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August Weather in Port Denison, Australia

Last updated: August 22, 2025

In Port Denison, Australia, the average temperature for August hovers around 15°C (59°F), with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (87°F). Expect about 50 mm (2.0 in) of precipitation spread over 7 days, coupled with an average humidity level of 66%. Embrace the variety that this month brings!

August Temperature in Port Denison

In August in Port Denison, the average temperature is 15°C (59°F), with a maximum that can reach 31°C (87°F) and a minimum that can drop as low as 5°C (42°F). Be sure to pack layers to accommodate the varying temperatures while exploring this destination!

August Weather in Port Denison: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Port Denison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Denison, August typically has an average temperature of 15°C (59°F), with highs reaching up to 31°C (87°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec797977716560585861667177
Data source: Temperature data for Port Denison 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 Port Denison

In Port Denison in August, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

August Precipitation Trends in Port Denison

The chart displays monthly precipitation patterns in Port Denison, 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 Port Denison, August typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec1834712245253501418136
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Port Denison

In Port Denison in August humidity is 66%. With an average temperature of 15°C (59°F), this humidity feels like a thick blanket wrapping around you, making traveling somewhat uncomfortable as the warmth can easily sap your energy and leave you longing for refreshing cool breezes.

August Average Humidity in Port Denison

This chart illustrates the average monthly humidity levels in Port Denison, 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 Port Denison is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%74%73%75%69%70%66%66%67%70%72%73%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Port Denison

In Port Denison in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Port Denison.

Maximum UV Index Levels in Port Denison for August

The chart shows the monthly maximum UV Index (UVI) for Port Denison 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 Port Denison typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1514121075579121414
Data source: Port Denison 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 Port Denison Compares to Other Months

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

This table compares monthly weather conditions in Port Denison, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)18 mm (0.7 inches)73%extreme
February Weather26°C (79°F)34 mm (1.3 inches)74%extreme
March Weather25°C (78°F)7 mm (0.3 inches)73%extreme
April Weather22°C (72°F)12 mm (0.5 inches)75%very high
May Weather18°C (65°F)24 mm (0.9 inches)69%high
June Weather16°C (60°F)52 mm (2.0 inches)70%moderate
July Weather15°C (59°F)52 mm (2.1 inches)66%moderate
August Weather15°C (59°F)50 mm (2.0 inches)66%high
September Weather16°C (62°F)14 mm (0.5 inches)67%very high
October Weather19°C (66°F)18 mm (0.7 inches)70%extreme
November Weather22°C (71°F)13 mm (0.5 inches)72%extreme
December Weather25°C (77°F)6 mm (0.2 inches)73%extreme

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