Huaraz weather in September
September in Huaraz: nice, rainy, with clean air — fine if you can take 26 rainy days.
#5 of 12 months in Huaraz · #202 of 897 destinations to visit in September · comfort 89/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Huaraz in September
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Huaraz climate normals — September
| Daytime high | 19°C / 66°F | 😎 nice |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Rainfall | 127 mm / 5 in | 🌧 rainy |
| Rainy days | 26 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 9°C / 48°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 12.1 h | |
| Wind | 7 km/h / 4 mph | |
| Snowfall | 0.5 cm / 0.2 in | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Huaraz in September — FAQ
- Is September a good time to visit Huaraz?
- September in Huaraz: nice, rainy, with clean air — fine if you can take 26 rainy days. It ranks #5 of 12 months for Huaraz on SeasonMap's comfort score (89/100).
- What is the weather like in Huaraz in September?
- In September, Huaraz averages a daily high of 18.7°C and a low of 8.8°C, with about 126.6 mm of rain over roughly 26.4 rainy days.
- What is the air quality in Huaraz in September?
- Huaraz has a mean US Air Quality Index of about 36 in September.