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April Weather in Vienna, United States

Last updated: June 24, 2025

In April, the average temperature in Vienna, United States hovers around 13°C (55°F), offering a mild climate. Temperatures can swing dramatically, dipping as low as -5°C (24°F) or rising to a warm 32°C (89°F). Be prepared for some rain, as the month sees about 129 mm (5.1 in) of precipitation across 12 days, contributing to an average humidity of 80%. Embrace the variability and enjoy the unique weather this month has to offer!

April Temperature in Vienna

In April in Vienna, the average temperature is 13°C (55°F). Maximum temperatures can reach 32°C (89°F), while minimums can dip as low as -5°C (24°F). Be prepared for a wide range of temperatures during your travels.

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

The chart illustrates April temperature patterns in Vienna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vienna, April typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (89°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec333648556676807672594540
Data source: Temperature data for Vienna 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 Vienna

In Vienna in April, the total precipitation amount is 129 mm (5.1 in) over the course of 12 days.

April Precipitation Trends in Vienna

The chart displays monthly precipitation patterns in Vienna, 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 Vienna, April typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7576129129166879795511026248
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Vienna

In Vienna in April humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

April Average Humidity in Vienna

This chart illustrates the average monthly humidity levels in Vienna, 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 Vienna is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Vienna

In Vienna 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 Vienna.

Maximum UV Index Levels in Vienna for April

The chart shows the monthly maximum UV Index (UVI) for Vienna 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 Vienna typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109753
Data source: Vienna 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 Vienna Compares to Other Months

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

This table compares monthly weather conditions in Vienna, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)75 mm (3.0 inches)82%moderate
February Weather2°C (36°F)76 mm (3.0 inches)80%moderate
March Weather9°C (48°F)129 mm (5.1 inches)80%high
April Weather13°C (55°F)129 mm (5.1 inches)80%very high
May Weather19°C (66°F)166 mm (6.5 inches)82%very high
June Weather24°C (76°F)87 mm (3.4 inches)83%extreme
July Weather26°C (80°F)97 mm (3.8 inches)81%extreme
August Weather25°C (77°F)95 mm (3.7 inches)80%very high
September Weather22°C (73°F)51 mm (2.0 inches)76%very high
October Weather15°C (59°F)102 mm (4.0 inches)76%high
November Weather7°C (45°F)62 mm (2.4 inches)85%moderate
December Weather4°C (40°F)47 mm (1.9 inches)86%moderate

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