Located in San Luis Obispo County, California, Cuesta Pass is a mountain pass at about 472 m (1,549 ft) above sea level. The nearest town is Santa Margarita, about 5.0 km (3.1 mi) away (Cuesta Pass lies SSW of town).
Cuesta Pass or La Cuesta Pass (Spanish for "the slope"), colloquially referred to as simply the grade, is a low mountain pass in San Luis Obispo County on California's Central Coast. It crosses the southern Santa Lucia Range at an altitude of 1,522 feet (464 m), and connects San Luis Obispo, roughly 5 miles (8.0 km) to the south, with Atascadero, Paso Robles, and the Salinas Valley to the north. It is traversed by U.S. Route 101 and the Coast Line of the Union Pacific Railroad, and is better known for the long slope up to the pass from San Luis Obispo, in the canyon of San Luis Obispo Creek, which is redundantly named the "Cuesta Grade". The railroad line through the pass includes a segment with a 2.2% grade, the steepest point of the coast line between Los Angeles and San Francisco. It traverses six tunnels, including one at an altitude of 1,380 feet (420 m) bypassing the summit of the pass.From the Wikipedia article “Cuesta Pass”, licensed under CC BY-SA 4.0.
Sunrise & sunset directions
At Cuesta Pass 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) | 7:07 AM | 90° E | 7:15 PM | 271° W | 55° | 12h 08m |
| June solstice (Jun 21) | 5:49 AM | 60° ENE | 8:21 PM | 300° WNW | 78° | 14h 33m |
| September equinox (Sep 22) | 6:51 AM | 89° E | 7:01 PM | 271° W | 55° | 12h 10m |
| December solstice (Dec 21) | 7:08 AM | 119° ESE | 4:54 PM | 242° WSW | 31° | 9h 46m |
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 | 6:44 AM | 7:12 AM | 7:50 AM | 4:36 PM | 5:14 PM | 5:41 PM | 10h 02m |
| February | 6:24 AM | 6:50 AM | 7:25 AM | 5:10 PM | 5:45 PM | 6:11 PM | 10h 55m |
| March | 6:49 AM | 7:14 AM | 7:48 AM | 6:37 PM | 7:11 PM | 7:36 PM | 11h 56m |
| April | 6:04 AM | 6:31 AM | 7:05 AM | 7:01 PM | 7:36 PM | 8:02 PM | 13h 05m |
| May | 5:31 AM | 5:59 AM | 6:35 AM | 7:24 PM | 8:00 PM | 8:29 PM | 14h 01m |
| June | 5:18 AM | 5:48 AM | 6:26 AM | 7:42 PM | 8:20 PM | 8:50 PM | 14h 32m |
| July | 5:30 AM | 6:00 AM | 6:37 AM | 7:42 PM | 8:19 PM | 8:48 PM | 14h 19m |
| August | 5:56 AM | 6:23 AM | 6:58 AM | 7:18 PM | 7:53 PM | 8:20 PM | 13h 30m |
| September | 6:21 AM | 6:46 AM | 7:20 AM | 6:38 PM | 7:11 PM | 7:37 PM | 12h 25m |
| October | 6:44 AM | 7:09 AM | 7:44 AM | 5:54 PM | 6:28 PM | 6:54 PM | 11h 19m |
| November | 6:12 AM | 6:39 AM | 7:16 AM | 4:20 PM | 4:57 PM | 5:25 PM | 10h 19m |
| December | 6:37 AM | 7:05 AM | 7:44 AM | 4:13 PM | 4:52 PM | 5:20 PM | 9h 47m |
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 Cuesta Pass, 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 5 (suburban sky), so expect visible sky glow; drive away from towns for better results.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -1° | — |
| February | 4:51 AM – 5:21 AM | 0.5 | 15° | SE → SE |
| March | 3:55 AM – 5:45 AM | 1.8 | 23° | SE → SSE |
| April | 1:55 AM – 4:55 AM | 3.0 | 26° | SE → S |
| May | 12:00 AM – 4:10 AM | 4.2 | 26° | SE → SSW |
| June | 10:07 PM – 3:57 AM | 5.8 | 26° | SE → SW |
| July | 10:03 PM – 2:33 AM | 4.5 | 26° | SSE → SW |
| August | 9:26 PM – 12:26 AM | 3.0 | 26° | S → SW |
| September | 8:37 PM – 10:27 PM | 1.8 | 23° | SSW → SW |
| October | 7:53 PM – 8:33 PM | 0.7 | 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: 5 Bortle 5 — Suburban sky. The Milky Way is weak near the horizon and washed out overhead; long exposures pick up a sky glow. Modeled zenith brightness ≈ 20.34 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 mountain pass
- 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.
- Summit pull-outs often face one direction; use the sun azimuth table to see whether sunrise or sunset suits the view.
- Scout in daylight if you plan to shoot at night or before sunrise.
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 Cuesta Pass, closest first.
Botanical Garden
Mountain Peak
Mountain Peak
Botanical Garden
Mountain Peak
Mountain Peak
State Park
Mountain Peak
Scenic ViewpointCampgrounds nearby (Recreation.gov)
- Cerro Alto Campground13.1 km (8.1 mi) · reservable
- Turkey Flat Ohv Staging Area25 km (16 mi) · reservable
- Navajo Flats Campground29 km (18 mi) · reservable
FAQ
When is the best time to photograph Cuesta Pass?
What time is golden hour at Cuesta Pass?
Where does the sun rise and set at Cuesta Pass?
Can you see the Milky Way from Cuesta Pass?
Do you need a permit to photograph at Cuesta Pass?
How far is Cuesta Pass from Santa Margarita?
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.