The city of Beaumont is within the humid subtropical climate regime, and is within the Piney Woods region of eastern Texas. The area around Beaumont receives the most rainfall in the state: more than 48 inches (1,200 mm) annually. The city has two distinct seasons, a wet season from April to October and a dry season from November to March. Hurricanes also pose a threat to the region. Hurricane Rita in 2005 and Hurricane Ike in 2008 both caused significant damage. Both Hurricane Harvey in 2017 and Tropical Storm Imelda in 2019 caused historic flooding throughout the city.
On August 18, 2009, a tornado hit the west side of Beaumont, causing damage to cars and several local businesses. Injuries were minimal.
While wintry precipitation is unusual, it does occur. The most recent significant wintry event to occur was December 8, 2017 when the Southeast Texas Regional Airport recorded 3 inches of snowfall. December 11, 2008 and December 4, 2009 were also days that Beaumont saw measurable snowfall. Snow also fell across the Beaumont area on Christmas Eve 2004. In January 1997, a severe and historic ice storm struck the region, leaving thousands without power and major tree damage in its wake. In unofficial records, Beaumont received as much as 30 inches of snow during the blizzard of February 1895 that impacted the Gulf Coast.