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Cassiobury Park Hub

Cassiobury Park Hub

Cassiobury Park, Watford, Hertfordshire, WD18 7LB, East of England

Best time to visit

Public venue - public location used for stargazing events.

Weather forecast

  • 03/05/26

    17° 10%

  • 03/05/26

    17° 45%

  • 03/05/26

    15° 10%

  • 04/05/26

    13° 11%

Weather forecast for Amersham (7.9 miles away) updated 03/05/26 at 06:01. Powered by Met Office data.

Local light pollution

Cassiobury Park Hub is estimated to have light pollution levels similar to a suburban location based on the latest data from the VIIRS satellite. For more advanced light pollution data, view this location on DarkSkySites.

The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.

Light pollution map of Cassiobury Park Hub

Best time to visit

The Moon has a big impact on the visibility of celestial bodies in the night sky. Try to plan your stargazing when there is no bright Moon at night as this is when the skies will be at their darkest.

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.

Moon phase on Sun 3rd May

Sun 3rd May

Full Moon
98 % illuminated
Dark from 20:57 to 22:13
Dark for 1h 15m
Moon phase on Mon 4th May

Mon 4th May

Waning Gibbous
95 % illuminated
Dark from 21:00 to 23:16
Dark for 2h 15m
Moon phase on Tue 5th May

Tue 5th May

Waning Gibbous
90 % illuminated
Dark from 21:02 to 00:07
Dark for 3h 4m
Moon phase on Wed 6th May

Wed 6th May

Waning Gibbous
84 % illuminated
Dark from 21:04 to 00:46
Dark for 3h 41m
Moon phase on Thu 7th May

Thu 7th May

Waning Gibbous
77 % illuminated
Dark from 21:07 to 01:14
Dark for 4h 6m
Moon phase on Fri 8th May

Fri 8th May

Third Quarter
68 % illuminated
Dark from 21:09 to 01:35
Dark for 4h 25m
Moon phase on Sat 9th May

Sat 9th May

Third Quarter
59 % illuminated
Dark from 21:11 to 01:51
Dark for 4h 39m

Find more dates

If you are planning to visit this location check our dark sky calendar to find out when is best!

Calendar

Events nearby

Display nearby events on a calendar

  • Aylesbury Astronomical Society meeting

    Monday 4th May 2026 from 19:30pm to 21:00pm

    Aylesbury Scout Hut, Aylesbury, HP20 1LL (19.0 miles away)

    More info

  • Guildford Astronomical Society lecture meeting

    Thursday 7th May 2026 from 19:30pm to 21:00pm

    University of Surrey, Guildford, GU2 7XH (29.9 miles away)

    More info

  • Loughton Astronomical Society meeting and observing

    Thursday 7th May 2026 from 20:00pm to 22:00pm

    Theydon Bois Scout Hall, Epping, CM16 7EJ (22.2 miles away)

    More info

  • Bayfordbury Observatory guided astronomy evening

    Friday 8th May 2026 from 18:00pm to 20:00pm

    Bayfordbury Observatory, Bayfordbury, SG13 8LD (15.6 miles away)

    More info

  • Astrokyds with Loughton Astronomical Society

    Friday 8th May 2026 from 18:30pm to 20:00pm

    St Mary's Church Hall - Theydon Bois, Theydon Bois, CM16 7ER (22.2 miles away)

    More info

Stay and gaze nearby

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