San Antonio, Texas Civic Calendar — 2026

One of Texas' largest annual events, this multi-week February rodeo, livestock show, carnival, and concert series has been a San Antonio cornerstone since 1949. Held at Frost Bank Center, 1 AT&T Center Parkway.

Commemorates the 1836 Texas Declaration of Independence. Observed statewide.

Federal income tax returns due. Extensions filable via Form 4868.

An 11-day citywide celebration in mid-to-late April with more than 100 events including the Battle of Flowers Parade, Fiesta Flambeau, NIOSA, and the Texas Cavaliers River Parade, dating to 1891. Held at Citywide (Downtown, River Walk, Alamo Plaza).

Marks the 1836 Battle of San Jacinto that secured Texas independence. A Texas state holiday.

Atlantic hurricane season runs June 1 – November 30. Local emergency-management offices issue regular updates during active storms.

Most Texas school districts begin the academic year in mid-to-late August.

San Antonio's celebration of Mexican Independence and Hispanic Heritage Month, anchored by the El Grito ceremony and a weekend of mariachi, folklorico, food, and artisans at Market Square. Held at Historic Market Square, 514 W Commerce St.

An annual late-October Dia de los Muertos river parade featuring decorated barges with calaveras, catrinas, and alebrijes drifting through downtown along the River Walk. Held at San Antonio River Walk.

General election day in even-numbered years.

Held the day after Thanksgiving, this festive parade of illuminated floats and entertainment kicks off the holiday season as 200,000+ lights are turned on along the River Walk. Held at San Antonio River Walk.