Rampart Canyon — a canyon in Yukon-Koyukuk Census Area, Alaska — is a rewarding subject for landscape photographers. It sits roughly 159 km (99 mi) WNW of College.
Rampart Canyon, Rampart Gorge, Lower Ramparts, and The Ramparts all are names for a high-banked canyon of the Yukon River located downstream of Rampart, Alaska and upstream of Tanana, Alaska. The canyon is located at an elevation of 226 feet (69 m) and was the considered site of a hydroelectric dam.From the Wikipedia article “Rampart Canyon (Alaska)”, licensed under CC BY-SA 4.0.
Sunrise & sunset directions
At Rampart Canyon the sunrise point swings a long way through the year: about 10° (N) at the June solstice and 157° (SSE) in late December. Sunset moves from 350° (N) in June to 203° (SSW) in December, and the midday sun climbs to 48° in summer but only 1° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 8:05 AM | 89° E | 8:20 PM | 272° W | 25° | 12h 15m |
| June solstice (Jun 21) | 2:49 AM | 10° N | 1:24 AM | 350° N | 48° | 22h 35m |
| September equinox (Sep 22) | 7:48 AM | 88° E | 8:07 PM | 273° W | 25° | 12h 20m |
| December solstice (Dec 21) | 11:23 AM | 157° SSE | 2:43 PM | 203° SSW | 1° | 3h 19m |
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 | 9:33 AM | 10:47 AM | — | — | 3:41 PM | 4:55 PM | 4h 53m |
| February | 8:12 AM | 9:06 AM | 10:31 AM | 4:07 PM | 5:32 PM | 6:26 PM | 8h 26m |
| March | 7:34 AM | 8:23 AM | 9:30 AM | 6:57 PM | 8:04 PM | 8:54 PM | 11h 41m |
| April | 5:27 AM | 6:27 AM | 7:36 AM | 8:33 PM | 9:42 PM | 10:42 PM | 15h 16m |
| May | — | 4:35 AM | 6:06 AM | 9:57 PM | 11:28 PM | — | 18h 53m |
| June | — | 2:54 AM | 5:18 AM | 10:53 PM | 1:16 AM | — | 22h 22m |
| July | — | 3:56 AM | 5:46 AM | 10:35 PM | 12:25 AM | — | 20h 28m |
| August | 4:37 AM | 5:48 AM | 7:03 AM | 9:15 PM | 10:31 PM | 11:42 PM | 16h 42m |
| September | 6:35 AM | 7:26 AM | 8:32 AM | 7:28 PM | 8:34 PM | 9:25 PM | 13h 07m |
| October | 8:08 AM | 8:59 AM | 10:13 AM | 5:28 PM | 6:42 PM | 7:33 PM | 9h 43m |
| November | 8:41 AM | 9:45 AM | 12:28 PM | 1:11 PM | 3:54 PM | 4:58 PM | 6h 08m |
| December | 9:47 AM | 11:17 AM | — | — | 2:44 PM | 4:13 PM | 3h 27m |
Local time (America/Anchorage), 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
The Milky Way's bright core (in Sagittarius) barely clears the southern horizon at this latitude, so focus on winter Milky Way, aurora or star trails instead.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -14° | — |
| February | Below 10° in darkness | — | -10° | — |
| March | Below 10° in darkness | — | -10° | — |
| April | Below 10° in darkness | — | -9° | — |
| May | No darkness | — | — | — |
| June | No darkness | — | — | — |
| July | No darkness | — | — | — |
| August | No darkness | — | — | — |
| September | Below 10° in darkness | — | -13° | — |
| October | Below 10° in darkness | — | -12° | — |
| November | Below 10° in darkness | — | -14° | — |
| December | Below 10° in darkness | — | -22° | — |
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. Aurora needs roughly Kp 0.0+ to show low on the northern horizon here.
Weather & best season
Long-term NASA satellite data for this area show March as the clearest month (about 46% average cloud cover) and October as the cloudiest (78%). July 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 | 35 | 35 | 33 | 56 | 75 | 78 | 80 | 79 | 64 | 54 | 33 | 33 |
| Low °F | -51 | -43 | -41 | -26 | 2 | 26 | 32 | 25 | 12 | -17 | -37 | -44 |
| Precip. (in) | 1.0 | 1.1 | 0.8 | 1.1 | 1.6 | 2.5 | 2.6 | 3.0 | 2.3 | 1.6 | 1.3 | 1.2 |
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.
- 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.
FAQ
When is the best time to photograph Rampart Canyon?
What time is golden hour at Rampart Canyon?
Where does the sun rise and set at Rampart Canyon?
Can you see the Milky Way from Rampart Canyon?
Do you need a permit to photograph at Rampart Canyon?
How far is Rampart Canyon from College?
Sources
Location data: Wikidata, 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.