Austin weather in March

March in Austin: warm, a little rain, with clean air — one of the best months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Austin🇺🇸 United States · US South · City90
  1. 74Jan
  2. 79Feb
  3. 90Mar
  4. 84Apr
  5. 69May
  6. 59Jun
  7. 49Jul
  8. 47Aug
  9. 66Sep
  10. 81Oct
  11. 87Nov
  12. 76Dec

#1 of 12 months in Austin · #138 of 1413 destinations to visit in March · comfort 90/100 (tier S)

Days
25°C
Nights
13°C
Wet days
6
Sun
8.1 h
Humidity
67%
Daylight
12 h
Austin, United States
Photo: Thomas balabaud · Pexels

Traveller notes on Austin in March

Austin's forum calls March its best and least predictable month at once — bluebonnets blooming along the highways by late March, but also flash floods and swings from near-freezing nights to near-100°F days within the same week. SXSW runs through much of the month too, so regulars say book lodging early regardless of what the forecast says.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗

Other months in Austin

Regulars call this the most unpredictable month of the year here, capable of sub-freezing cold or 60-plus Fahrenheit warmth within the same week - one recent February never dropped below freezing at all and ran genuinely hot, while a different year brought a full week of snow and ice. Our row backs the moderate average sitting between those real extremes, 19.6C over 7.4C nights feeling 5C, with 52.2mm of rain across 4.9 days and a trace of possible snow, 0.9cm. Regulars are direct that the practical response is flexibility rather than optimism - avoid non-refundable bookings and be ready to adjust plans on short notice given how fast conditions can flip. The record: humidity 70 percent, 6.8 hours of sun, a 20.5 kph wind and AQI 36.
SchizophrenicMonthSameWeekBothExtremes · February · 1 month ago · Read more on Tripadvisor ↗
October is the month regulars rate highest for weather here - late October into November is the best of the year - and the month the city is hardest to book. The festival weekends, the grand prix and the university's home games between them fill the hotels, push rates up and bring minimum stays, so the advice is to book early or choose the weeks between. If you are not going to the festival it barely touches downtown, because the music is all out at the park. Our row gives 29.4C over 16.5C at 62 percent humidity with 91.4mm of rain across 5.7 days - sixteen millimetres at a time. The record: 9.1 hours of sun, a 17.2 kph wind and AQI 38.
BookBeforeTheFestivalDoes · October · 1 month ago · Read more on Tripadvisor ↗
April is the month regulars hand out here, and the reason is the hill country: the bluebonnets run from March and the real show is usually early to mid April, with nothing left by summer. The weather half is a slope - pleasant and not yet hot at the start, hot and humid by the end, with nights still in the low teens. Our row averages 27.3C over 15.1C, a twelve-degree gap, at 68 percent humidity with a 21.4 kph wind. Rain is 108mm across 6.5 days, which means storms rather than showers when they arrive. Wildflower roads west of the city are the day out this month is for. The record: a dew point of 13.5C, 8.8 hours of sun and AQI 40.
BluebonnetsThenTheHeat · April · 1 month ago · Read more on Tripadvisor ↗
November is the month Austin regulars hand over as the city's best weather, with the summer humidity gone and highs in the 60s and 70s Fahrenheit through the first half. The month does not hold still, though: by late November it has turned, shorts are unlikely, and the standing description of the swing is 40 one day and 75 the next. What they suggest packing for the last week is jeans, a long-sleeved shirt and a light jacket. Two practical consequences follow: the rivers are too cool for tubing by now, a heated pool aside, and the Hill Country is the day trip people name instead. Our row's 22.9C average high against 10.8C nights is that gap in one line. The record: 5.1 precipitation days carrying 56.2mm, 7.2 hours of sun and AQI 34.
FortyOneDaySeventyFiveTheNext · November · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Austin's card on the map.

Austin climate normals — March

Daytime high25°C / 76°F🌤 warm
Nighttime low13°C / 55°F
Feels like (high)24°C / 75°F
Rainfall59 mm / 2.3 in🌦 some rain
Rainy days6 days
Humidity67%💧 humid
Dew point10°C / 50°F
Sunshine8.1 h/day
Daylight12 h
Wind22 km/h / 13 mph
Air quality (US AQI)39🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Austin in March

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsSXSW, Spring break in United States(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Austin's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherAustin's best weather comes in March, April and November — separate windows, not one continuous season.

March includes SXSW.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Austin in March

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    SXSW

    8–22 Mar · usuallyMajor festivalCrowdedBook early

    A 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 & blooms

    The 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 season

    A 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 ↗

What's on around the world in March →

Nearby, and something's on

Within 300 km of Austin — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Austin?

Loading map…

Austin in March — FAQ

Is March a good time to visit Austin?
March in Austin: warm, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Austin on SeasonMap's comfort score (90/100).
What is the weather like in Austin in March?
In March, Austin averages a daily high of 24.7°C and a low of 12.5°C, with about 58.8 mm of rain over roughly 5.8 rainy days.
What is the air quality in Austin in March?
Austin has a mean US Air Quality Index of about 39 in March.

Within 300 km: San Antonio's Stock Show and Rodeo around 8 Feb – 1 Mar, and Houston's Houston Livestock Show and Rodeo around 25 Feb – 25 Mar.