León weather in September
September in León: hot, soaked, with clean air — a gamble, with 28 rainy days.
#12 of 12 months in León · #844 of 897 destinations to visit in September · comfort 53/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on León in September
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León climate normals — September
| Daytime high | 30°C / 86°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Rainfall | 344 mm / 13.5 in | ⛈ soaked |
| Rainy days | 28 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 10.4 h/day | |
| Daylight | 12.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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León in September — FAQ
- Is September a good time to visit León?
- September in León: hot, soaked, with clean air — a gamble, with 28 rainy days. It ranks #12 of 12 months for León on SeasonMap's comfort score (53/100).
- What is the weather like in León in September?
- In September, León averages a daily high of 30.2°C and a low of 24.6°C, with about 343.9 mm of rain over roughly 28 rainy days.
- What is the air quality in León in September?
- León has a mean US Air Quality Index of about 37 in September.