August Weather in Grafton, Australia

Last updated: August 22, 2025

In August, the average temperature in Grafton, Australia hovers around 14°C (57°F). Expect a minimum of 1°C (34°F) and a maximum of 31°C (87°F), making it a month of diverse weather. Rainfall is modest, with 20 mm (0.8 in) spread over 3 days, and the air carries an average humidity of 71%. Whether you're enjoying the mild days or the refreshing evenings, Grafton has a little something for everyone this month!

August Temperature in Grafton

In August in Grafton, the average temperature is 14°C (57°F), with maximums reaching 31°C (87°F) and minimums dropping as low as 1°C (34°F). This variation makes it essential to pack layers when traveling during this time.

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

The chart illustrates August temperature patterns in Grafton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grafton, August typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (87°F) and lows dropping to around 1°C (34°F).

Data source: Temperature data for Grafton generated using information from the Copernicus Climate Change Service.

August Precipitation in Grafton

In Grafton in August, the precipitation amount is 20 mm (0.8 in) accumulated over a period of 3 days.

August Precipitation Trends in Grafton

The chart displays monthly precipitation patterns in Grafton, 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 Grafton, August typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Grafton

In Grafton in August, humidity is 71%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket enveloping you, making outdoor activities less enjoyable and encouraging visitors to seek refuge in shaded spots or air-conditioned spaces.

August Average Humidity in Grafton

This chart illustrates the average monthly humidity levels in Grafton, 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 Grafton is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Grafton

In Grafton 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 Grafton.

Maximum UV Index Levels in Grafton for August

The chart shows the monthly maximum UV Index (UVI) for Grafton 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 Grafton typically reaches 7, which falls under the high exposure category.

Data source: Grafton 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 Grafton Compares to Other Months

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

This table compares monthly weather conditions in Grafton, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	79 mm (3.1 inches)	78%	extreme
February Weather	24°C (75°F)	153 mm (6.0 inches)	80%	extreme
March Weather	22°C (72°F)	191 mm (7.5 inches)	80%	extreme
April Weather	19°C (67°F)	47 mm (1.8 inches)	78%	very high
May Weather	16°C (62°F)	35 mm (1.4 inches)	73%	high
June Weather	14°C (57°F)	54 mm (2.1 inches)	71%	moderate
July Weather	13°C (56°F)	33 mm (1.3 inches)	70%	moderate
August Weather	14°C (57°F)	20 mm (0.8 inches)	71%	high
September Weather	17°C (63°F)	24 mm (0.9 inches)	69%	very high
October Weather	19°C (67°F)	112 mm (4.4 inches)	71%	extreme
November Weather	21°C (70°F)	67 mm (2.6 inches)	76%	extreme
December Weather	23°C (74°F)	176 mm (6.9 inches)	80%	extreme