Go stargazing site - a place identified by the Go Stargazing team as a good spot to stargaze from. This is based on local light pollution levels, distance from nearby towns and cities and having somewhere safe to park. These locations tend to be remote car parks with no facilities.
Location events organiser
Elan Valley International Dark Sky Park organises events at this location
Please contact Elan Valley International Dark Sky Park directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Elan Valley International Dark Sky Park
Twitter: @elan_valley
Facebook: Elan Valley International Dark Sky Park
Weather forecast
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29/05/26
19° 4% -
29/05/26
19° 0% -
29/05/26
17° 1% -
30/05/26
10° 4%
Weather forecast for Rhayader (4.4 miles away) updated 29/05/26 at 06:01. Powered by Met Office data.
Local light pollution
Gwaelod-y-rhos car park is estimated to have light pollution levels similar to a dark site location based on the latest data from the VIIRS satellite. For more advanced light pollution data, view this location on DarkSkySites.
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Urban
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Suburban
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Semi-rural
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Rural
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Dark site
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.
Best time to visit
The below chart shows when the skies will be at their darkest at this location and therefore the best time to visit. Moonlight is shown in light yellow and the Sun's twilight in light blue. Midnight on the date shown is shown as a white line with sunset to the left and sunrise the next morning to the right. A black background with stars shows the best times for stargazing. See our dark sky calendar for more details.
Fri 29th May
Sat 30th May
Sun 31st May
Mon 1st Jun
Tue 2nd Jun
Wed 3rd Jun
Thu 4th Jun
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
CalendarEvents nearby
Stay and gaze nearby
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