Weather in Andorra for September 2025
In general, the average temperature in Andorra at the beginning of September is 19.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.1 °C by the end of September.
The climate of Andorra in September is notably wet, with an average of 14 rainy days, and a total of 50.7 mm of precipitation.
Temperatures
Rain 🌧️
Andorra in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  19° | 3 18° | 4  19° | 5 21° | 6 18° | 7 21° |
| 8 22° | 9 21° | 10 22° | 11 20° | 12  17° | 13 14° | 14 17° |
| 15  18° | 16 17° | 17 19° | 18 14° | 19 17° | 20 14° | 21 15° |
| 22 14° | 23 14° | 24 17° | 25 17° | 26 19° | 27 18° | 28 16° |
| 29 19° | 30 21° |
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Temperatures trend during September in Andorra
September weather day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy light rain with thunder | 18° /7° | 5.9 mm | 0 cm | |
| 2 Sept. | Light rain shower | 19° /7° | 4.3 mm | 0 cm | |
| 3 Sept. | Patchy rain possible | 18° /6° | 3.8 mm | 0 cm | |
| 4 Sept. | Sunny | 19° /8° | 4.4 mm | 0 cm | |
| 5 Sept. | Sunny | 21° /6° | 0.1 mm | 0 cm | |
| 6 Sept. | Sunny | 18° /7° | 1.6 mm | 0 cm | |
| 7 Sept. | Sunny | 21° /7° | 0.7 mm | 0 cm | |
| 8 Sept. | Sunny | 22° /7° | 0.3 mm | 0 cm | |
| 9 Sept. | Sunny | 21° /6° | 0 mm | 0 cm | |
| 10 Sept. | Sunny | 22° /6° | 0 mm | 0 cm | |
| 11 Sept. | Sunny | 20° /6° | 0 mm | 0 cm | |
| 12 Sept. | Thundery outbreaks possible | 17° /5° | 5.9 mm | 0 cm | |
| 13 Sept. | Thundery outbreaks possible | 14° /3° | 0 mm | 0 cm | |
| 14 Sept. | Thundery outbreaks possible | 17° /3° | 0 mm | 0 cm | |
| 15 Sept. | Mist | 18° /3° | 0 mm | 0 cm | |
| 16 Sept. | Mist | 17° /4° | 0.3 mm | 0 cm | |
| 17 Sept. | Patchy light rain with thunder | 19° /5° | 4.1 mm | 0 cm | |
| 18 Sept. | Mist | 14° /4° | 4.1 mm | 0 cm | |
| 19 Sept. | Patchy rain possible | 17° /4° | 0.4 mm | 0 cm | |
| 20 Sept. | Patchy rain possible | 14° /4° | 2.1 mm | 0 cm | |
| 21 Sept. | Patchy rain possible | 15° /5° | 5.6 mm | 0 cm | |
| 22 Sept. | Patchy light rain with thunder | 14° /4° | 2.6 mm | 0 cm | |
| 23 Sept. | Sunny | 14° /1° | 1 mm | 0 cm | |
| 24 Sept. | Sunny | 17° /2° | 1.1 mm | 0 cm | |
| 25 Sept. | Sunny | 17° /4° | 0 mm | 0 cm | |
| 26 Sept. | Sunny | 19° /6° | 1.6 mm | 0 cm | |
| 27 Sept. | Sunny | 18° /3° | 0.2 mm | 0 cm | |
| 28 Sept. | Sunny | 16° /4° | 0.2 mm | 0.1 cm | |
| 29 Sept. | Sunny | 19° /4° | 0 mm | 0 cm | |
| 30 Sept. | Sunny | 21° /6° | 0 mm | 0 cm | |
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Guide for Andorra in September
In Andorra, September marks the transition from summer to autumn, bringing about a noticeable change in the weather. At the beginning of the month, Andorra experiences pleasant and mild temperatures, with average highs around 22° and lows around 12°.
The weather is generally sunny, making it an ideal time for outdoor activities such as hiking and sightseeing. However, as the month progresses, the temperatures gradually begin to cool down.
By the end of September, Andorra starts to witness the arrival of autumn, with average highs dropping to around 18° and lows around 8°. The weather becomes more unpredictable, with occasional showers and a higher chance of cloudy days.
Visitors to Andorra towards the end of September should be prepared for cooler weather and should pack layers to stay comfortable throughout the day.
Overall, September in Andorra offers a mix of summer and autumn weather, making it a great time to explore the stunning landscapes and charming towns of this beautiful country.
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Andorra in September - FAQ
Andorra snow forecast September 2025
September rainfall patterns in Andorra
UV exposure in Andorra during September
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Where is Andorra?Get accurate weather forecasts for Andorra, located at latitude 42.508 and longitude 1.521. Stay updated with localized weather information tailored for Andorra.