Weather in Catalonia for September 2026
Until now, September 2026 in Catalonia has been nearly identical to the historical average, with a temperature of 26.7 °C (showing only a slight deviation of 0 °C).
The forecast for the next days in Catalonia predicts temperatures to be around 27 °C, close to the historical average.
In general, the average temperature in Catalonia at the beginning of September is 27.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.6 °C by the end of September.
The climate of Catalonia in September is notably wet, with an average of 12 rainy days, and a total of 82.5 mm of precipitation.
Is September a good time to visit Catalonia? check out the best time to travel to Catalonia page.
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Catalonia Weather September
What’s the Weather Like in Catalonia This September?
Temperatures trend during September in Catalonia
September weather in Catalonia day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 27° /22° | 1.4 mm | 7 | |
| 2 Sept. |  Sunny | 27° /22° | 1.4 mm | 7 | |
| 3 Sept. | Sunny | 27° /21° | 5.2 mm | 7 | |
| 4 Sept. |  Patchy rain possible | 27° /22° | 5.1 mm | 6 | |
| 5 Sept. | Sunny | 27° /22° | 0.2 mm | 7 | |
| 6 Sept. | Sunny | 27° /22° | 1.4 mm | 7 | |
| 7 Sept. | Sunny | 28° /23° | 0.4 mm | 7 | |
| 8 Sept. | Sunny | 26° /22° | 2.2 mm | 6 | |
| 9 Sept. | Patchy rain possible | 26° /21° | 9.2 mm | 5 | |
| 10 Sept. | Sunny | 26° /20° | 0.9 mm | 6 | |
| 11 Sept. | Patchy rain possible | 26° /21° | 1.1 mm | 6 | |
| 12 Sept. | Light rain shower | 26° /20° | 2.2 mm | 6 | |
| 13 Sept. | Sunny | 28° /23° | 0 mm | 6.3 | |
| 14 Sept. | Sunny | 32° /23° | 0 mm | 6.5 | |
| 15 Sept. | Sunny | 29° /25° | 0 mm | 6.4 | |
| 16 Sept. | Sunny | 27° /23° | 12.2 mm | 5.9 | |
| 17 Sept. | Light rain shower | 23° /19° | 16.1 mm | 6 | |
| 18 Sept. | Sunny | 24° /20° | 0 mm | 6 | |
| 19 Sept. |  Overcast | 26° /21° | 0 mm | 7 | |
| 20 Sept. | Sunny | 28° /22° | 0 mm | 7 | |
| 21 Sept. | Sunny | 27° /22° | 0 mm | 7 | |
| 22 Sept. | Sunny | 28° /23° | 0 mm | 7 | |
| 23 Sept. | Sunny | 29° /23° | 0 mm | 7 | |
| 24 Sept. | Sunny | 29° /24° | 0 mm | 7 | |
| 25 Sept. | Sunny | 27° /23° | 0 mm | 7 | |
| 26 Sept. | Sunny | 27° /22° | 0 mm | 7 | |
| 27 Sept. | Sunny | 25° /19° | 0.1 mm | 6 | |
| 28 Sept. | Sunny | 24° /19° | 0.9 mm | 6 | |
| 29 Sept. | Patchy rain possible | 23° /18° | 0.8 mm | 6 | |
| 30 Sept. |  Moderate rain at times | 24° /19° | 2.8 mm | 6 | |
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Catalonia weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/24° | 25°/20° | 22°/18° |
| Rainfall | 47 mm | 82 mm | 73 mm |
| Wind | 16.9 km/h | 17.6 km/h | 17.3 km/h |
| Humidity | 60% | 64% | 66% |
| Rainy days | 7 days | 12 days | 10 days |
| Dry days | 24 days | 18 days | 21 days |
Planning a trip to Catalonia? Discover the best time to visit
Catalonia in September - FAQ
What are the expected maximum and minimum temperatures in Catalonia during September?
How much rainfall should be expected in Catalonia during September?
What are the typical wind conditions in Catalonia during September?
Catalonia water temperatures in September
The average water temperature of the Mediterranean Sea near Catalonia in September is 26.4 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Catalonia in September?
- The average water temperature in Catalonia in September is 26.4 °C.
- Can you swim in Catalonia in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
September rainfall patterns in Catalonia
UV exposure in Catalonia during September
What to pack to Catalonia in September?
Mild · highs around 25 °C, frequent showers
As you prepare for your trip to Catalonia 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 Catalonia, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Quick links
Where is Catalonia?Get accurate weather forecasts for Catalonia, located at latitude 41.389 and longitude 2.159. Stay updated with localized weather information tailored for Catalonia.