City of New Baltimore issued the following announcement on Dec 21.
DIA Museum Holiday Hours:
Friday, December 24, 2021: CLOSED
Saturday, December 25, 2021: CLOSED
Sunday, December 26, 2021: 10:00am - 7:00pm
Monday, December 27, 2021: 9:00am - 7:00pm
Tuesday, December 28, 2021: 9:00am - 7:00pm
Wednesday, December 29, 2021: 9:00am - 7:00pm
Thursday, December 30, 2021: 9:00am - 7:00pm
Friday, December 31, 2021: 9:00am - 7:00pm
Saturday, January 1, 2022: CLOSED
Sunday, January 2, 2022: 10:00am - 5:00pm
Monday, January 3, 2022: CLOSED
Original source can be found here.