cascais in October average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2 22° | 3 22° | 4 21° | 5  22° | ||
| 6  23° | 7 22° | 8 22° | 9 23° | 10  22° | 11 22° | 12 22° |
| 13  22° | 14  21° | 15 20° | 16 21° | 17 20° | 18 20° | 19  21° |
| 20 19° | 21 19° | 22 18° | 23 20° | 24 20° | 25 19° | 26 19° |
| 27 19° | 28 19° | 29 21° | 30 18° | 31 18° |
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Temperatures trend during October in Cascais
October weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Sunny | 23° /19° | 0 mm | 6 | |
| 2 Oct. | Sunny | 22° /19° | 0.2 mm | 6 | |
| 3 Oct. | Sunny | 22° /18° | 0.1 mm | 6 | |
| 4 Oct. | Sunny | 21° /18° | 0 mm | 6 | |
| 5 Oct. | Cloudy | 22° /18° | 0 mm | 5 | |
| 6 Oct. | Overcast | 23° /19° | 2.3 mm | 6 | |
| 7 Oct. | Sunny | 22° /19° | 4.1 mm | 6 | |
| 8 Oct. | Sunny | 22° /18° | 1.9 mm | 6 | |
| 9 Oct. | Sunny | 23° /19° | 1.3 mm | 6 | |
| 10 Oct. | Partly cloudy | 22° /18° | 0.5 mm | 6 | |
| 11 Oct. | Sunny | 22° /19° | 6.6 mm | 6 | |
| 12 Oct. | Sunny | 22° /19° | 1.2 mm | 6 | |
| 13 Oct. | Light rain | 22° /18° | 1.6 mm | 5 | |
| 14 Oct. | Patchy rain possible | 21° /18° | 0.3 mm | 6 | |
| 15 Oct. | Patchy rain possible | 20° /18° | 4.3 mm | 5 | |
| 16 Oct. | Light rain shower | 21° /18° | 6.8 mm | 5 | |
| 17 Oct. | Light rain shower | 20° /18° | 12 mm | 5 | |
| 18 Oct. | Patchy rain possible | 20° /18° | 1.4 mm | 5 | |
| 19 Oct. | Moderate or heavy rain shower | 21° /17° | 12.6 mm | 5 | |
| 20 Oct. | Patchy rain possible | 19° /17° | 1.4 mm | 5 | |
| 21 Oct. | Light rain shower | 19° /16° | 2.1 mm | 5 | |
| 22 Oct. | Light rain shower | 18° /15° | 14.6 mm | 5 | |
| 23 Oct. | Light rain shower | 20° /16° | 3.3 mm | 5 | |
| 24 Oct. | Light rain shower | 20° /16° | 1.4 mm | 5 | |
| 25 Oct. | Patchy rain possible | 19° /17° | 0.8 mm | 5 | |
| 26 Oct. | Light rain shower | 19° /16° | 1 mm | 5 | |
| 27 Oct. | Light rain shower | 19° /16° | 1.7 mm | 5 | |
| 28 Oct. | Patchy rain possible | 19° /15° | 3.4 mm | 4 | |
| 29 Oct. | Light rain shower | 21° /16° | 9.7 mm | 5 | |
| 30 Oct. | Patchy rain possible | 18° /15° | 0.5 mm | 4 | |
| 31 Oct. | Light rain shower | 18° /15° | 1 mm | 5 | |
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Cascais in October - FAQ
What to pack to Cascais in October?
As you prepare for your trip to Cascais in October, 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 Cascais, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Umbrellas/Raincoats: For rainy days
October rainfall patterns in Cascais
UV exposure in Cascais during October
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Where is Cascais?Get accurate weather forecasts for Cascais, located at latitude 38.697 and longitude -9.421. Stay updated with localized weather information tailored for Cascais.