Big Bend · September
Big Bend in September
September is one of the best times to visit Big Bend — busier than August, quieter than October.
Crowd score
How busy it gets
Well below this park's peak — easy parking, open trails, short lines.
About 24% of this park's busiest month.
Source: NPS Visitor Use Statistics, 2023–2025
Data: NPS visitation 2023–2025 · crowd scores computed Jul 2026 · alerts checked Jul 10, 2026. How this is calculated →
Computed from federal data · Methodology by Sharon Ben-Moshe
Visitation
Typical September visits vs. the year
Typical monthly recreation visits, averaged over the most recent three full years.
Source: NPS Visitor Use Statistics, 2023–2025
Weather
September weather
- Avg high
- 86°F
- Avg low
- 63°F
- Precipitation
- 1.7"
- Sunrise
- 5:37 AM
- Sunset
- 5:57 PM
- Daylight
- 12.3h
Source: NOAA 1991–2020 climate normals, PANTHER JUNCTION, TX US
What's open
Big Bend in September: access
Big Bend National Park is always open. You can enter and exit at any time of the day or night. Park entrances are open 24 hours daily, all year.
No seasonal road or area closures reported for this park.
Source: NPS Data API
Conditions
Current alerts
- Information
Bringing a Pet to Big Bend?
Bringing your pet to Big Bend National Park will limit some of your park explorations and opportunities. Pets are not allowed on park trails, in the backcountry, or on the river. Pets are allowed only where vehicles can go. Pets may not be left unattended
Details on nps.gov → - Information
Big Bend is a NO DRONE Zone
The use of drones is prohibited in Big Bend National Park. Thank you for preserving the peace and tranquility of Big Bend.
- Information
Boquillas Crossing Port of Entry is open Friday-Monday 9:00 am to 4:00 pm
Until further notice, the Boquillas Crossing Port of Entry will be open Friday through Monday, 9:00 am through 4:00 pm. It will not change to winter hours at this time.
Source: NPS Data API
Context
Big Bend crowds across the year
FAQ
Big Bend in September
How busy is Big Bend in September?
September rates 3/10 for crowds (Quiet) at Big Bend National Park — about 24% of its busiest month. Typical recreation visits: 23,443.
What is the weather like at Big Bend in September?
In September, Big Bend averages a high of 86°F and a low of 63°F, with about 1.7 inches of precipitation.