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40.6063° N111.5549° W2,955 mBortle 5Denver

Guardsman Pass Photography Guide

Mountain Pass in Salt Lake County, Utah · 2,955 m (9,695 ft)

  • Bortle 5 sky
  • Sunset azimuth 239°–303°
  • Clearest: September
  • Milky Way Mar–Sep

Located in Salt Lake County, Utah, Guardsman Pass is a mountain pass at about 2,955 m (9,695 ft) above sea level. It sits roughly 6.5 km (4.0 mi) SW of Park City.

Guardsman Pass (elevation 9,717 feet (2,962 m) is a high mountain pass in the Wasatch Mountains of Utah. The pass is located on the boundaries of the Uinta-Wasatch-Cache National Forest (specifically the portion known as the Wasatch National Forest) to the west, and the Bonanza Flats backcountry area to the east. It is located just south of Tri-County Peak, where Summit, Wasatch, and Salt Lake counties meet, and also provides summer hiking and winter snowmobiling access to Clayton Peak at the top of Brighton Ski Resort. It is also a trailhead for other trails in the area, though some are being moved due to the lack of space for parking and the limited sight distance for vehicles pulling out onto the roadway.From the Wikipedia article “Guardsman Pass”, licensed under CC BY-SA 4.0.
Elevation
2,955 m
9,695 ft
Nearest town
Park City
6.5 km (4.0 mi)
Sky darkness
Bortle 5
Suburban sky
Clearest month
September
34% cloud
Milky Way peak
June
4.7 h window
Golden hour (Oct)
6:10 PM
sunset 6:47 PM

Light at Guardsman Pass

Live
Sunrise
7:44 AM
Sunset
6:40 PM
Golden hour AM
7:27 AM – 8:21 AM
Golden hour PM
6:03 PM – 6:57 PM
Blue hour AM
7:16 AM – 7:27 AM
Blue hour PM
6:57 PM – 7:08 PM
Full darkness
8:11 PM – 6:13 AM
Moon
Waxing Gibbous · 71%
Moonrise / set
3:57 PM / 1:46 AM
Day length
10h 57m
Sunrise azimuth
103°
Sunset azimuth
257°
000306091215182124
NightTwilightBlue hourGolden hourDaylight

Times in America/Denver. Golden hour = sun −4° to +6°; blue hour = −6° to −4°.

Clouds at sunrise & sunset

NWS

Hourly sky cover from the National Weather Service. 20–60% cloud often gives the most colorful sunrises and sunsets.

Sunrise & sunset directions

At Guardsman 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.

NESW60°30°
June solsticeEquinoxesDecember solstice
DateSunriseAzimuthSunsetAzimuthNoon sunDaylight
March equinox (Mar 20)7:30 AM90° E7:39 PM271° W49°12h 08m
June solstice (Jun 21)5:56 AM58° ENE9:01 PM303° WNW73°15h 05m
September equinox (Sep 22)7:14 AM89° E7:25 PM271° W50°12h 11m
December solstice (Dec 21)7:47 AM121° ESE5:03 PM239° WSW26°9h 16m

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 startsSunriseGolden hour endsGolden hour startsSunsetBlue hour endsDaylight
January7:18 AM7:49 AM8:31 AM4:42 PM5:24 PM5:54 PM9h 35m
February6:53 AM7:21 AM7:59 AM5:23 PM6:02 PM6:30 PM10h 41m
March7:11 AM7:39 AM8:15 AM6:57 PM7:33 PM8:00 PM11h 55m
April6:20 AM6:48 AM7:25 AM7:29 PM8:05 PM8:34 PM13h 17m
May5:39 AM6:10 AM6:49 AM7:57 PM8:37 PM9:08 PM14h 26m
June5:22 AM5:56 AM6:37 AM8:18 PM8:59 PM9:33 PM15h 04m
July5:37 AM6:09 AM6:49 AM8:17 PM8:57 PM9:29 PM14h 48m
August6:08 AM6:38 AM7:15 AM7:48 PM8:26 PM8:55 PM13h 48m
September6:40 AM7:08 AM7:44 AM7:01 PM7:37 PM8:04 PM12h 29m
October7:10 AM7:38 AM8:15 AM6:10 PM6:47 PM7:15 PM11h 10m
November6:44 AM7:14 AM7:54 AM4:29 PM5:10 PM5:39 PM9h 56m
December7:13 AM7:44 AM8:27 AM4:17 PM5:01 PM5:32 PM9h 17m

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 Guardsman 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 5 (suburban sky), so expect visible sky glow; drive away from towns for better results.

MonthCore visible (15th)HoursMax altitudeDirection
JanuaryBelow 10° in darkness—-2°—
February5:43 AM – 5:43 AM0.011°SE → SE
March4:54 AM – 6:04 AM1.217°SE → SSE
April2:53 AM – 5:03 AM2.220°SE → S
May12:48 AM – 4:08 AM3.321°SE → S
June11:04 PM – 3:44 AM4.721°SSE → SSW
July10:55 PM – 2:25 AM3.521°S → SW
August10:08 PM – 12:18 AM2.220°S → SW
September9:09 PM – 10:19 PM1.217°SSW → SW
October8:18 PM – 8:18 PM0.011°SW → SW
NovemberBelow 10° in darkness—-1°—
DecemberBelow 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 ≈ 20.18 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 34% average cloud cover) and February as the cloudiest (64%). 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 (%)

JanFebMarAprMayJunJulAugSepOctNovDec
JanFebMarAprMayJunJulAugSepOctNovDec
High °F505667748490969288796549
Low °F-23-28-14-68223631191-17-21
Precip. (in)2.01.81.82.31.91.11.01.21.71.71.72.3

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 Guardsman Pass, closest first.

Campgrounds nearby (Recreation.gov)

FAQ

When is the best time to photograph Guardsman Pass?
September has the clearest skies on average; june is best for the milky way core. For light, plan around the first and last hour of sun. Summer and early autumn are the main season; winter visits depend on plowing and avalanche conditions.
What time is golden hour at Guardsman Pass?
In October the evening golden hour starts around 6:10 PM and ends after sunset at about 6:47 PM; the morning golden hour lasts until about 8:15 AM. Use the live widget above for exact times on any date.
Where does the sun rise and set at Guardsman Pass?
Sunrise azimuth ranges from about 58° in June to 121° in December; sunset ranges from 303° to 239°. See the sun-path diagram for the full arc.
Can you see the Milky Way from Guardsman Pass?
Yes — the core is visible from March to September on moonless nights. The estimated sky quality is Bortle 5 (suburban sky).
Do you need a permit to photograph at Guardsman Pass?
Personal photography from public land rarely needs a permit. Commercial shoots, models, large groups and drones may require permission from the land manager — check before you go.
How far is Guardsman Pass from Park City?
About 6.5 km (4.0 mi) in a straight line; driving distance is usually longer, especially in mountain terrain.

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.