August Weather in Collinsville, Australia

Last updated: August 22, 2025

In Collinsville, Australia, the average temperature in August is a pleasant 19°C (66°F). You can expect a minimum temperature of 2°C (36°F), while the mercury can rise as high as 31°C (89°F). Rainfall is relatively light, with an average precipitation of 12 mm (0.5 in) spread over 1 day. Additionally, the average humidity hovers around 71%, adding to the overall comfort of the season.

August Temperature in Collinsville

In August in Collinsville, the average temperature is 19°C (66°F), with maximums reaching 31°C (89°F) and minimums dropping as low as 2°C (36°F). This diverse temperature range makes it essential for travelers to pack both light clothing for warm days and warmer attire for cooler evenings.

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

The chart illustrates August temperature patterns in Collinsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Collinsville, August typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (89°F) and lows dropping to around 2°C (36°F).

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

August Precipitation in Collinsville

In Collinsville in August, the precipitation amount is 12 mm (0.5 in) over the course of 1 day.

August Precipitation Trends in Collinsville

The chart displays monthly precipitation patterns in Collinsville, 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 Collinsville, August typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 1 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 Collinsville

In Collinsville in August humidity is 71%. With an average temperature of 19°C (66°F), this humidity feels like a warm, balmy embrace that enhances the tropical atmosphere, making it a perfect backdrop for leisurely strolls and outdoor adventures, though it may also lead to a slightly sticky feeling as you explore.

August Average Humidity in Collinsville

This chart illustrates the average monthly humidity levels in Collinsville, 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 Collinsville 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 Collinsville

In Collinsville in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Collinsville.

Maximum UV Index Levels in Collinsville for August

The chart shows the monthly maximum UV Index (UVI) for Collinsville 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 Collinsville typically reaches 11, which falls under the extreme exposure category.

Data source: Collinsville 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 Collinsville Compares to Other Months

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

This table compares monthly weather conditions in Collinsville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	154 mm (6.1 inches)	73%	extreme
February Weather	27°C (81°F)	172 mm (6.8 inches)	77%	extreme
March Weather	26°C (80°F)	138 mm (5.4 inches)	80%	extreme
April Weather	24°C (75°F)	46 mm (1.8 inches)	76%	extreme
May Weather	21°C (70°F)	51 mm (2.0 inches)	72%	very high
June Weather	18°C (65°F)	14 mm (0.6 inches)	71%	high
July Weather	18°C (65°F)	11 mm (0.4 inches)	63%	very high
August Weather	19°C (66°F)	12 mm (0.5 inches)	71%	extreme
September Weather	21°C (71°F)	13 mm (0.5 inches)	65%	extreme
October Weather	25°C (77°F)	26 mm (1.0 inches)	64%	extreme
November Weather	26°C (79°F)	35 mm (1.4 inches)	66%	extreme
December Weather	27°C (82°F)	95 mm (3.7 inches)	70%	extreme