Flagstaff in September

Average Temperature: 24°C

Traveling to Flagstaff, Arizona in September is a pretty solid choice if you’re looking to enjoy a mix of outdoor adventure and a laid-back vibe without the intense heat of summer. The weather starts to cool down a bit, making it comfortable to explore the surrounding national forests, hike some trails, or even check out the famous Lowell Observatory. Plus, the summer crowds begin to thin out, so you’ll likely find it easier to snag a spot at local restaurants or get a peaceful moment at scenic spots like Walnut Canyon or the San Francisco Peaks. It’s a great time for those who want to avoid the overwhelming summer rush but still enjoy plenty of daylight hours.

That said, September can be a bit of a transition month. While it’s generally pleasant, the evenings might start to feel a bit chilly, so packing a light jacket is a smart move. Also, keep in mind that some seasonal events or attractions might be winding down for the year, so it’s worth checking ahead if there’s something specific you want to see or do. Overall, Flagstaff in September feels like a refreshing break from the desert heat of lower Arizona, offering a cozy, nature-filled escape with a chill, small-town atmosphere.

Average Monthly Temperatures

24°C
Average High
8°C
Average Low
September

Cost Index

Cost Index
$$

Traveling to Flagstaff, Arizona, generally falls into the mid-range cost category. Accommodation options vary from budget motels to more upscale lodges, allowing for a range of budgets, but prices are generally moderate and can rise during peak tourist seasons. Dining and entertainment costs are reasonable but not as low as small towns, reflecting its status as a popular tourist destination near the Grand Canyon. Transportation costs are moderate, with options like car rentals and some public transit. Overall, Flagstaff is more expensive than budget destinations but remains affordable compared to major metropolitan or luxury travel spots.

Location

Flagstaff is located at coordinates 35.20° latitude, -111.65° longitude.

Weather Summary

September is warm in Flagstaff with average temperatures of 24°C.

Other cities in Arizona in September