The Winter Haven Public Library will be closed in 2020 on:
| Wednesday, January 1 | New Year’s Day |
| Monday, January 20 | Dr. M. L. King, Jr. Day |
| Monday, February 17 | Presidents’ Day |
| Monday, May 25 | Memorial Day |
| Friday, July 3 | Independence Day (observed) |
| Saturday, July 4 | Independence Day |
| Monday, September 7 | Labor Day |
| Wednesday, November 11 | Veterans Day |
| Thursday, November 26 | Thanksgiving Day |
| Friday, November 27 | Day after Thanksgiving |
| Thursday, December 24 | Christmas Eve |
| Friday, December 25 | Christmas Day |
| Friday, January 1, 2021 | New Year’s Day |