5 listings in Williamsburg, 4 of them farmers markets. 1 has a market day and hours from a public register or the market's own website. Market days in Williamsburg: Tuesday (1), Wednesday (1), Thursday (1), Friday (1), Saturday (1), Sunday (1).
Few Williamsburg listings have a schedule or SNAP authorization we could source. Traverse City, 10 miles away, has 22 listings with more sourced detail; see also all of Michigan.