Austin Average Rainfall by Month

This page shows the average precipitation (including snowfall) in each month of the year in Austin, Texas. It is based on NOAA data for the years 1991–2020.

Average temperature by month

What's the Rainiest Month in Austin?

In Austin, May has the greatest precipitation of any month. On average, Austin gets 5.1 inches of precipitation in May.

However, March is the month with the greatest chance of precipitation. 27.7% of days in March will have at least some rain.

What's the Driest Month in Austin?

In Austin, July has the least precipitation of any month. On average, Austin gets 1.93 inches of precipitation in July.

July is also the month where rain is least common. 15.2% of days in July will have measurable rain.

Month	Precipitation	% Chance
January	2.74 in	25.2
February	2.01 in	27.5
March	2.73 in	27.7
April	2.44 in	22.8
May	5.13 in	26.8
June	3.42 in	23.6
July	1.93 in	15.2
August	2.73 in	15.4
September	3.05 in	22.6
October	4.16 in	21.9
November	2.68 in	23.3
December	2.82 in	24.4
Year	35.82 in	23.0

Weather Station Details

Years	Station	Coordinates
2000–2024	Austin Bergstrom Airport	location
1942–1999	Austin Camp Mabry	location
1893–1941	Austin University of Texas	location