Weather in Portugal for October 2026
In general, the average temperature in Portugal at the beginning of October is 25.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °C by the end of October.
Portugal in October brings notable rainfall, with an average of 16 rainy days and a total precipitation of 67.8 mm.
Is October a good time to visit Portugal? check out the best time to travel to Portugal page.
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Portugal Weather October
What’s the Weather Like in Portugal This October?
Temperatures trend during October in Portugal
October weather in Portugal day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Sunny | 26° /17° | 0 mm | 7 | |
| 2 Oct. | Sunny | 27° /18° | 0 mm | 7 | |
| 3 Oct. | Sunny | 25° /17° | 0.4 mm | 6 | |
| 4 Oct. | Sunny | 25° /17° | 0 mm | 6 | |
| 5 Oct. | Sunny | 26° /17° | 0 mm | 6 | |
| 6 Oct. |  Overcast | 26° /17° | 0.8 mm | 6 | |
| 7 Oct. |  Partly cloudy | 26° /17° | 1.7 mm | 6 | |
| 8 Oct. | Sunny | 26° /17° | 0.5 mm | 6 | |
| 9 Oct. | Sunny | 25° /17° | 0.5 mm | 6 | |
| 10 Oct. | Sunny | 25° /17° | 1.7 mm | 6 | |
| 11 Oct. | Partly cloudy | 26° /17° | 1.9 mm | 6 | |
| 12 Oct. | Sunny | 26° /17° | 0.4 mm | 6 | |
| 13 Oct. | Sunny | 26° /17° | 0.6 mm | 6 | |
| 14 Oct. | Sunny | 25° /17° | 0.1 mm | 6 | |
| 15 Oct. | Sunny | 23° /17° | 1.3 mm | 6 | |
| 16 Oct. |  Moderate rain at times | 23° /17° | 1.8 mm | 5 | |
| 17 Oct. |  Patchy rain possible | 22° /17° | 4.2 mm | 5 | |
| 18 Oct. | Patchy rain possible | 23° /17° | 0.5 mm | 5 | |
| 19 Oct. | Sunny | 22° /17° | 6.1 mm | 5 | |
| 20 Oct. | Partly cloudy | 21° /16° | 2.3 mm | 5 | |
| 21 Oct. | Partly cloudy | 21° /16° | 1.3 mm | 5 | |
| 22 Oct. | Sunny | 22° /16° | 9.3 mm | 5 | |
| 23 Oct. | Patchy rain possible | 22° /15° | 1.7 mm | 5 | |
| 24 Oct. | Patchy rain possible | 22° /15° | 0.5 mm | 5 | |
| 25 Oct. | Patchy rain possible | 21° /16° | 0.9 mm | 5 | |
| 26 Oct. | Overcast | 22° /15° | 0.5 mm | 5 | |
| 27 Oct. | Sunny | 22° /15° | 0.3 mm | 5 | |
| 28 Oct. | Overcast | 21° /15° | 5.9 mm | 5 | |
| 29 Oct. | Light rain shower | 21° /16° | 8.4 mm | 5 | |
| 30 Oct. | Patchy rain possible | 20° /15° | 4.7 mm | 5 | |
| 31 Oct. | Patchy rain possible | 20° /15° | 2.1 mm | 4 | |
| Next | |||||
Portugal weather in October vs September vs November
| September | October | November | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 25°/17° | 23°/17° | 19°/13° |
| Rainfall | 50 mm | 68 mm | 37 mm |
| Wind | 21.6 km/h | 20.5 km/h | 18.3 km/h |
| Humidity | 68% | 69% | 71% |
| Rainy days | 13 days | 16 days | 12 days |
| Dry days | 17 days | 15 days | 18 days |
Planning a trip to Portugal? Discover the best time to visit
Guide for Portugal in October
In Portugal, October marks the transition from the warm summer to the cooler autumn season.
At the beginning of the month, the southern region, including popular destinations like the Algarve, typically experiences pleasant weather with average temperatures around 20° during the day and 14° at night.
The central and northern regions, such as Lisbon and Porto, also enjoy mild temperatures, averaging around 18° during the day and 12° at night. These areas generally receive minimal rainfall, making it an ideal time to explore the historic cities and beautiful coastlines.
Towards the end of October, Portugal begins to experience a gradual drop in temperatures as autumn fully sets in.
In the southern region, temperatures may decrease to around 18° during the day and 11° at night, while the central and northern regions could see averages of 16° during the day and 9° at night. Additionally, there is a slightly higher chance of rainfall, particularly in the northern areas.
Travelers visiting Portugal at this time should be prepared for cooler weather and the possibility of occasional showers, but can still enjoy the country's rich culture and stunning landscapes.
Portugal in October - FAQ
Portugal water temperatures in October
The average water temperature of the Atlantic Ocean near Portugal in October is 16.7 °C. At the beginning of October temperatures are around 16.9 °C; by the end of the month they stay fairly steady and reach 16.5 °C.
- What is the water temperature in Portugal in October?
- The average water temperature in Portugal in October is 16.7 °C.
- Can you swim in Portugal in October?
- 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 October?
As you prepare for your trip to Portugal 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 Portugal, 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
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
October rainfall patterns in Portugal
UV exposure in Portugal during October
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.