Austin Weather in September

Thinking of visiting Austin in September? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Austin in September

The climate data from previous years indicates about 10 days of rain, averaging 98 mm (3.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Austin in September

September tends to be one of the perfect months in Austin, with 23°C (73°F) in the afternoon and 10°C (50°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Austin in September

The city usually sees around 240 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Austin's climate page.

Austin Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 33%  

Precipitation 98 mm (3.9 in)  

Rainy days 10 days  

Sunshine 240 hours *  

Percentage Sunshine *  

* Data from: Albert Lea, the United States of America (31 KM, 19 Miles).

What to Wear in Austin in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Austin in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Austin's climate page.

More climate data for Austin

Temperature Rainfall Sunshine

See the full Austin climate overview or explore weather in the United States of America.