Ollantaytambo weather in September
September in Ollantaytambo: nice, rainy, with clean air — fine if you can take 26 rainy days.
#5 of 12 months in Ollantaytambo · #176 of 897 destinations to visit in September · comfort 90/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Ollantaytambo in September
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Ollantaytambo climate normals — September
| Daytime high | 20°C / 67°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 52°F | |
| Rainfall | 107 mm / 4.2 in | 🌧 rainy |
| Rainy days | 26 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 10°C / 51°F | |
| Sunshine | 10.6 h/day | |
| Daylight | 12 h | |
| Wind | 9 km/h / 5 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Ollantaytambo in September — FAQ
- Is September a good time to visit Ollantaytambo?
- September in Ollantaytambo: nice, rainy, with clean air — fine if you can take 26 rainy days. It ranks #5 of 12 months for Ollantaytambo on SeasonMap's comfort score (90/100).
- What is the weather like in Ollantaytambo in September?
- In September, Ollantaytambo averages a daily high of 19.6°C and a low of 11.1°C, with about 106.5 mm of rain over roughly 25.8 rainy days.
- What is the air quality in Ollantaytambo in September?
- Ollantaytambo has a mean US Air Quality Index of about 41 in September.