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Weather by month

Austin Weather by Month

Average temperatures, rainfall and humidity for Austin, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Austin month looks like before you travel — then check the live Austin forecast for the days ahead.

Warmest month

August

36°C average high

Coolest month

January

6°C average low

Wettest month

May

126 mm of rain

Driest month

July

32 mm of rain

Average temperature and rainfall in Austin by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

Month	Avg high	Avg low	Record low / high	Rainfall	Humidity	Wind
January	17°C	6°C	-9°C / 31°C	42 mm	65%	11 km/h
February	20°C	8°C	-14°C / 32°C	36 mm	67%	13 km/h
March	24°C	12°C	-6°C / 36°C	66 mm	65%	14 km/h
April	27°C	16°C	2°C / 35°C	70 mm	68%	14 km/h
May	30°C	20°C	6°C / 39°C	126 mm	72%	13 km/h
June	34°C	23°C	16°C / 41°C	57 mm	69%	12 km/h
July	35°C	24°C	17°C / 42°C	32 mm	65%	11 km/h
August	36°C	24°C	19°C / 42°C	50 mm	62%	11 km/h
September	33°C	22°C	12°C / 42°C	71 mm	67%	10 km/h
October	28°C	17°C	0°C / 38°C	91 mm	65%	11 km/h
November	22°C	11°C	-4°C / 33°C	54 mm	69%	11 km/h
December	19°C	8°C	-10°C / 31°C	46 mm	69%	10 km/h

Best time to visit Austin

The most comfortable time to visit Austin is generally March to April and November, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around May, totalling about 741 mm a year.

Travellers who prefer heat should aim for August, when highs average 36°C. May is the month to avoid if rain would spoil your plans — it averages 126 mm, roughly 4× the rainfall of the driest month (July).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Austin forecast for what is happening now.