If the day's weather forecast is grim, why not spend the day at Jose Evaristo Uriburu Historical Museum? You'll be fascinated by just how much you can learn about the past here.
This El Centro collection of historical artifacts is an interesting spot to start your day of sightseeing. There's lots to enjoy in the area, like Obelisco, Colón Theatre, and Casa Rosada. Wander around at your leisure at Jose Evaristo Uriburu Historical Museum before heading to these other fine sights.