September · Spain
Best time to visit Aínsa in September Weather, crowds & prices
Weather in Aínsa in September
Average temperature 15°C, 85 mm of rain, about 16 days with 6+ hours of sunshine and 70% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
8.0/10
Ranked #6 of 12 months
- Avg temp
- 15°C
- Rainfall
- 85 mm
- Humidity
- 70%
- Days with 6h+ sun
- 16
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Aínsa scores 8.0/10 for sightseeing and cultural travel - an above-average month (#6 of 12). Expect around 15°C, 85 mm of rain, and roughly 16 days with 6+ hours of sunshine this month.
Aínsa is a medieval hill town in the Aragonese Pyrenees, set where the Cinca and Ara rivers meet.
September in Aínsa: strong conditions, 6th of 12
September averages 15°C (58°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Rainfall runs 85 mm, so plan one flexible day in three; you still get about 16 days with 6+ hours of sunshine and 12.3 hours of daylight.
It scores 8/10 here, 6th of 12 months, against 10/10 in the destination's best month.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Figure on mid-season pricing, with crowds are moderate.
Flexible dates? July scores 2 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Aínsa in September?
- In September, Aínsa averages 15°C, 85 mm of rain, and about 16 days with 6+ hours of sunshine. Its climate-comfort score is 8.0/10.
- Is September a good time to visit Aínsa?
- September earns a 8.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Aínsa in September?
- Expect about 85 mm of rain in September. Average humidity is 70% and there are about 16 days with 6+ hours of sunshine.
Curated in Aínsa
Tickets & experiences
Things to do in Aínsa
Aínsa, Spain. Live activities and tours from GetYourGuide, matched to this destination.