July Weather in Lewiston, Australia

Last updated: August 22, 2025

In Lewiston, Australia, the average temperature in July is a mild 11°C (52°F), with temperatures ranging from a cool minimum of 1°C (34°F) to a comfortable maximum of 21°C (71°F). During this month, expect 42 mm (1.6 in) of precipitation spread across 10 days, contributing to an average humidity of 76%.

July Temperature in Lewiston

In July in Lewiston, the average temperature is 11°C (52°F). The maximum can reach 21°C (71°F), and the minimum can be as low as 1°C (34°F). It's an ideal time to explore Lewiston while enjoying mild weather and a pleasant atmosphere.

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

The chart illustrates July 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, July typically has an average temperature of 11°C (52°F), with highs reaching up to 21°C (71°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.

July Precipitation in Lewiston

In Lewiston in July, the precipitation amount is 42 mm (1.6 in) over the course of 10 days.

July Precipitation Trends in Lewiston

The chart displays monthly precipitation patterns in Lewiston, 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 Lewiston, July typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Lewiston

In Lewiston in July, humidity is 76%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor exploration feel uncomfortable and heavy, often leaving travelers longing for a warm café to escape the cool, moist air.

July Average Humidity in Lewiston

This chart illustrates the average monthly humidity levels in Lewiston, 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 Lewiston is approximately 76%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Lewiston

In Lewiston in July, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Lewiston for better planning.

Maximum UV Index Levels in Lewiston for July

The chart shows the monthly maximum UV Index (UVI) for Lewiston 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 Lewiston typically reaches 4, which falls under the moderate exposure category.

Data source: Lewiston 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 Lewiston Compares to Other Months

Weather in Lewiston varies notably across the year, with each month offering distinct climate conditions. This page compares July’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 July’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