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April Weather in Austin, United States

Last updated: June 24, 2025

In April, the average temperature in Austin, United States hovers around 13°C (55°F). However, visitors should be prepared for a range, as temperatures can dip to a chilly -3°C (27°F) and rise to a warm 29°C (85°F). Expect 133 mm (5.3 in) of precipitation spread over 11 days, and don't forget the humidity, which averages a notable 84%.

April Temperature in Austin

In April in Austin, the average temperature is 13°C (55°F), with maximums reaching 29°C (85°F) and minimums dropping as low as -3°C (27°F). This diverse temperature range makes it an ideal time for travelers to experience both mild and invigorating weather.

April Weather in Austin: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Austin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Austin, April typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec343847556775787671604440
Data source: Temperature data for Austin generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Austin

In Austin in April, the precipitation amount is 133 mm (5.3 in) spread over 11 days.

April Precipitation Trends in Austin

The chart displays monthly precipitation patterns in Austin, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Austin, April typically receives around 133 mm (5.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec831141361341271379396959795102
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Austin

In Austin in April humidity is 84%. With average temperature 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and draining for traveling.

April Average Humidity in Austin

This chart illustrates the average monthly humidity levels in Austin, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Austin is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Austin

In Austin in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Austin.

Maximum UV Index Levels in Austin for April

The chart shows the monthly maximum UV Index (UVI) for Austin in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Austin typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Austin April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Austin Compares to Other Months

Weather in Austin varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Austin, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Austin, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)83 mm (3.3 inches)87%moderate
February Weather3°C (38°F)114 mm (4.5 inches)85%moderate
March Weather8°C (47°F)136 mm (5.4 inches)86%high
April Weather13°C (55°F)133 mm (5.3 inches)84%very high
May Weather19°C (67°F)127 mm (5.0 inches)79%very high
June Weather24°C (75°F)136 mm (5.4 inches)82%extreme
July Weather26°C (78°F)92 mm (3.6 inches)79%very high
August Weather24°C (76°F)95 mm (3.8 inches)70%very high
September Weather22°C (72°F)95 mm (3.7 inches)69%very high
October Weather15°C (60°F)97 mm (3.8 inches)76%high
November Weather7°C (45°F)94 mm (3.7 inches)88%moderate
December Weather4°C (40°F)102 mm (4.0 inches)87%moderate

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