What's on in Austin, United States through the year
Austin, United States has 11 curated events through the year — 5 festivals, 2 natural spectacles and 4 hazard seasons. The ones to plan around: Bluebonnets in the Hill Country (March) and Congress Avenue bats (March). March, September, October and December are its peak-crowd months.
Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not
Austin events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | — | Busy |
| February | Austin Marathon | Busy |
| March | SXSW, Bluebonnets in the Hill Country, Congress Avenue bats | Peak crowds |
| April | Flash Flood Alley | Busy |
| May | Blue-green algae on the lake | Shoulder season |
| June | Texas summer heat | Busy |
| July | — | Busy |
| August | — | Busy |
| September | Austin City Limits Festival | Peak crowds |
| October | United States Grand Prix | Peak crowds |
| November | — | Busy |
| December | Trail of Lights, Cedar fever | Peak crowds |
January in Austin
Austin weather in January →Busy — Winter / Christmas break in United States, school holidays in 2 of the markets that fill it
Nothing new starts in January.
Still on: Cedar fever (15 Dec – 20 Feb (usually))
February in Austin
Austin weather in February →Busy — Austin Marathon
- Festival
Austin Marathon
12–22 Feb · usuallyMajor festivalCrowdedClosuresThe course shuts Congress Avenue and much of south and central Austin for a Sunday morning in February. If you are not running, plan to walk that morning. Source ↗
Still on: Cedar fever (15 Dec – 20 Feb (usually))
March in Austin
Austin weather in March →Peak crowds — SXSW, Spring break in United States
- Festival
SXSW
8–22 Mar · usuallyMajor festivalCrowdedBook earlyA week in March when the conference takes the convention centre, the music takes Sixth Street and the city's hotel stock quadruples in price. Book a year out or go in April. Source ↗
- Nature
Bluebonnets in the Hill Country
15 Mar – 20 Apr · usuallyWildflowers & bloomsThe roadsides west of the city go blue for about a month from mid-March, best after a wet winter. The Wildflower Center in south Austin is the reliable version if the season is thin.
- Nature
Congress Avenue bats
20 Mar – 1 Nov · usuallyWildlife seasonA million and a half Mexican free-tailed bats roost under the bridge from spring until they head south in the autumn. August, when the pups are flying, gives the biggest emergence at dusk. Source ↗
April in Austin
Austin weather in April →Busy — one of its best months for weather
- Hazard
Flash Flood Alley
15 Apr – 15 Jun · usuallyStorm seasonHill Country limestone sheds rain instead of soaking it up, and a spring storm can put the low water crossings under in minutes. Locals check the crossing map before they drive, not after. Source ↗
Still on: Bluebonnets in the Hill Country (15 Mar – 20 Apr (usually)), Congress Avenue bats (20 Mar – 1 Nov (usually))
May in Austin
Austin weather in May →Shoulder season — an ordinary month
- Hazard
Blue-green algae on the lake
15 May – 31 Oct · usuallyAlgae & red tideClosuresThe city posts warnings for toxic cyanobacteria on Lady Bird Lake through the warm months. It is a dog problem more than a swimmer's problem, but it closes the water access points. Source ↗
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Flash Flood Alley (15 Apr – 15 Jun (usually))
June in Austin
Austin weather in June →Busy — Summer break in United States, school holidays in 2 of the markets that fill it
- Hazard
Texas summer heat
1 Jun – 20 Sep · usuallyExtreme heatWeeks of triple-digit afternoons with the run of hundred-degree days now routinely stretching into September. Anything outdoors happens before nine or after eight, or in Barton Springs. Source ↗
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Flash Flood Alley (15 Apr – 15 Jun (usually)), Blue-green algae on the lake (15 May – 31 Oct (usually))
July in Austin
Austin weather in July →Busy — Summer break in United States, school holidays in 2 of the markets that fill it
Nothing new starts in July.
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Blue-green algae on the lake (15 May – 31 Oct (usually)), Texas summer heat (1 Jun – 20 Sep (usually))
August in Austin
Austin weather in August →Busy — Summer break in United States, school holidays in 2 of the markets that fill it
Nothing new starts in August.
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Blue-green algae on the lake (15 May – 31 Oct (usually)), Texas summer heat (1 Jun – 20 Sep (usually))
September in Austin
Austin weather in September →Peak crowds — Austin City Limits Festival, Summer break in United States
- Festival
Austin City Limits Festival
30 Sep – 13 Oct · usuallyMajor festivalCrowdedBook earlyTwo consecutive three-day weekends in Zilker Park in early October, with the same lineup twice. The second weekend is usually the easier ticket and the cooler weather. Source ↗
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Blue-green algae on the lake (15 May – 31 Oct (usually)), Texas summer heat (1 Jun – 20 Sep (usually))
October in Austin
Austin weather in October →Peak crowds — Austin City Limits Festival, United States Grand Prix
- Festival
United States Grand Prix
16–27 Oct · usuallyMotorsport weekendCrowdedBook earlyFormula One at Circuit of the Americas over a weekend in the second half of October, three weeks after the music festival has already emptied the hotels. Rates go with it. Source ↗
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually)), Blue-green algae on the lake (15 May – 31 Oct (usually)), Austin City Limits Festival (30 Sep – 13 Oct (usually))
November in Austin
Austin weather in November →Busy — Thanksgiving break in United States
Nothing new starts in November.
Still on: Congress Avenue bats (20 Mar – 1 Nov (usually))
December in Austin
Austin weather in December →Peak crowds — Trail of Lights, Winter / Christmas break in United States
- Festival
Trail of Lights
8–23 Dec · usuallyChristmas & New YearCrowdedTwo weeks of light displays through Zilker Park in December, free on some nights and ticketed on the rest. The Zilker tree and the queue for it are the local ritual. Source ↗
- Hazard
Cedar fever
15 Dec – 20 Feb · usuallyPollen seasonAshe juniper releases through the coldest weeks and the counts run higher than almost anything else in North America. People who have never had hay fever in their lives get it here. Source ↗