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July Weather in Altona, United States

Last updated: June 24, 2025

In July, the average temperature in Altona, United States hovers around 21°C (71°F), with minimums dipping to 9°C (48°F) and soaring to 36°C (96°F). Expect some moisture in the air, as precipitation totals 125 mm (4.9 in) over about 15 days, contributing to an average humidity level of 76%.

July Temperature in Altona

In July in Altona, the average temperature is 21°C (71°F). The maximum can reach 36°C (96°F), while the minimum can be as low as 9°C (48°F). This makes Altona an ideal destination for travelers who enjoy warm weather but should also prepare for cooler evenings.

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

The chart illustrates July 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, July typically has an average temperature of 21°C (71°F), with highs reaching up to 36°C (96°F) and lows dropping to around 9°C (48°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.

July Precipitation in Altona

In Altona in July, the precipitation amount is 125 mm (4.9 in) over a span of 15 days.

July Precipitation Trends in Altona

The chart displays monthly precipitation patterns in Altona, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Altona, July typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec8587891191061211251177514311282
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Altona

In Altona in July humidity is 76%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket, making traveling both refreshing and a bit exhausting, as the air clings to your skin and you often find yourself reaching for water to stay hydrated.

July Average Humidity in Altona

This chart illustrates the average monthly humidity levels in Altona, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Altona is approximately 76%, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in Altona

In Altona in July, 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 July

The chart shows the monthly maximum UV Index (UVI) for Altona in July, 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 July, the maximum UV index in Altona typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Altona July 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 July 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 July’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 July’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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