Austin Weather in May
Austin in May averages 30°C (86°F) during the day and 19°C (66°F) at night. This is the wettest month of the year.
Rainfall in Austin in May
The month brings the most rain, so be prepared with an umbrella for the occasional shower. Analyzing past climate data, one can expect approximately 9 days of rain, averaging 143 mm (5.6 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Austin in May
May in Austin brings very high temperatures, with highs of 30°C (86°F) and nights around 19°C (66°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows of 19°C (66°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Austin in May
With approximately 227 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Austin in May
Wind speeds average 3 m/s (6 knots) during May. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.Should you favor a climate that's both dry and comfortably warm, March, April and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
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 May
Min Temperature
19°C (66°F)
Max Temperature
30°C (86°F)
Chance of Rain
31%
Precipitation
143 mm (5.6 in)
Rainy days
9 days
Humidity
71%
Windspeed
3 m/s (6 knots)
Sunshine
227 hours
Percentage Sunshine
54%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Austin typically rise from around 28°C (82°F) at the start of May to approximately 31°C (88°F) by the end. Nights are pleasant, with lows typically ranging from 17°C (63°F) to 22°C (72°F).
Average temperatures in May
Historical weather for Austin in May
Browse day-by-day weather records for Austin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Austin historical weather extremes in May
Based on weather observations in Austin between 1976 and 2026, these are the recorded extremes during May.
- The hottest May day on record in Austin reached 39°C (102°F) (May 7, 1998).
- The coldest May day was on May 1, 1994, with a maximum of 16°C (61°F).
- Austin registered its coldest May night on May 3, 2013, with temperatures dropping to 7°C (45°F).
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
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What to Wear in Austin in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Austin in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
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.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Austin climate overview or explore weather in the United States of America.
