September · Spain
Best time to visit Altea in September Weather, crowds & prices
Weather in Altea in September
Average temperature 25°C, 73 mm of rain, about 19 days with 6+ hours of sunshine and 70% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
7.4/10
Ranked #12 of 12 months
- Avg temp
- 25°C
- Rainfall
- 73 mm
- Humidity
- 70%
- Days with 6h+ sun
- 19
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Altea scores 7.4/10 for sightseeing and cultural travel - ranked #12 of 12. Expect around 25°C, 73 mm of rain, and roughly 19 days with 6+ hours of sunshine this month.
Altea is a whitewashed hill town on Spain's Costa Blanca, crowned by a blue-domed church above the seafront.
September holds up well in Altea — 12th best month
At 25°C (76°F) this is comfortable city weather in September, with sightseeing easiest before lunch and after the afternoon peak.
Budget for roughly 73 mm of rain this month — a flexible day or two helps — with about 19 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 — 12th 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.
Expect low-season pricing, and crowds are light for this destination.
If your dates are flexible, April is materially better in Altea — 2.3 points higher on the same scale.
Frequently asked
- What is the weather like in Altea in September?
- In September, Altea averages 25°C, 73 mm of rain, and about 19 days with 6+ hours of sunshine. Its climate-comfort score is 7.4/10.
- Is September a good time to visit Altea?
- 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 Altea in September?
- Expect about 73 mm of rain in September. Average humidity is 70% and there are about 19 days with 6+ hours of sunshine.
Curated in Altea
Tickets & experiences
Things to do in Altea
Altea, Spain. Live activities and tours from GetYourGuide, matched to this destination.