The presidential inauguration ceremony will take place on what could be the coldest inauguration day since 1985.

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

The Polar Express that blasted into Washington for President Ronald Reagan’s second inaugural in 1985 forced the whole inaugural ceremony indoors, and the parade was canceled.

A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will feel like 15 degrees below zero.

The second inauguration of Ronald Reagan on Jan. 20, 1985, was forced indoors due to intense cold. As USA TODAY noted that day, "The USA's 50th inauguration today moves indoors – a victim of bone-chilling temperatures that threatened 350,000 invited guests and parade watchers."

The worst weather for an inaugural came in March 1909, when 10 inches of snow forced William H. Taft to move indoors to be sworn in.

"There is an Arctic blast sweeping the country ... to be delivered in the United States Capitol Rotunda, as was used by Ronald Reagan in 1985, also because of very cold weather." The high temperature will be around 20 degrees Monday, with wind gusts ...

President-elect Trump's inauguration will now take place inside the U.S. Capitol due to cold weather forecast for Monday, the first indoor inauguration since Ronald Reagan's second inauguration in January 1985.

Ronald Reagan became the oldest President to take office at the age of 73. In 2021, outgoing President Joe Biden broke the record at the age of 78 years, And now Trump, who turned 78 in June 2024, will become the oldest person to start a presidential term.

MORE: Arctic Blast In Central ... The warmest January Inauguration Day took place in 1981 for Ronald Reagan’s first inauguration, meaning Reagan’s two inaugurations hold the record for ...

In his statement, Trump addressed two obsessions of the MAGA movement: Ronald Reagan and crowd sizes. The incoming president noted that Reagan was sworn in inside the Capitol in 1985, at that moment becoming the oldest president to be inaugurated. That record was eventually bested by Joe Biden in 2021. It will again be broken by Trump next week.

The coldest air of the season is set to arrive in Washington, DC, on January 20, coinciding with President-elect Donald Trump’s inauguration. When Trump takes the oath of office at noon, temperatures are forecast to be in the low 20s,