August Weather in Lewiston, Australia

Last updated: August 22, 2025

In August, the average temperature in Lewiston, Australia hovers around 11°C (52°F), with minimums dipping to 1°C (34°F) and maximums reaching up to 25°C (77°F). Expect a moderate level of precipitation, averaging 56 mm (2.2 in) over about 11 days, and enjoy the fresh air with an average humidity of 70%.

August Temperature in Lewiston

In August in Lewiston, the average temperature is 11°C (52°F). Maximums can reach 25°C (77°F), and minimums can be as low as 1°C (34°F). This range makes it advisable for travelers to dress in layers to comfortably enjoy their time outdoors.

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

The chart illustrates August temperature patterns in Lewiston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lewiston, August typically has an average temperature of 11°C (52°F), with highs reaching up to 25°C (77°F) and lows dropping to around 1°C (34°F).

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

August Precipitation in Lewiston

In Lewiston in August, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.

August Precipitation Trends in Lewiston

The chart displays monthly precipitation patterns in Lewiston, 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 Lewiston, August typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 11 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 Lewiston

In Lewiston in August, humidity is 70%. With an average temperature of 11°C (52°F), this humidity feels like a chilly blanket hugging your skin, making outdoor exploration invigorating yet slightly uncomfortable without the right layers.

August Average Humidity in Lewiston

This chart illustrates the average monthly humidity levels in Lewiston, 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 Lewiston is approximately 70%, 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 Lewiston

In Lewiston in August, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Lewiston.

Maximum UV Index Levels in Lewiston for August

The chart shows the monthly maximum UV Index (UVI) for Lewiston 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 Lewiston typically reaches 5, which falls under the moderate exposure category.

Data source: Lewiston 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 Lewiston Compares to Other Months

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

This table compares monthly weather conditions in Lewiston, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	16 mm (0.6 inches)	41%	extreme
February Weather	22°C (71°F)	19 mm (0.7 inches)	46%	extreme
March Weather	21°C (69°F)	10 mm (0.4 inches)	55%	extreme
April Weather	18°C (64°F)	23 mm (0.9 inches)	66%	very high
May Weather	14°C (57°F)	36 mm (1.4 inches)	73%	moderate
June Weather	11°C (52°F)	37 mm (1.4 inches)	76%	moderate
July Weather	11°C (52°F)	42 mm (1.6 inches)	76%	moderate
August Weather	11°C (52°F)	56 mm (2.2 inches)	70%	moderate
September Weather	13°C (56°F)	35 mm (1.4 inches)	65%	very high
October Weather	16°C (61°F)	32 mm (1.3 inches)	51%	very high
November Weather	19°C (66°F)	33 mm (1.3 inches)	50%	extreme
December Weather	21°C (70°F)	13 mm (0.5 inches)	46%	extreme