September · United States
Best time to visit Sedona in September Weather, crowds & prices
Weather in Sedona in September
Average temperature 20°C, 28 mm of rain, about 27 days with 6+ hours of sunshine and 45% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
9.9/10
Ranked #1 of 12 months
- Avg temp
- 20°C
- Rainfall
- 28 mm
- Humidity
- 45%
- Days with 6h+ sun
- 27
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Sedona scores 9.9/10 for nature and wildlife travel - the single best month of the year. Expect around 20°C, 28 mm of rain, and roughly 27 days with 6+ hours of sunshine this month.
Red-rock cathedrals and vortex trailheads reward the March-May and September-November window.
September in Sedona tops the year's climate scores
September averages 20°C (68°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.
Expect 28 mm of rain — occasional showers rather than washed-out days — alongside about 27 days with 6+ hours of sunshine and 12.2 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for Sedona at 9.9/10 — the reference point every other month on this page is measured against.
Pack light clothing, a hat and real sun protection, footwear you can get muddy.
Plan for peak pricing, with crowds are moderate. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Sedona in September?
- In September, Sedona averages 20°C, 28 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 9.9/10.
- Is September a good time to visit Sedona?
- September earns a 9.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Sedona in September?
- Expect about 28 mm of rain in September. Average humidity is 45% and there are about 27 days with 6+ hours of sunshine.
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Sedona, United States. Live activities and tours from GetYourGuide, matched to this destination.