Weather in Spain for September 2025
Until now, September 2025 in Spain is slightly cooler than the historical average by -1.4 °C.
The forecast for the next days in Spain predicts a temperature of 22.5 °C, which is cooler than the historical average.
In general, the average temperature in Spain at the beginning of September is 27.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.3 °C by the end of September.
Spain experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 79.9 mm.
Is September a good time to visit Spain? check out the best time to travel to Spain page.
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Spain Weather September
What’s the Weather Like in Spain This September?
Temperatures trend during September in Spain
September weather in Spain day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 27° /21° | 1.7 mm | 6 | |
| 2 Sept. | Partly cloudy | 27° /21° | 1.7 mm | 7 | |
| 3 Sept. |  Patchy rain possible | 27° /21° | 6.3 mm | 6 | |
| 4 Sept. | Patchy rain possible | 27° /21° | 6.1 mm | 6 | |
| 5 Sept. | Patchy rain possible | 27° /22° | 0.3 mm | 6 | |
| 6 Sept. |  Sunny | 27° /22° | 1.7 mm | 7 | |
| 7 Sept. | Partly cloudy | 28° /22° | 0.5 mm | 7 | |
| 8 Sept. | Sunny | 26° /21° | 2.6 mm | 6 | |
| 9 Sept. | Patchy rain possible | 25° /21° | 6.1 mm | 6 | |
| 10 Sept. | Patchy rain possible | 26° /21° | 1.1 mm | 6 | |
| 11 Sept. | Patchy rain possible | 26° /21° | 1.3 mm | 6 | |
| 12 Sept. | Light rain shower | 26° /21° | 2.4 mm | 6 | |
| 13 Sept. | Light rain shower | 25° /21° | 3.4 mm | 6 | |
| 14 Sept. |  Overcast | 26° /21° | 2.4 mm | 6 | |
| 15 Sept. | Sunny | 27° /21° | 3.6 mm | 6 | |
| 16 Sept. | Patchy rain possible | 25° /24° | 0.4 mm | 1 | |
| 17 Sept. | Sunny | 27° /23° | 0 mm | 1.4 | |
| 18 Sept. | Sunny | 26° /24° | 0 mm | 1.4 | |
| 19 Sept. | Sunny | 26° /23° | 0 mm | 1.5 | |
| 20 Sept. | Patchy rain possible | 26° /23° | 0.2 mm | 1.4 | |
| 21 Sept. | Patchy rain possible | 22° /21° | 3.6 mm | 5 | |
| 22 Sept. |  Moderate rain | 18° /16° | 5.2 mm | 4 | |
| 23 Sept. | Patchy rain possible | 20° /16° | 2 mm | 4 | |
| 24 Sept. | Patchy rain possible | 21° /15° | 0.2 mm | 4 | |
| 25 Sept. | Patchy rain possible | 20° /17° | 0.3 mm | 4 | |
| 26 Sept. | Patchy rain possible | 18° /18° | 1.4 mm | 4 | |
| 27 Sept. | Patchy rain possible | 21° /18° | 0.2 mm | 4 | |
| 28 Sept. | Patchy rain possible | 22° /19° | 0.8 mm | 5 | |
| 29 Sept. | Sunny | 23° /19° | 0 mm | 6 | |
| 30 Sept. |  Moderate rain at times | 24° /18° | 3.5 mm | 6 | |
| Next | |||||
Spain weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/23° | 25°/20° | 22°/18° |
| Rainfall | 52 mm | 80 mm | 82 mm |
| Wind | 16.7 km/h | 17.6 km/h | 17.3 km/h |
| Humidity | 61% | 64% | 66% |
| Rainy days | 12 days | 22 days | 20 days |
| Dry days | 19 days | 8 days | 11 days |
Planning a trip to Spain? Discover the best time to visit
Guide for Spain in September
In September, Spain experiences a transition from the warm summer weather to the cooler temperatures of autumn.
At the beginning of the month, southern Spain, including popular tourist destinations like Malaga and Seville, typically enjoys warm and sunny weather with temperatures ranging from 25° to 30°.
The Mediterranean coastal areas, such as Barcelona and Valencia, also experience pleasant temperatures around 23° to 28° with plenty of sunshine.
Moving towards the end of September, the weather in Spain begins to cool down gradually. In the northern regions, including Madrid and Bilbao, temperatures tend to drop to around 18° to 22°, and occasional rainfall becomes more common.
The Balearic Islands, such as Mallorca and Ibiza, also experience a slight decrease in temperatures, ranging from 22° to 26°, with a higher chance of scattered showers.
Overall, September in Spain offers a diverse range of weather conditions, from the lingering warmth of summer in the south to the onset of autumn in the northern regions.
Travelers can still enjoy outdoor activities and sightseeing at the beginning of the month, but should be prepared for cooler temperatures and the possibility of rain towards the end of September.
Spain in September - FAQ
Spain water temperatures in September
The average water temperature of the Mediterranean Sea near Spain in September is 25.6 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Spain in September?
- The average water temperature in Spain in September is 25.6 °C.
- Can you swim in Spain in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
What to pack to Spain in September?
As you prepare for your trip to Spain in September, 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 Spain, during September, 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
September rainfall patterns in Spain
UV exposure in Spain during September
Quick links
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