The Nucla, Colorado Town Hall, located at 320 Main Street in Nucla, Colorado.
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38.2667° N108.5470° WBortle 1Denver

Nucla Photography Guide

Dark Sky Place in Montrose County, Colorado

  • Bortle 1 sky
  • Sunset azimuth 240°–301°
  • Clearest: June
  • Milky Way Mar–Sep
Photo: Jeffrey Beall · CC BY 4.0 · source

Nucla — a dark sky place in Montrose County, Colorado — is a classic subject for landscape photographers. The nearest town is Montrose, about 63 km (39 mi) away (Nucla lies WSW of town). It is certified as an International Dark Sky Community by DarkSky International.

Nucla is a statutory town in Montrose County, Colorado, United States. The population was 585 as of the 2020 census, down from 711 in 2010. Its name comes from the town founders' intent that it serve as a "nucleus" for the surrounding farms and mines, although it has since come to be associated with the growth of uranium mining in the region.From the Wikipedia article “Nucla, Colorado”, licensed under CC BY-SA 4.0.
Nearest town
Montrose
63 km (39 mi)
Sky darkness
Bortle 1
Excellent dark-sky site
Clearest month
June
36% cloud
Milky Way peak
June
5.2 h window
Golden hour (Oct)
6:02 PM
sunset 6:38 PM

Light at Nucla

Live
Sunrise
7:29 AM
Sunset
6:31 PM
Golden hour AM
7:12 AM – 8:05 AM
Golden hour PM
5:55 PM – 6:47 PM
Blue hour AM
7:02 AM – 7:12 AM
Blue hour PM
6:47 PM – 6:57 PM
Full darkness
7:59 PM – 6:01 AM
Moon
Waxing Gibbous · 70%
Moonrise / set
3:41 PM / 1:38 AM
Day length
11h 02m
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 Nucla the sunrise point swings a long way through the year: about 59° (ENE) at the June solstice and 120° (ESE) in late December. Sunset moves from 301° (WNW) in June to 240° (WSW) in December, and the midday sun climbs to 75° in summer but only 28° in winter.

NESW60°30°
June solsticeEquinoxesDecember solstice
DateSunriseAzimuthSunsetAzimuthNoon sunDaylight
March equinox (Mar 20)7:19 AM90° E7:26 PM271° W52°12h 08m
June solstice (Jun 21)5:52 AM59° ENE8:42 PM301° WNW75°14h 50m
September equinox (Sep 22)7:03 AM89° E7:13 PM271° W52°12h 10m
December solstice (Dec 21)7:28 AM120° ESE4:58 PM240° WSW28°9h 30m

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

Certified dark sky places offer protected night skies — plan around the new moon and the Milky Way core season.

Month (15th)Blue hour startsSunriseGolden hour endsGolden hour startsSunsetBlue hour endsDaylight
January7:01 AM7:30 AM8:10 AM4:38 PM5:18 PM5:47 PM9h 48m
February6:38 AM7:06 AM7:42 AM5:16 PM5:53 PM6:20 PM10h 47m
March7:00 AM7:26 AM8:01 AM6:47 PM7:22 PM7:48 PM11h 55m
April6:12 AM6:39 AM7:14 AM7:15 PM7:51 PM8:18 PM13h 11m
May5:34 AM6:04 AM6:42 AM7:41 PM8:19 PM8:48 PM14h 15m
June5:19 AM5:51 AM6:31 AM8:01 PM8:40 PM9:12 PM14h 49m
July5:33 AM6:04 AM6:42 AM7:59 PM8:38 PM9:09 PM14h 34m
August6:02 AM6:30 AM7:06 AM7:33 PM8:09 PM8:38 PM13h 40m
September6:30 AM6:57 AM7:32 AM6:49 PM7:24 PM7:50 PM12h 27m
October6:57 AM7:24 AM7:59 AM6:02 PM6:38 PM7:04 PM11h 14m
November6:28 AM6:56 AM7:35 AM4:24 PM5:03 PM5:31 PM10h 07m
December6:55 AM7:25 AM8:06 AM4:14 PM4:56 PM5:25 PM9h 31m

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 Nucla, the Milky Way core is visible in a dark sky from March through September. June gives the longest window (about 5.2 hours on a moonless night), and the core peaks around 23° above the southern horizon. Our light-pollution model puts the sky at about Bortle 1 (excellent dark-sky site), which is excellent for astrophotography.

MonthCore visible (15th)HoursMax altitudeDirection
JanuaryBelow 10° in darkness—-2°—
February5:11 AM – 5:31 AM0.313°SE → SE
March4:19 AM – 5:49 AM1.519°SE → SSE
April2:24 AM – 4:54 AM2.522°SE → S
May12:24 AM – 4:14 AM3.823°SE → SSW
June10:36 PM – 3:46 AM5.223°SE → SSW
July10:29 PM – 2:29 AM4.023°SSE → SW
August9:48 PM – 12:28 AM2.723°S → SW
September8:53 PM – 10:23 PM1.519°SSW → SW
October8:05 PM – 8:25 PM0.313°SW → SW
NovemberBelow 10° in darkness—0°—
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: 1 Bortle 1 — Excellent dark-sky site. The Milky Way casts faint shadows; zodiacal light and airglow are obvious. Modeled zenith brightness ≈ 21.92 mag/arcsec².

Weather & best season

Long-term NASA satellite data for this area show June as the clearest month (about 36% average cloud cover) and February as the cloudiest (62%). 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 °F555873809398999593827055
Low °F-14-10-41520314344266-1-14
Precip. (in)1.31.31.31.21.20.61.41.41.71.41.11.4

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 dark sky place

  • Use the Milky Way table to find months and hours when the core is above the horizon.
  • Use red light only and keep it pointed down to protect others' night vision.
  • Set focus on a bright star with live-view magnification, then tape the focus ring.
  • Use the NPF rule below to choose the longest exposure before stars trail.
  • Scout in daylight if you plan to shoot at night or before sunrise.

Season: Milky Way core season runs roughly March to October; winter offers long nights and bright winter constellations.

Suggested gear: Fast wide lens (f/1.4–f/2.8), Sturdy tripod, Red headlamp, Intervalometer. Work out exposures with the depth of field, ND filter and NPF rule calculators.

Nearby photo spots

Other locations within 40 km of Nucla, closest first.

FAQ

When is the best time to photograph Nucla?
June 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. Milky Way core season runs roughly March to October; winter offers long nights and bright winter constellations.
What time is golden hour at Nucla?
In October the evening golden hour starts around 6:02 PM and ends after sunset at about 6:38 PM; the morning golden hour lasts until about 7:59 AM. Use the live widget above for exact times on any date.
Where does the sun rise and set at Nucla?
Sunrise azimuth ranges from about 59° in June to 120° in December; sunset ranges from 301° to 240°. See the sun-path diagram for the full arc.
Can you see the Milky Way from Nucla?
Yes — the core is visible from March to September on moonless nights. The estimated sky quality is Bortle 1 (excellent dark-sky site).
Do you need a permit to photograph at Nucla?
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 Nucla from Montrose?
About 63 km (39 mi) in a straight line; driving distance is usually longer, especially in mountain terrain.

Sources

Location data: DarkSky International (via 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.