September · Spain
Best time to visit Deià in September Weather, crowds & prices
Weather in Deià in September
Average temperature 26°C, 57 mm of rain, about 18 days with 6+ hours of sunshine and 68% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
7.4/10
Ranked #9 of 12 months
- Avg temp
- 26°C
- Rainfall
- 57 mm
- Humidity
- 68%
- Days with 6h+ sun
- 18
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Deià scores 7.4/10 for sightseeing and cultural travel - ranked #9 of 12. Expect around 26°C, 57 mm of rain, and roughly 18 days with 6+ hours of sunshine this month.
Deià is a stone village on Mallorca's Serra de Tramuntana coast, above a small cove, long a home for artists.
September in Deià: strong conditions, 9th of 12
At 26°C (78°F) this is comfortable city weather in September, with sightseeing easiest before lunch and after the afternoon peak.
Budget for roughly 57 mm of rain this month — a flexible day or two helps — with about 18 days with 6+ hours of sunshine and 12.2 hours of daylight to work around it.
That is 7.4/10 on the same scale — 9th of 12 months, versus 9.7/10 for the best month here.
Pack light clothing, a hat and real sun protection, a packable rain layer.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, May is materially better in Deià — 2.3 points higher on the same scale.
Frequently asked
- What is the weather like in Deià in September?
- In September, Deià averages 26°C, 57 mm of rain, and about 18 days with 6+ hours of sunshine. Its climate-comfort score is 7.4/10.
- Is September a good time to visit Deià?
- September earns a 7.4/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Deià in September?
- Expect about 57 mm of rain in September. Average humidity is 68% and there are about 18 days with 6+ hours of sunshine.
Curated in Deià
Tickets & experiences
Things to do in Deià
Deià, Spain. Live activities and tours from GetYourGuide, matched to this destination.