Regular Semester | Labor Day | Hawktober | Fall Break | Thanksgiving | End of Semester | Intersession
These hours are tentative and subject to change. Last updated 7/29/2025.
Regular Semester
August 25–December 10, 2025
Mortensen Library
Monday–Thursday: 7:30 a.m.–11 p.m.
Friday: 7:30 a.m.–6 p.m.
Saturday: 10 a.m.–6 p.m.
Sunday: Noon–11 p.m.
Allen Library
Monday–Thursday: 8:30 a.m.–11 p.m.
Friday: 8:30 a.m.–6 p.m.
Saturday: Closed
Sunday: 2 p.m.–11 p.m.
Labor Day
Monday, September 1, 2025
The Allen and Mortensen Libraries will be closed for Labor Day.
Hawktober
October 3–5, 2025
Mortensen Library
Friday, Oct. 3: 7:30 a.m.–6 p.m.
Saturday, Oct. 4: 9 a.m.–6 p.m.
Sunday, Oct. 5: 9 a.m.–11 p.m..
Allen Library
Allen Library will be open normal hours during Hawktober Weekend.
Fall Break
October 9–12, 2025
Mortensen Library
Thursday, Oct. 9: 8:30 a.m.–4:30 p.m.
Friday, Oct. 10: 8:30 a.m.–4:30 p.m.
Saturday, Oct. 11: 10 a.m.–6 p.m.
Sunday, Oct. 12: Noon–11 p.m.
Allen Library
Thursday, Oct. 9: TBD
Friday, Oct. 10: TBD
Saturday, Oct. 11: Closed
Sunday, Oct. 12: 2 p.m.–11 p.m.
Thanksgiving
November 22–30, 2025
Mortensen Library
Saturday, Nov. 22–Sunday, Nov. 23: Closed
Monday, Nov. 24–Tuesday, Nov. 25: 8:30 a.m.–4:30 p.m.
Wednesday, Nov. 26–Saturday, Nov. 29: Closed
Sunday, Nov. 30: 3 p.m.–11 p.m.
Allen Library
Saturday, Nov. 22–Sunday, Nov. 23: Closed
Monday, Nov. 24–Tuesday, Nov. 25: 9 a.m.–4:30 p.m.
Wednesday, Nov. 26–Saturday, Nov. 29: Closed
Sunday, Nov. 30: 3 p.m.–11 p.m.
End of Semester (Extended/24 Hours)
December 11–17, 2025
Mortensen Library
Thursday, Dec. 11: Library opens 7:30 a.m. and does not close until 11 p.m. Friday night.
Friday, Dec. 12: Library closes 11 p.m. Friday night.
Saturday, Dec. 13: 10 a.m.–6 p.m.
Sunday, Dec. 14: Library opens 12 p.m. (noon) Sunday and does not close until 11 p.m. Wednesday night.
Wednesday, Dec. 17: Library closes at 11 p.m.
Allen Library
Tuesday, Dec. 11–Wednesday, Dec. 17: Regular semester hours
Intersession 1
December 18, 2025–January 4, 2026
Mortensen Library
Thursday, Dec. 18–Friday, Dec. 19: 8:30 a.m.–4:30 p.m.
Saturday, Dec. 20–Sunday, Dec. 21: Closed
Monday, Dec. 22–Tuesday, Dec. 23: 8:30 a.m.–4:30 p.m.
Wednesday, Dec. 24–Sunday, Jan. 4: Closed
Allen Library
Thursday, Dec. 18–Friday, Dec. 19: 8:30 a.m.–4:30 p.m.
Saturday, Dec. 20–Sunday, Dec. 21: Closed
Monday, Dec. 22–Tuesday, Dec. 23: 9 a.m.–4:30 p.m.
Wednesday, Dec. 24–Sunday, Jan. 4: Closed
To see Winterterm hours (non-mobile device), click:
Then, click the Winter hours tab.
Intersession | Winterterm | Intersession & MLK Day
These hours are subject to change. Last updated 8/1/25.
Intersession 1
December 18, 2025–January 4, 2026
Mortensen Library
Thursday, Dec. 18–Friday, Dec. 19: 8:30 a.m.–4:30 p.m.
Saturday, Dec. 20–Sunday, Dec. 21: Closed
Monday, Dec. 22–Tuesday, Dec. 23: 8:30 a.m.–4:30 p.m.
Wednesday, Dec. 24–Sunday, Jan. 4: Closed
Allen Library
Thursday, Dec. 18–Friday, Dec. 19: 8:30 a.m.–4:30 p.m.
Saturday, Dec. 20–Sunday, Dec. 21: Closed
Monday, Dec. 22–Tuesday, Dec. 23: 9 a.m.–4:30 p.m.
Wednesday, Dec. 24–Sunday, Jan. 4: Closed
Winterterm
January 5–16, 2026
Mortensen Library
Monday–Friday: 8:30 a.m.–4:30 p.m.
Saturday–Sunday: Closed
Allen Library
Monday–Friday: 9 a.m.–4:30 p.m.
Saturday–Sunday: Closed
Intersession 2 and MLK Day
January 17–20, 2026
Mortensen Library
Saturday, Jan. 17–Monday, Jan. 19 (MLK Day): Closed
Tuesday, Jan. 20: 8:30 a.m.–11 p.m.
Allen Library
Saturday, Jan. 18–Monday, Jan. 19 (MLK Day): Closed
Tuesday, Jan. 20: 8:30 a.m.–11 p.m.
To see Spring Semester hours (non-mobile device), click:
Then, choose the Spring hours tab.
Regular Semester | Spring Break | End of Semester | Intersession
These hours are subject to change. Last updated 8/1/25.
Regular Semester
January 21–May 5, 2026
Mortensen Library
Monday–Thursday: 7:30 a.m.–11 p.m.
Friday: 7:30 a.m.–6 p.m.
Saturday: 10 a.m.–6 p.m.
Sunday: Noon–11 p.m.
Allen Library
Monday–Thursday: 8:30 a.m.–11 p.m.
Friday: 8:30 a.m.–6 p.m.
Saturday: Closed
Sunday: 2 p.m.–11 p.m.
Spring Break
March 14–22, 2026
Mortensen Library
Saturday, March 14– Sunday, March 15: Closed
Monday, March 16– Friday, March 20: 8:30 a.m.– 4:30 p.m.
Saturday, March 21: Closed
Sunday, March 22: 12 p.m.– 11 p.m.
Allen Library
Saturday, March 14– Sunday, March 15: Closed
Monday, March 16– Friday, March 20: 9 a.m.– 4:30 p.m.
Saturday, March 21: Closed
Sunday, March 22: 2 p.m.– 11 p.m.
End of Semester (Extended/24 hours)
May 6–13, 2026
Mortensen Library
Wednesday, May 6: Library opens at 7:30 a.m. and remains open until 11 p.m. Friday night.
Friday, May 8: Library closes at 11 p.m.
Saturday, May 9: 10 a.m.– 6 p.m.
Sunday, May 10: Library opens at noon and remains open until 11 p.m. Wednesday night.
Wednesday, May 13: Library closes at 11 p.m.
Allen Library
May 6-13: Regular hours
Intersession
May 14–17, 2026
Mortensen Library
Thursday, May 14: 8:30 a.m. – 4:30 p.m.
Friday, May 15: 8:30 a.m. – 4:30 p.m.
Saturday, May 16: Closed
Sunday, May 17: Closed
Allen Library
Thursday, May 14: 9 a.m. – 4:30 p.m.
Friday, May 15: 9 a.m. – 4:30 p.m.
Saturday, May 16: Closed
Sunday, May 17: Closed
To see Summerterm hours (non-mobile device), click:
Then, choose the Summer hours tab.
May 19–June 29 | June 30–July 18 | July 19–Aug. 8 | Aug. 9–22 | Aug. 23–24
Holidays: Memorial Day Weekend | Juneteenth | Independence Day Weekend
These hours are subject to change. Last updated 5/12/2025.
May 19–June 29, 2025
Mortensen Library
Monday–Tuesday: 8:30 a.m.–9 p.m.
Wednesday–Thursday: 8:30 a.m.–6 p.m.
Friday: 8:30 a.m.–2 p.m.
Saturday–Sunday: Noon–6 p.m.
Allen Library
Monday–Thursday: 9 a.m.–6 p.m.
Friday: 9 a.m.– 2 p.m.
Saturday–Sunday: Closed
Memorial Day Weekend
May 24–26, 2025
Saturday, May 24–Monday, May 26: Both libraries will be closed.
Juneteenth
June 19, 2025
Thursday, June 19: Both libraries will be closed.
Independence Day
July 4 2025
Friday, July 4: Both libraries will be closed.
June 30–July 18, 2025
Mortensen Library
Monday–Tuesday: 8:30 a.m.–9 p.m.
Wednesday–Thursday: 8:30 a.m.–8 p.m.
Friday: 8:30 a.m.–2 p.m.
Saturday–Sunday: Noon–6 p.m.
Allen Library
Monday–Thursday: 9 a.m.–8 p.m.
Friday: 9 a.m.–2 p.m.
Saturday–Sunday: Closed
July 19–August 8, 2025
Mortensen Library
Monday–Tuesday: 8:30 a.m.–9 p.m.
Wednesday–Thursday: 8:30 a.m.–6 p.m.
Friday: 8:30 a.m.–2 p.m.
Saturday–Sunday: Noon–6 p.m.
Allen Library
Monday–Thursday: 9 a.m.–6 p.m.
Friday: 9 a.m.– 2 p.m.
Saturday–Sunday: Closed
August 9–August 22, 2025
Mortensen Library
Monday–Tuesday: 8:30 a.m.–9 p.m.
Wednesday–Thursday: 8:30 a.m.–6 p.m.
Friday: 8:30 a.m.–4:30 p.m.
Saturday–Sunday: Noon–6 p.m.
Allen Library
Monday–Thursday: 9 a.m.–6 p.m.
Friday: 9 a.m.– 4:30 p.m.
Saturday–Sunday: Closed
August 23–August 24, 2025
Mortensen Library
Saturday, August 23: 10 a.m.–6 p.m.
Sunday, August 24: Noon–11 p.m.
Allen Library
Saturday, August 23: Closed
Sunday, August 24: Closed
To see Fall Semester hours (non-mobile device), click:
Then, choose Fall Hours Tab.
Note
The Harrison Libraries generally follow the operating hours of the University of Hartford during times of severe weather or in other emergency situations. However, in some cases where the University is closed for an extended time, the libraries will be open limited hours for residential students only. Please consult www.hartford.edu for specific storm and emergency advisories.