Unable to answer "What are the opening hours here?" – Newlands Village Hall (Community Center) – https://osm.org/way/384713587 via StreetComplete 58.2:

No building, just a £5 per day car park which is by donation

Attached photo(s):
https://westnordost.de/p/240961.jpg
https://westnordost.de/p/240962.jpg