Sedona weather in September
September in Sedona: warm, dry, with clean air — an excellent time to visit.
#5 of 12 months in Sedona · #232 of 604 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Sedona climate normals — September
| Daytime high | 30°C / 86°F | 🌤 warm |
|---|---|---|
| Nighttime low | 16°C / 62°F | |
| Feels like (high) | 28°C / 82°F | |
| Rainfall | 27 mm / 1.1 in | ☀️ dry |
| Rainy days | 5 days | |
| Humidity | 45% | 🍃 comfortable |
| Dew point | 8°C / 47°F | |
| Sunshine | 11 h/day | |
| Daylight | 12.4 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Sedona in September — FAQ
- Is September a good time to visit Sedona?
- September in Sedona: warm, dry, with clean air — an excellent time to visit. It ranks #5 of 12 months for Sedona on SeasonMap's comfort score (84/100).
- What is the weather like in Sedona in September?
- In September, Sedona averages a daily high of 30°C and a low of 16.4°C, with about 27.4 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Sedona in September?
- Sedona has a mean US Air Quality Index of about 39 in September.