Yo - that’s cold. Transplanted here close to 6 years.

Indoor when people are home - 68 At work/school - 65 Return home - 68

Overnight - 62

Lucky my home is very well insulated. Used caulk around windows when I 1sr moved in. Fill up sucks but it last.

Invest in insulation - helps in winters and summers. Many Connecticut programs to assist with insulation that cover most cost.