Austin Weather in October
October sheds the intense heat of previous months to offer more comfortable weather at Austin, Texas. Although rainier than many other months, it's still sunny here most of the time.
This page gives detailed information on the typical October temperature, precipitation, sun, humidity, wind and storms for Austin. The numbers here are historical averages based on climate data gathered at Camp Mabry, located at few miles from downtown Austin.
Temperature
83 °F | October average high | 28 °C |
61 °F | October average low | 16 °C |
22 days | 80 °F max. or more (27 °C) |
15 days | 60 °F min. or less (16 °C) |
Nearly every October day warms to over 70 degrees Fahrenheit (21 degrees Celsius) in Austin. The city averages 6 days this month when the thermometer reaches into the 90s °F (over 32 °C). Temperatures above 100 °F (38 °C) are not expected here during October.
The thermometer dips to 50 °F (10 °C) or below on an average of 4 nights. But it is rare for October to get as cold as 40 °F (4 °C).
Rain
3.9 in | total precipitation | 99 mm |
7 days | of rain |
Half the time, Austin receives 1.4 to 5.9 inches (35 to 149 mm) of rainfall in October. One in four years has drier weather, while another one in four is wetter.
Sun
64 % | sunshine |
12 days | clear skies |
The sun's rays reach the ground in Austin during 64 percent of daylight hours on average in October, for a total of 227 hours in the month. Typically on 12 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in October at Austin lasts for 11 hours and 24 minutes a day on average. The longest day of the month is the 1st with 11 hours and 51 minutes of daylight. By the end of the month, the days have shortened to 10:59 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
67 % | October average humidity |
The relative humidity in Austin during October usually peaks at 84 percent in the morning then drops to 47 percent by mid afternoon.
Local Time | 12 am | 3 am | 6 am | 9 am | 12 pm | 3 pm | 6 pm | 9 pm |
Humidity % | 75 | 81 | 84 | 73 | 55 | 47 | 54 | 67 |
Wind
7.4 mph | October wind speed average | 11.9 kph |
October is less windy than most other months in Austin.
Storms
2 days | rainfall of 0.5 inches (13 mm) or more |
3 days | with thunderstorms in October |
4 % | chance a named storm approaches |
There's a 2 percent probability that a hurricane will approach within 100 miles (165 km) of Austin during October. The chance of a major category 3 to 5 hurricane reaching the area is 1 percent.
Reference
The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.