Dark sky campsite location located within the Brecon Beacons Dark Sky Reserve and home to the twice-annual “Astrocamp”.
Weather forecast
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22/05/22
11° 57% -
22/05/22
9° 4% -
23/05/22
7° 1% -
23/05/22
7° 4%
Weather forecast for Pen Allt-mawr (1.8 miles away) updated 22/05/22 at 20:00.
Local light pollution
Cwmdu Campsite is estimated to have light pollution levels similar to arural rural location based on data from the VIIRS satellite.
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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.
Sun 22nd May
Mon 23rd May
Tue 24th May
Wed 25th May
Thu 26th May
Fri 27th May
Sat 28th May
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
Calendar