La Paz weather in September
September in La Paz: cool, dry, with clean air — an excellent time to visit.
#9 of 12 months in La Paz · #267 of 604 destinations to visit in September · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
La Paz climate normals — September
| Daytime high | 14°C / 57°F | 🙂 cool |
|---|---|---|
| Nighttime low | 3°C / 37°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 30 mm / 1.2 in | ☀️ dry |
| Rainy days | 13 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 3°C / 37°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 12 h | |
| Wind | 15 km/h / 9 mph | |
| Snowfall | 1.2 cm / 0.5 in | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is La Paz?
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La Paz in September — FAQ
- Is September a good time to visit La Paz?
- September in La Paz: cool, dry, with clean air — an excellent time to visit. It ranks #9 of 12 months for La Paz on SeasonMap's comfort score (82/100).
- What is the weather like in La Paz in September?
- In September, La Paz averages a daily high of 13.9°C and a low of 3°C, with about 29.6 mm of rain over roughly 12.6 rainy days.
- What is the air quality in La Paz in September?
- La Paz has a mean US Air Quality Index of about 42 in September.
- Does it snow in La Paz in September?
- La Paz sees roughly 1.2 cm of snowfall in September.