Westwood, M.A., November 2, 2020 — Massachusetts’s average gas price is down 2 cents from last week ($2.10), averaging $2.08 per gallon. Today’s price is the 3 cents lower than a month ago ($2.11), and 48 cents cheaper than November 2, 2019 ($2.56). Massachusetts’s average gas price is 4 cents lower than the national average….