Monroe's first presidential inauguration was held on Tuesday, March 4, 1817, in front of the Old Brick Capitol in Washington D.C. (held there due to on-going restoration work at the Capitol building following the War of 1812).
Monroe's second presidential inauguration was held on Monday, March 5, 1821, in House of Representatives Chamber, at the U.S. Capitol in Washington, D.C. (held inside due to 2-day-long snowstorm).