Isle Royale National Park is a wilderness area in Keweenaw County, Michigan. It lies in or next to Isle Royale National Park, so park hours, fees and rules apply. The nearest town is Houghton, about 100 km (62 mi) away (Isle Royale National Park lies NNW of town).
Isle Royale National Park is a national park of the United States consisting of Isle Royale, along with more than 400 small adjacent islands and the surrounding waters of Lake Superior, in Michigan. Isle Royale is 45 mi (72 km) long and 9 mi (14 km) wide, with an area of 206.73 sq mi (535.4 km2), making it the fifth-largest lake island in the world. In addition, it is the largest natural island in Lake Superior, the second-largest island in the Great Lakes (after Manitoulin Island), the third-largest in the contiguous United States (after Long Island and Padre Island), and the 33rd-largest island in the United States. Isle Royale National Park was established on April 3, 1940. It later received additional protections from development by a wilderness area designation in 1976, a UNESCO International Biosphere Reserve declaration in 1980, and was added to the National Register of...From the Wikipedia article “Isle Royale National Park”, licensed under CC BY-SA 4.0.
Sunrise & sunset directions
At Isle Royale National Park the sunrise point swings a long way through the year: about 53° (NE) at the June solstice and 126° (SE) in late December. Sunset moves from 308° (NW) in June to 235° (SW) in December, and the midday sun climbs to 65° in summer but only 19° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 7:59 AM | 89° E | 8:08 PM | 271° W | 42° | 12h 09m |
| June solstice (Jun 21) | 5:57 AM | 53° NE | 10:00 PM | 308° NW | 65° | 16h 03m |
| September equinox (Sep 22) | 7:43 AM | 89° E | 7:55 PM | 271° W | 42° | 12h 12m |
| December solstice (Dec 21) | 8:43 AM | 126° SE | 5:06 PM | 235° SW | 19° | 8h 22m |
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
Wilderness areas reward those who camp: being on location at sunrise and in the dark is the main advantage over day visitors.
| Month (15th) | Blue hour starts | Sunrise | Golden hour ends | Golden hour starts | Sunset | Blue hour ends | Daylight |
|---|---|---|---|---|---|---|---|
| January | 8:06 AM | 8:41 AM | 9:32 AM | 4:39 PM | 5:30 PM | 6:05 PM | 8h 49m |
| February | 7:31 AM | 8:03 AM | 8:47 AM | 5:34 PM | 6:18 PM | 6:50 PM | 10h 15m |
| March | 7:39 AM | 8:10 AM | 8:51 AM | 7:20 PM | 8:01 PM | 8:32 PM | 11h 51m |
| April | 6:34 AM | 7:07 AM | 7:49 AM | 8:04 PM | 8:46 PM | 9:18 PM | 13h 39m |
| May | 5:41 AM | 6:18 AM | 7:03 AM | 8:43 PM | 9:28 PM | 10:05 PM | 15h 10m |
| June | 5:15 AM | 5:56 AM | 6:45 AM | 9:09 PM | 9:58 PM | 10:39 PM | 16h 01m |
| July | 5:33 AM | 6:12 AM | 7:00 AM | 9:05 PM | 9:52 PM | 10:31 PM | 15h 40m |
| August | 6:17 AM | 6:51 AM | 7:34 AM | 8:28 PM | 9:11 PM | 9:45 PM | 14h 20m |
| September | 7:02 AM | 7:33 AM | 8:14 AM | 7:29 PM | 8:10 PM | 8:41 PM | 12h 37m |
| October | 7:44 AM | 8:15 AM | 8:58 AM | 6:26 PM | 7:09 PM | 7:40 PM | 10h 53m |
| November | 7:29 AM | 8:03 AM | 8:51 AM | 4:31 PM | 5:20 PM | 5:53 PM | 9h 17m |
| December | 8:03 AM | 8:40 AM | 9:33 AM | 4:10 PM | 5:04 PM | 5:40 PM | 8h 24m |
Local time (America/Detroit), 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 Isle Royale National Park, the Milky Way core is visible in a dark sky from April through July. June gives the longest window (about 1.3 hours on a moonless night), and the core peaks around 13° above the southern horizon. Our light-pollution model puts the sky at about Bortle 1 (excellent dark-sky site), which is excellent for astrophotography.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -6° | — |
| February | Below 10° in darkness | — | 5° | — |
| March | Below 10° in darkness | — | 9° | — |
| April | 4:32 AM – 5:02 AM | 0.5 | 12° | SSE → SSE |
| May | 2:34 AM – 3:44 AM | 1.2 | 13° | SSE → S |
| June | 1:13 AM – 2:33 AM | 1.3 | 13° | SSE → S |
| July | 12:39 AM – 1:39 AM | 1.0 | 13° | S → SSW |
| August | 11:17 PM – 11:37 PM | 0.3 | 11° | SSW → SSW |
| September | Below 10° in darkness | — | 9° | — |
| October | Below 10° in darkness | — | 4° | — |
| November | Below 10° in darkness | — | -4° | — |
| December | Below 10° in darkness | — | -20° | — |
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 3.0+ to show low on the northern horizon here.
Weather & best season
Long-term NASA satellite data for this area show March as the clearest month (about 73% average cloud cover) and May as the cloudiest (89%). 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 | 41 | 57 | 58 | 65 | 65 | 75 | 76 | 74 | 66 | 58 | 49 |
| Low °F | -6 | -9 | -6 | 16 | 27 | 35 | 39 | 50 | 40 | 31 | 13 | 5 |
| Precip. (in) | 2.0 | 1.7 | 1.6 | 2.8 | 3.1 | 3.4 | 3.0 | 2.6 | 3.2 | 3.4 | 2.3 | 2.5 |
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 wilderness area
- Pack weight matters: a single zoom and a light tripod cover most situations.
- Night skies are often among the darkest in the country.
- Motorized and mechanized equipment, including drones, is prohibited in designated wilderness.
- Group size limits and permits may apply; check with the managing agency.
- Bring a spare battery — cold weather and long exposures drain them fast.
Season: Most high wilderness is snow-free from July to September; lower deserts are best in spring and autumn.
Suggested gear: Lightweight tripod, Spare batteries, Headlamp, Navigation. Work out exposures with the depth of field, ND filter and NPF rule calculators.
Permits, drones & access
National Park Service rules. Under federal law (54 U.S.C. 100905), still photography in National Park Service areas needs a permit only when it (1) takes place where members of the public are not allowed, (2) uses models, sets or props that are not part of the location's natural or cultural resources or administrative facilities, or (3) would cause the park to incur additional administrative costs to monitor the activity. Ordinary visitor and most landscape photography needs no permit. Commercial filming rules are separate and have changed in recent years — confirm current requirements with the park before a paid shoot.
Drones: Launching, landing or operating unmanned aircraft (drones) is prohibited in National Park Service units under a 2014 Superintendent's closure (36 CFR 1.5), except where a park has issued specific written approval. Flying from outside the boundary over park land can also violate park rules and disturb wildlife.
Nearby photo spots
Other locations within 40 km of Isle Royale National Park, closest first.
Fire Lookout
Waterfall
Lighthouse
Fire Lookout
Fire Lookout
Lighthouse
Natural ArchNatural Arch
LighthouseCampgrounds nearby (Recreation.gov)
- Little Todd Campground3.0 km (1.9 mi)
- Hatchet Lake Campground5.2 km (3.2 mi)
- South Lake Desor Campground5.4 km (3.4 mi)
- North Desor Campground6.5 km (4.0 mi)
- Hay Bay Campground7.3 km (4.5 mi)
FAQ
When is the best time to photograph Isle Royale National Park?
What time is golden hour at Isle Royale National Park?
Where does the sun rise and set at Isle Royale National Park?
Can you see the Milky Way from Isle Royale National Park?
Do you need a permit to photograph at Isle Royale National Park?
How far is Isle Royale National Park from Houghton?
Sources
Location data: 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.