Grand Canyon weather
in September
“The kind of pleasant weather you build a trip around.”
Roughly 6 rainy days across the month, on average.
September is many hikers'' favourite month at the Grand Canyon. The monsoon retreats through the month, days settle to a comfortable 24°C (75°F), and nights cool to 8°C (46°F). Inner canyon hiking becomes safe again by mid-month.
Post-Labor Day crowds thin considerably. The North Rim remains open through October 15. Late September brings the first aspens turning yellow at the North Rim. Photography is exceptional — the light is soft, the air is clear, the crowds have gone home.
What to pack for Grand Canyon in September
- Light layers — a fleece for morning, T-shirt for midday
- Sturdy hiking boots
- Sunhat and sunglasses
- SPF 30+ sunscreen
- Light rain shell (late monsoon possible)
What to pack for Grand Canyon in September
- →Breathable travel pantsAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
- →Anti-theft crossbody bagAmazon · shop this
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Where to stay in Grand Canyon
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Compare hotels on Booking.com→Things worth doing
Rim-to-rim hike (start early September before North Rim closes), Bright Angel Trail full day, North Rim Cape Royal drive, sunset at Mather Point.
Other places with a similar climate right now
Grand Canyon in September — FAQ
Q01Is September a good time to visit Grand Canyon?
Is September a good time to visit Grand Canyon?
Yes — this is one of the best months of the year to visit. In September, Grand Canyon averages a high of 25°C (76°F) and a low of 12°C (54°F), with 26mm of rainfall across roughly 6 rainy days.
Q02What is the average temperature in Grand Canyon in September?
What is the average temperature in Grand Canyon in September?
The average high temperature in Grand Canyon during September is 25°C (76°F), with an average low of 12°C (54°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Grand Canyon have in September?
How many rainy days does Grand Canyon have in September?
Grand Canyon averages approximately 6 rainy days in September, with a total monthly rainfall of about 26mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Grand Canyon in September?
What should I pack for Grand Canyon in September?
For Grand Canyon in September, pack layered clothing for changing temperatures, sunscreen and sunglasses, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Grand Canyon in September?
How crowded is Grand Canyon in September?
Tourist crowds in Grand Canyon during September are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.