Jackass Pass is a mountain pass in Aleutians West Census Area, Alaska.
Sunrise & sunset directions
At Jackass Pass the sunrise point swings a long way through the year: about 48° (NE) at the June solstice and 130° (SE) in late December. Sunset moves from 313° (NW) in June to 230° (SW) in December, and the midday sun climbs to 61° in summer but only 14° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 9:30 AM | 89° E | 9:41 PM | 271° W | 37° | 12h 11m |
| June solstice (Jun 21) | 7:02 AM | 48° NE | 11:57 PM | 313° NW | 61° | 16h 54m |
| September equinox (Sep 22) | 9:14 AM | 89° E | 9:27 PM | 272° W | 37° | 12h 13m |
| December solstice (Dec 21) | 10:38 AM | 130° SE | 6:14 PM | 230° SW | 14° | 7h 35m |
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 | 9:52 AM | 10:32 AM | 11:33 AM | 5:41 PM | 6:42 PM | 7:22 PM | 8h 09m |
| February | 9:09 AM | 9:44 AM | 10:34 AM | 6:50 PM | 7:40 PM | 8:15 PM | 9h 55m |
| March | 9:07 AM | 9:42 AM | 10:27 AM | 8:46 PM | 9:32 PM | 10:06 PM | 11h 50m |
| April | 7:52 AM | 8:28 AM | 9:15 AM | 9:40 PM | 10:27 PM | 11:03 PM | 13h 58m |
| May | 6:46 AM | 7:30 AM | 8:21 AM | 10:27 PM | 11:19 PM | 12:02 AM | 15h 49m |
| June | 6:11 AM | 7:02 AM | 7:59 AM | 10:58 PM | 11:55 PM | 12:45 AM | 16h 52m |
| July | 6:34 AM | 7:21 AM | 8:16 AM | 10:51 PM | 11:46 PM | 12:33 AM | 16h 24m |
| August | 7:31 AM | 8:10 AM | 8:58 AM | 10:07 PM | 10:55 PM | 11:34 PM | 14h 45m |
| September | 8:27 AM | 9:02 AM | 9:48 AM | 8:59 PM | 9:44 PM | 10:19 PM | 12h 42m |
| October | 9:19 AM | 9:54 AM | 10:42 AM | 7:45 PM | 8:33 PM | 9:07 PM | 10h 39m |
| November | 9:13 AM | 9:51 AM | 10:48 AM | 5:37 PM | 6:34 PM | 7:12 PM | 8h 42m |
| December | 9:52 AM | 10:34 AM | 11:40 AM | 5:06 PM | 6:12 PM | 6:54 PM | 7h 37m |
Local time (America/Adak), 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
At this latitude the summer nights are too short or too bright for the Milky Way core to stand high in true darkness; aim for star trails or the aurora.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -7° | — |
| February | Below 10° in darkness | — | 1° | — |
| March | Below 10° in darkness | — | 4° | — |
| April | Below 10° in darkness | — | 6° | — |
| May | Below 10° in darkness | — | 4° | — |
| June | Below 10° in darkness | — | 8° | — |
| July | Below 10° in darkness | — | 8° | — |
| August | Below 10° in darkness | — | 5° | — |
| September | Below 10° in darkness | — | 3° | — |
| October | Below 10° in darkness | — | 0° | — |
| November | Below 10° in darkness | — | -7° | — |
| December | Below 10° in darkness | — | -21° | — |
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 7.0+ 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 83% average cloud cover) and June as the cloudiest (95%). August is the warmest month and February 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 | 42 | 42 | 42 | 42 | 44 | 48 | 54 | 56 | 56 | 52 | 49 | 46 |
| Low °F | 23 | 24 | 24 | 26 | 33 | 36 | 40 | 44 | 42 | 36 | 28 | 26 |
| Precip. (in) | 3.0 | 3.6 | 3.2 | 2.9 | 2.4 | 2.9 | 3.4 | 4.3 | 3.8 | 3.9 | 4.2 | 3.6 |
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 mountain pass
- 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.
- Shoot RAW to keep the most latitude for high-contrast sunrise and sunset scenes.
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.
Nearby photo spots
Other locations within 25 km of Jackass Pass, closest first.
BeachBeachBeachBeachBeach
Mountain PassBeachMountain PassMountain PassFAQ
When is the best time to photograph Jackass Pass?
What time is golden hour at Jackass Pass?
Where does the sun rise and set at Jackass Pass?
Can you see the Milky Way from Jackass Pass?
Do you need a permit to photograph at Jackass Pass?
Sources
Location data: USGS GNIS / GeoNames. 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.