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August Weather in Altona, United States

Last updated: June 24, 2025

In Altona, United States, the average temperature in August hovers around 20°C (69°F), with a comfortable range between a cool 6°C (43°F) and a warm 33°C (91°F). Expect 117 mm (4.6 in) of precipitation spread over 14 days, contributing to an average humidity level of 75%. Be prepared for a mix of weather as you enjoy your time in this vibrant locale!

August Temperature in Altona

In August, in Altona, the average temperature is 20°C (69°F). The maximum can reach 33°C (91°F), and the minimum can be as low as 6°C (43°F). This pleasant climate makes Altona an ideal destination for travelers looking to enjoy a variety of outdoor activities.

August Weather in Altona: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Altona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altona, August typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec182129425665706860493424
Data source: Temperature data for Altona 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.

August Precipitation in Altona

In Altona in August, the precipitation amount is 117 mm (4.6 in) spread over 14 days.

August Precipitation Trends in Altona

The chart displays monthly precipitation patterns in Altona, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Altona, August typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8587891191061211251177514311282
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Altona

In Altona in August, humidity is 75%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making travel a bit muggy and requiring frequent hydration breaks to stay comfortable while exploring.

August Average Humidity in Altona

This chart illustrates the average monthly humidity levels in Altona, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Altona is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Altona

In Altona in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Altona.

Maximum UV Index Levels in Altona for August

The chart shows the monthly maximum UV Index (UVI) for Altona in August, 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 August, the maximum UV index in Altona typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Altona August 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 August Weather in Altona Compares to Other Months

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

This table compares monthly weather conditions in Altona, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)85 mm (3.3 inches)93%low
February Weather-6°C (21°F)87 mm (3.4 inches)92%moderate
March Weather-2°C (29°F)89 mm (3.5 inches)86%moderate
April Weather6°C (42°F)119 mm (4.7 inches)85%high
May Weather13°C (56°F)106 mm (4.2 inches)80%very high
June Weather18°C (65°F)121 mm (4.7 inches)74%very high
July Weather21°C (71°F)125 mm (4.9 inches)76%very high
August Weather20°C (69°F)117 mm (4.6 inches)75%very high
September Weather16°C (61°F)75 mm (2.9 inches)78%high
October Weather9°C (49°F)143 mm (5.6 inches)86%moderate
November Weather1°C (34°F)112 mm (4.4 inches)88%moderate
December Weather-4°C (25°F)82 mm (3.2 inches)89%low

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