Located in Brewster County, Texas, Boquillas Canyon is a canyon. It lies in or next to Big Bend National Park, so park hours, fees and rules apply. It sits roughly 148 km (92 mi) SSE of Alpine.
Boquillas Canyon is a canyon in the Big Bend National Park. The canyon walls are 1,500 ft high and carved out of thick layers of limestone. The canyon length is a matter of some debate, with estimates ranging from 5 miles to 17 miles, depending on the chosen endpoint. The Rio Grande river currents through the canyon are rated up to Class II.From the Wikipedia article “Boquillas Canyon”, licensed under CC BY-SA 4.0.
From the National Park Service
Trail Information Roundtrip Distance: 1.5 miles (2.4 km) Elevation change: 150 feet (45 m) Average hiking time: 1 hour
Dogs and other pets are not allowed on any trails in the park.
The Boquillas Canyon Trail is a great way to enjoy one of the three major canyons located in Big Bend National Park. A walk along the Rio Grande leads to the entrance of a magnificent limestone gorge that splits the Sierra del Carmen Mountains. Along the way, look for ancient fossils that existed when this area was under an ocean, and pre-historic grinding holes that indigenous inhabitants used in food production.
This area is also a great place for scenic photography. The colors on the Sierra del Carmen at sunset are well worth the journey. During summer months, it is best to explore the canyon in the mornings, since daytime temperatures often exceed 110 degrees. Water and good footwear are essential items here, and for any hike in the Chihuahuan Desert. Accessibility From the parking lot, this trail climbs a small rise before descending to the Rio Grande. The trail surface is rock and dirt. Once down at river level, the trail transitions to sand and the remainder of the walk is a flat, pleasant stroll along the river. Eventually the high limestone walls and the river prevent further travel and it's time to turn around and head back to the trailhead.
Text: National Park Service (public domain) — nps.gov.
Sunrise & sunset directions
At Boquillas Canyon the sunrise point swings a long way through the year: about 62° (ENE) at the June solstice and 117° (ESE) in late December. Sunset moves from 298° (WNW) in June to 244° (WSW) in December, and the midday sun climbs to 84° in summer but only 37° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 7:56 AM | 90° E | 8:03 PM | 271° W | 61° | 12h 07m |
| June solstice (Jun 21) | 6:54 AM | 62° ENE | 8:55 PM | 298° WNW | 84° | 14h 01m |
| September equinox (Sep 22) | 7:41 AM | 89° E | 7:50 PM | 271° W | 61° | 12h 09m |
| December solstice (Dec 21) | 7:42 AM | 117° ESE | 5:59 PM | 244° WSW | 37° | 10h 16m |
Azimuth is measured clockwise from true north (90° = east, 270° = west). Computed for 2026; values change by less than a degree from year to year.
Golden hour & blue hour by month
Canyons need light from above: rims glow at sunrise and sunset, while deep or narrow sections are brightest near midday when reflected light bounces off the walls.
| Month (15th) | Blue hour starts | Sunrise | Golden hour ends | Golden hour starts | Sunset | Blue hour ends | Daylight |
|---|---|---|---|---|---|---|---|
| January | 7:22 AM | 7:47 AM | 8:22 AM | 5:41 PM | 6:16 PM | 6:42 PM | 10h 29m |
| February | 7:07 AM | 7:31 AM | 8:04 AM | 6:09 PM | 6:42 PM | 7:06 PM | 11h 10m |
| March | 7:38 AM | 8:02 AM | 8:34 AM | 7:29 PM | 8:00 PM | 8:24 PM | 11h 58m |
| April | 7:02 AM | 7:26 AM | 7:58 AM | 7:46 PM | 8:18 PM | 8:43 PM | 12h 52m |
| May | 6:35 AM | 7:01 AM | 7:34 AM | 8:04 PM | 8:37 PM | 9:03 PM | 13h 37m |
| June | 6:26 AM | 6:53 AM | 7:28 AM | 8:18 PM | 8:53 PM | 9:20 PM | 14h 00m |
| July | 6:36 AM | 7:03 AM | 7:37 AM | 8:19 PM | 8:53 PM | 9:20 PM | 13h 50m |
| August | 6:56 AM | 7:21 AM | 7:53 AM | 8:01 PM | 8:33 PM | 8:58 PM | 13h 12m |
| September | 7:13 AM | 7:37 AM | 8:09 AM | 7:27 PM | 7:58 PM | 8:22 PM | 12h 21m |
| October | 7:29 AM | 7:53 AM | 8:25 AM | 6:51 PM | 7:23 PM | 7:46 PM | 11h 29m |
| November | 6:51 AM | 7:16 AM | 7:50 AM | 5:24 PM | 5:58 PM | 6:23 PM | 10h 42m |
| December | 7:13 AM | 7:39 AM | 8:15 AM | 5:21 PM | 5:56 PM | 6:22 PM | 10h 17m |
Local time (America/Chicago), including daylight saving time. Golden hour runs from about −4° to +6° solar altitude, so the morning golden hour begins during blue hour, before sunrise.
Milky Way & night sky
From Boquillas Canyon, the Milky Way core is visible in a dark sky from February through October. June gives the longest window (about 6.7 hours on a moonless night), and the core peaks around 32° above the southern horizon. Our light-pollution model puts the sky at about Bortle 1 (excellent dark-sky site), which is excellent for astrophotography.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | 2° | — |
| February | 5:12 AM – 6:02 AM | 0.8 | 19° | SE → SE |
| March | 4:20 AM – 6:40 AM | 2.3 | 29° | SE → SSE |
| April | 2:21 AM – 6:01 AM | 3.7 | 32° | SE → S |
| May | 12:17 AM – 5:27 AM | 5.2 | 32° | SE → SSW |
| June | 10:29 PM – 5:09 AM | 6.7 | 32° | SE → SW |
| July | 10:26 PM – 3:46 AM | 5.3 | 32° | SSE → SW |
| August | 9:59 PM – 1:49 AM | 3.8 | 32° | S → SW |
| September | 9:18 PM – 11:48 PM | 2.5 | 29° | SSW → SW |
| October | 8:42 PM – 9:42 PM | 1.0 | 20° | SW → SW |
| November | Below 10° in darkness | — | 5° | — |
| December | Below 10° in darkness | — | -18° | — |
Window when the galactic core is at least 10° high during astronomical darkness on the 15th of each month. Pick nights within a few days of the new moon. Plan exact nights with the Milky Way planner.
Estimated sky darkness: 1 Bortle 1 — Excellent dark-sky site. The Milky Way casts faint shadows; zodiacal light and airglow are obvious. Modeled zenith brightness ≈ 21.95 mag/arcsec².
Weather & best season
Long-term NASA satellite data for this area show October as the clearest month (about 32% average cloud cover) and February as the cloudiest (45%). June is the warmest month and January the coldest, which matters for gear, snow access and how long batteries last at night.
Average cloud cover (%)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 84 | 92 | 96 | 103 | 108 | 109 | 109 | 108 | 104 | 98 | 89 | 83 |
| Low °F | 19 | 10 | 21 | 32 | 36 | 59 | 62 | 62 | 50 | 30 | 22 | 14 |
| Precip. (in) | 0.6 | 0.4 | 0.8 | 0.8 | 1.8 | 1.8 | 1.7 | 1.7 | 2.0 | 1.4 | 0.7 | 0.6 |
Monthly climatology for the surrounding 1° grid cell from NASA POWER (MERRA-2). Mountain sites can be colder and cloudier than the cell average.
Photography tips for this canyon
- Dust and sand are hard on gear; change lenses in a bag or with your back to the wind.
- A long lens on a tripod handles the low light inside canyons better than raising ISO.
- From the rim, sunrise and sunset side-light reveals layers; a telephoto picks out buttes and shadows.
- In narrow canyons, reflected light creates orange and purple glows; avoid including bright sky in the frame.
- Check flash flood forecasts before entering slot or narrow canyons — rain miles away can flood them.
- Bring a spare battery — cold weather and long exposures drain them fast.
Season: Spring and autumn are comfortable; summer monsoon storms bring dramatic skies but higher flood risk in the Southwest.
Suggested gear: Tripod, Wide and telephoto lenses, Lens blower, Weather radio or app. Work out exposures with the depth of field, ND filter and NPF rule calculators.
Permits, drones & access
National Park Service rules. Under federal law (54 U.S.C. 100905), still photography in National Park Service areas needs a permit only when it (1) takes place where members of the public are not allowed, (2) uses models, sets or props that are not part of the location's natural or cultural resources or administrative facilities, or (3) would cause the park to incur additional administrative costs to monitor the activity. Ordinary visitor and most landscape photography needs no permit. Commercial filming rules are separate and have changed in recent years — confirm current requirements with the park before a paid shoot.
Drones: Launching, landing or operating unmanned aircraft (drones) is prohibited in National Park Service units under a 2014 Superintendent's closure (36 CFR 1.5), except where a park has issued specific written approval. Flying from outside the boundary over park land can also violate park rules and disturb wildlife.
Nearby photo spots
Other locations within 25 km of Boquillas Canyon, closest first.
Scenic Viewpoint
Scenic ViewpointScenic Viewpoint
Hot SpringCampgrounds nearby (Recreation.gov)
- Rio Grande Village (Big Bend, Tx)7.7 km (4.8 mi) · reservable
- Rio Grande Village Group Campground (Big Bend, Tx)7.7 km (4.8 mi) · reservable
FAQ
When is the best time to photograph Boquillas Canyon?
What time is golden hour at Boquillas Canyon?
Where does the sun rise and set at Boquillas Canyon?
Can you see the Milky Way from Boquillas Canyon?
Do you need a permit to photograph at Boquillas Canyon?
How far is Boquillas Canyon from Alpine?
Sources
Location data: Wikidata, National Park Service, Wikipedia. Sun, moon and Milky Way times are computed by LWPhoto Atlas for 2026. Climate: NASA POWER. Sky darkness is a population-based estimate (Walker's law), not a measurement. See data sources & licenses.