Fall River Pass is a mountain pass in Larimer County, Colorado at about 3,585 m (11,762 ft) above sea level. It lies in or next to Rocky Mountain National Park, so park hours, fees and rules apply. It sits roughly 21 km (13 mi) WNW of Estes Park.
Fall River Pass (elevation 11,796 feet (3,595 m)) is a mountain pass in northern Colorado, in the Rocky Mountains of the western United States. It is located in the Front Range, within Rocky Mountain National Park. The pass is traversed by U.S. Highway 34 on Trail Ridge Road between Granby and Estes Park. However, as at Milner Pass on the Continental Divide, the road does not descend after reaching the pass from the west, but instead continues to climb along a side ridge; thus, neither pass is the high point on Trail Ridge Road, which crests at 12,183 feet (3,713 m) elevation, east of Fall River Pass, still within Rocky Mountain National Park. On the other hand, the old, largely unpaved, and one-way-uphill Fall River Road (see adjoining map) does have its summit at Fall River Pass, where it joins the modern highway for the descent to the west. The Alpine Visitor Center, one of five...From the Wikipedia article “Fall River Pass”, licensed under CC BY-SA 4.0.
Sunrise & sunset directions
At Fall River Pass the sunrise point swings a long way through the year: about 58° (ENE) at the June solstice and 121° (ESE) in late December. Sunset moves from 303° (WNW) in June to 239° (WSW) in December, and the midday sun climbs to 73° in summer but only 26° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 7:07 AM | 90° E | 7:15 PM | 271° W | 49° | 12h 08m |
| June solstice (Jun 21) | 5:34 AM | 58° ENE | 8:37 PM | 303° WNW | 73° | 15h 04m |
| September equinox (Sep 22) | 6:51 AM | 89° E | 7:02 PM | 271° W | 50° | 12h 11m |
| December solstice (Dec 21) | 7:24 AM | 121° ESE | 4:40 PM | 239° WSW | 26° | 9h 17m |
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
Mountain passes sit above valleys, so they reward sunrise and sunset with layered ridges, valley fog and long shadows.
| Month (15th) | Blue hour starts | Sunrise | Golden hour ends | Golden hour starts | Sunset | Blue hour ends | Daylight |
|---|---|---|---|---|---|---|---|
| January | 6:55 AM | 7:25 AM | 8:07 AM | 4:19 PM | 5:01 PM | 5:31 PM | 9h 36m |
| February | 6:30 AM | 6:58 AM | 7:36 AM | 5:01 PM | 5:39 PM | 6:07 PM | 10h 41m |
| March | 6:48 AM | 7:15 AM | 7:52 AM | 6:34 PM | 7:10 PM | 7:37 PM | 11h 55m |
| April | 5:57 AM | 6:25 AM | 7:02 AM | 7:05 PM | 7:42 PM | 8:10 PM | 13h 17m |
| May | 5:17 AM | 5:48 AM | 6:27 AM | 7:34 PM | 8:13 PM | 8:44 PM | 14h 25m |
| June | 5:00 AM | 5:33 AM | 6:14 AM | 7:55 PM | 8:36 PM | 9:09 PM | 15h 03m |
| July | 5:14 AM | 5:46 AM | 6:26 AM | 7:53 PM | 8:33 PM | 9:05 PM | 14h 47m |
| August | 5:45 AM | 6:15 AM | 6:52 AM | 7:25 PM | 8:02 PM | 8:31 PM | 13h 47m |
| September | 6:17 AM | 6:45 AM | 7:21 AM | 6:38 PM | 7:14 PM | 7:41 PM | 12h 29m |
| October | 6:47 AM | 7:14 AM | 7:51 AM | 5:47 PM | 6:24 PM | 6:52 PM | 11h 10m |
| November | 6:21 AM | 6:50 AM | 7:30 AM | 4:07 PM | 4:47 PM | 5:16 PM | 9h 57m |
| December | 6:49 AM | 7:20 AM | 8:03 AM | 3:55 PM | 4:38 PM | 5:09 PM | 9h 18m |
Local time (America/Denver), 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 Fall River Pass, the Milky Way core is visible in a dark sky from March through September. June gives the longest window (about 4.7 hours on a moonless night), and the core peaks around 21° above the southern horizon. Our light-pollution model puts the sky at about Bortle 3 (rural sky), good enough for detailed Milky Way images.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -2° | — |
| February | 5:20 AM – 5:20 AM | 0.0 | 11° | SE → SE |
| March | 4:31 AM – 5:41 AM | 1.2 | 17° | SE → SSE |
| April | 2:30 AM – 4:40 AM | 2.2 | 20° | SE → S |
| May | 12:25 AM – 3:45 AM | 3.3 | 21° | SE → S |
| June | 10:41 PM – 3:21 AM | 4.7 | 21° | SSE → SSW |
| July | 10:32 PM – 2:02 AM | 3.5 | 21° | S → SW |
| August | 9:45 PM – 11:55 PM | 2.2 | 20° | S → SW |
| September | 8:46 PM – 9:56 PM | 1.2 | 17° | SSW → SW |
| October | 7:55 PM – 7:55 PM | 0.0 | 11° | SW → SW |
| November | Below 10° in darkness | — | -1° | — |
| December | Below 10° in darkness | — | -19° | — |
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: 3 Bortle 3 — Rural sky. Some light domes sit on the horizon, but the Milky Way still looks complex overhead. Modeled zenith brightness ≈ 21.49 mag/arcsec². Aurora needs roughly Kp 7.5+ to show low on the northern horizon here.
Weather & best season
Long-term NASA satellite data for this area show September as the clearest month (about 46% average cloud cover) and May as the cloudiest (67%). July is the warmest month and December 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 | 46 | 48 | 65 | 71 | 83 | 89 | 90 | 88 | 85 | 74 | 62 | 50 |
| Low °F | -26 | -31 | -15 | -3 | 5 | 27 | 36 | 31 | 19 | -4 | -12 | -19 |
| Precip. (in) | 1.3 | 1.7 | 1.8 | 2.5 | 2.6 | 1.8 | 2.0 | 1.7 | 1.7 | 1.7 | 1.4 | 1.4 |
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 mountain pass
- Summit pull-outs often face one direction; use the sun azimuth table to see whether sunrise or sunset suits the view.
- Wildflowers bloom late at pass elevations — often July to early August in the Rockies and Sierra.
- Check road status before driving: many high passes close seasonally or after storms.
- Look for the road itself as a leading line — switchbacks from above make strong compositions.
- Weather changes fast at elevation; carry layers even in summer.
- Bring a spare battery — cold weather and long exposures drain them fast.
Season: Summer and early autumn are the main season; winter visits depend on plowing and avalanche conditions.
Suggested gear: Telephoto lens, Tripod, Warm layers, Road-condition 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 Fall River Pass, closest first.
Scenic Viewpoint
Mountain Peak
Lake
Mountain Pass
Mountain PeakScenic Viewpoint
Mountain Peak
Mountain Pass
WaterfallCampgrounds nearby (Recreation.gov)
- Grandview Campground7.2 km (4.5 mi)
- Long Draw Campground8.4 km (5.2 mi)
- Rocky Mountain National Park Timber Creek Campground10.6 km (6.6 mi) · reservable
- Rocky Mountain National Park Aspenglen Campground14.4 km (9.0 mi) · reservable
- Rocky Mountain National Park Moraine Park Campground15.6 km (9.7 mi) · reservable
FAQ
When is the best time to photograph Fall River Pass?
What time is golden hour at Fall River Pass?
Where does the sun rise and set at Fall River Pass?
Can you see the Milky Way from Fall River Pass?
Do you need a permit to photograph at Fall River Pass?
How far is Fall River Pass from Estes Park?
Sources
Location data: Wikidata, USGS GNIS / GeoNames, 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.