Gillis Canyon — a canyon in San Luis Obispo County, California at about 352 m (1,155 ft) above sea level — is a classic subject for landscape photographers. The nearest town is Shandon, about 7.1 km (4.4 mi) away (Gillis Canyon lies SE of town).
Sunrise & sunset directions
At Gillis Canyon the sunrise point swings a long way through the year: about 60° (ENE) at the June solstice and 119° (ESE) in late December. Sunset moves from 300° (WNW) in June to 242° (WSW) in December, and the midday sun climbs to 78° in summer but only 31° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 7:06 AM | 90° E | 7:13 PM | 271° W | 54° | 12h 08m |
| June solstice (Jun 21) | 5:47 AM | 60° ENE | 8:21 PM | 300° WNW | 78° | 14h 34m |
| September equinox (Sep 22) | 6:50 AM | 89° E | 7:00 PM | 271° W | 55° | 12h 10m |
| December solstice (Dec 21) | 7:08 AM | 119° ESE | 4:53 PM | 242° WSW | 31° | 9h 45m |
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 | 6:43 AM | 7:11 AM | 7:49 AM | 4:34 PM | 5:12 PM | 5:40 PM | 10h 01m |
| February | 6:23 AM | 6:49 AM | 7:24 AM | 5:08 PM | 5:44 PM | 6:10 PM | 10h 55m |
| March | 6:47 AM | 7:13 AM | 7:47 AM | 6:36 PM | 7:09 PM | 7:35 PM | 11h 56m |
| April | 6:03 AM | 6:29 AM | 7:03 AM | 7:00 PM | 7:35 PM | 8:01 PM | 13h 05m |
| May | 5:29 AM | 5:57 AM | 6:33 AM | 7:24 PM | 8:00 PM | 8:28 PM | 14h 03m |
| June | 5:16 AM | 5:46 AM | 6:24 AM | 7:41 PM | 8:19 PM | 8:49 PM | 14h 33m |
| July | 5:29 AM | 5:58 AM | 6:35 AM | 7:41 PM | 8:18 PM | 8:47 PM | 14h 20m |
| August | 5:54 AM | 6:21 AM | 6:56 AM | 7:17 PM | 7:52 PM | 8:19 PM | 13h 31m |
| September | 6:19 AM | 6:45 AM | 7:18 AM | 6:36 PM | 7:10 PM | 7:36 PM | 12h 25m |
| October | 6:43 AM | 7:08 AM | 7:43 AM | 5:53 PM | 6:27 PM | 6:53 PM | 11h 19m |
| November | 6:11 AM | 6:38 AM | 7:15 AM | 4:19 PM | 4:56 PM | 5:23 PM | 10h 18m |
| December | 6:36 AM | 7:04 AM | 7:44 AM | 4:11 PM | 4:50 PM | 5:19 PM | 9h 46m |
Local time (America/Los Angeles), 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 Gillis Canyon, the Milky Way core is visible in a dark sky from February through October. June gives the longest window (about 5.8 hours on a moonless night), and the core peaks around 26° 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 | — | -1° | — |
| February | 4:49 AM – 5:19 AM | 0.5 | 15° | SE → SE |
| March | 3:54 AM – 5:44 AM | 1.8 | 22° | SE → SSE |
| April | 1:54 AM – 4:54 AM | 3.0 | 25° | SE → S |
| May | 11:59 PM – 4:09 AM | 4.2 | 26° | SE → SSW |
| June | 10:07 PM – 3:57 AM | 5.8 | 26° | SE → SW |
| July | 10:02 PM – 2:32 AM | 4.5 | 26° | SSE → SW |
| August | 9:25 PM – 12:25 AM | 3.0 | 25° | S → SW |
| September | 8:36 PM – 10:26 PM | 1.8 | 22° | SSW → SW |
| October | 7:52 PM – 8:22 PM | 0.5 | 15° | SW → SW |
| November | Below 10° in darkness | — | 2° | — |
| 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 ≈ 21.55 mag/arcsec².
Weather & best season
Long-term NASA satellite data for this area show August as the clearest month (about 18% average cloud cover) and December as the cloudiest (48%). 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 | 81 | 78 | 84 | 95 | 98 | 105 | 106 | 105 | 109 | 100 | 89 | 78 |
| Low °F | 25 | 29 | 32 | 34 | 40 | 43 | 50 | 49 | 47 | 40 | 30 | 28 |
| Precip. (in) | 2.8 | 2.6 | 2.2 | 1.1 | 0.5 | 0.2 | 0.1 | 0.1 | 0.1 | 0.7 | 1.2 | 2.6 |
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
- 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.
- 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.
- Tell someone where you're going in remote areas and carry the ten essentials.
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.
Nearby photo spots
Other locations within 25 km of Gillis Canyon, closest first.
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Mountain PassCanyonCampgrounds nearby (Recreation.gov)
- Navajo Flats Campground26 km (16 mi) · reservable
- Turkey Flat Ohv Staging Area28 km (18 mi) · reservable
- La Panza Campground29 km (18 mi) · reservable
FAQ
When is the best time to photograph Gillis Canyon?
What time is golden hour at Gillis Canyon?
Where does the sun rise and set at Gillis Canyon?
Can you see the Milky Way from Gillis Canyon?
Do you need a permit to photograph at Gillis Canyon?
How far is Gillis Canyon from Shandon?
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.