Weather in Santiago de Compostela for September 2027
In general, the average temperature in Santiago de Compostela at the beginning of September is 23.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 22.2 °C by the end of September.
Santiago de Compostela experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 91.7 mm.
Is September a good time to visit Santiago de Compostela? check out the best time to travel to Santiago de Compostela page.
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Santiago de Compostela Weather September
Temperatures trend during September in Santiago de Compostela
September weather in Santiago de Compostela day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Torrential rain shower | 22° /13° | 10.8 mm | 5 | |
| 2 Sept. |  Fog | 22° /12° | 0.7 mm | 5 | |
| 3 Sept. | Fog | 26° /12° | 0.6 mm | 6 | |
| 4 Sept. |  Light rain shower | 25° /13° | 2.2 mm | 5 | |
| 5 Sept. |  Patchy light drizzle | 26° /14° | 1.5 mm | 5 | |
| 6 Sept. |  Thundery outbreaks possible | 24° /12° | 2 mm | 5 | |
| 7 Sept. | Patchy rain possible | 24° /12° | 2 mm | 5 | |
| 8 Sept. | Light rain | 21° /11° | 8.4 mm | 4 | |
| 9 Sept. | Patchy rain possible | 21° /11° | 2.2 mm | 4 | |
| 10 Sept. |  Patchy light rain with thunder | 23° /12° | 2.7 mm | 5 | |
| 11 Sept. | Light rain shower | 22° /12° | 1.5 mm | 5 | |
| 12 Sept. | Patchy rain possible | 23° /12° | 0.2 mm | 5 | |
| 13 Sept. | Fog | 26° /12° | 0 mm | 6 | |
| 14 Sept. |  Sunny | 28° /13° | 0 mm | 6 | |
| 15 Sept. |  Partly cloudy | 25° /13° | 0.1 mm | 6 | |
| 16 Sept. | Patchy light rain with thunder | 25° /11° | 0.6 mm | 5 | |
| 17 Sept. | Light rain | 24° /12° | 3.4 mm | 6 | |
| 18 Sept. | Light rain | 25° /12° | 6.2 mm | 6 | |
| 19 Sept. | Fog | 26° /12° | 0 mm | 5 | |
| 20 Sept. | Light rain | 23° /12° | 7.2 mm | 5 | |
| 21 Sept. | Light rain | 21° /12° | 7.4 mm | 4 | |
| 22 Sept. | Light rain shower | 22° /11° | 0.7 mm | 4 | |
| 23 Sept. | Fog | 24° /10° | 0 mm | 5 | |
| 24 Sept. | Sunny | 22° /11° | 0.9 mm | 5 | |
| 25 Sept. | Light rain | 23° /12° | 9.7 mm | 5 | |
| 26 Sept. | Light rain | 23° /11° | 9.7 mm | 4 | |
| 27 Sept. | Patchy rain possible | 19° /11° | 2 mm | 4 | |
| 28 Sept. | Light rain | 22° /12° | 2.5 mm | 4 | |
| 29 Sept. | Light rain | 23° /12° | 4.9 mm | 4 | |
| 30 Sept. | Patchy rain possible | 24° /13° | 1.7 mm | 5 | |
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Santiago de Compostela weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather |  Cloudy | Cloudy | Patchy rain possible |
| Temperatures | 27°/14° | 23°/12° | 19°/11° |
| Rainfall | 36 mm | 92 mm | 169 mm |
| Wind | 12.7 km/h | 11.1 km/h | 11.2 km/h |
| Humidity | 72% | 74% | 81% |
| Rainy days | 5 days | 9 days | 14 days |
| Dry days | 26 days | 21 days | 17 days |
Planning a trip to Santiago de Compostela? Discover the best time to visit
Santiago de Compostela in September - FAQ
What are the expected maximum and minimum temperatures in Santiago de Compostela during September?
How much rainfall should be expected in Santiago de Compostela during September?
What are the typical wind conditions in Santiago de Compostela during September?
September rainfall patterns in Santiago de Compostela
UV exposure in Santiago de Compostela during September
What to pack to Santiago de Compostela in September?
Mild & changeable · highs around 23 °C, frequent showers
As you prepare for your trip to Santiago de Compostela 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 Santiago de Compostela, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is Santiago de Compostela?Get accurate weather forecasts for Santiago de Compostela, located at latitude 42.881 and longitude -8.546. Stay updated with localized weather information tailored for Santiago de Compostela.