Austin Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Austin, Texas during each month of the year.
The average high and low temperatures are listed below by month and annually for Austin, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in Austin, scroll down farther. There are also counts of nights with warm temperatures and days with cold weather.
All the numbers are averages, based on climate data gathered from 1981 to 2010.
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 62 | 42 | January | 16 | 5 |
| 65 | 45 | February | 18 | 7 |
| 72 | 51 | March | 22 | 11 |
| 80 | 59 | April | 27 | 15 |
| 87 | 67 | May | 30 | 19 |
| 92 | 72 | June | 33 | 22 |
| 96 | 74 | July | 35 | 24 |
| 97 | 75 | August | 36 | 24 |
| 91 | 69 | September | 33 | 21 |
| 82 | 61 | October | 28 | 16 |
| 71 | 51 | November | 22 | 10 |
| 63 | 42 | December | 17 | 6 |
| 80 | 59 | Year | 27 | 15 |
Days of Hot Weather in Austin
Austin averages 16 days a year when temperatures reach 100 °F or more. Heatwaves with temperatures in the 100s typically occur anytime from June to September.
Most summer days get to a least 90 degrees. And from April to October, Austin's temperature typically never goes lower than 40 °F.
| 70 °F 21 °C |
80 °F 27 °C |
90 °F 32 °C |
|
|---|---|---|---|
| January | 8 | 1 | 0 |
| February | 11 | 2 | 0 |
| March | 20 | 7 | 0 |
| April | 27 | 16 | 2 |
| May | 31 | 27 | 9 |
| June | 30 | 30 | 21 |
| July | 31 | 31 | 28 |
| August | 31 | 31 | 29 |
| September | 30 | 28 | 18 |
| October | 29 | 20 | 4 |
| November | 18 | 6 | 0 |
| December | 9 | 1 | 0 |
| Year | 274 | 199 | 111 |
| 50 °F 10 °C |
60 °F 16 °C |
70 °F 21 °C |
|
|---|---|---|---|
| January | 6 | 2 | 0 |
| February | 8 | 2 | 0 |
| March | 17 | 6 | 0 |
| April | 26 | 14 | 2 |
| May | 31 | 27 | 10 |
| June | 30 | 30 | 22 |
| July | 31 | 31 | 30 |
| August | 31 | 31 | 29 |
| September | 30 | 28 | 17 |
| October | 28 | 17 | 4 |
| November | 15 | 6 | 1 |
| December | 7 | 2 | 0 |
| Year | 258 | 193 | 115 |
How Often Austin Has Cold Temperatures
About half of winter nights in Austin dip to 40 °F or less. On average, 12 nights from December to March have freezing temperatures, with one night dropping as low as 20 degrees.
Austin normally sees just one day each winter when the temperature doesn’t rise above freezing.
Reference
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.