August Weather in Gilbert, United States

Last updated: June 24, 2025

In August, the average temperature in Gilbert, United States is a pleasant 18°C (65°F). Expect lows of 6°C (43°F) and highs reaching up to 33°C (91°F). During this time, precipitation averages 87 mm (3.4 in) spread over 11 days, accompanied by an average humidity level of 77%. Whether you're planning outdoor activities or exploring the local culture, be prepared for a diverse weather experience!

August Temperature in Gilbert

In August in Gilbert, the average temperature is 18°C (65°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 6°C (43°F). This makes it a great time to explore Gilbert, as you can enjoy pleasant days while also being prepared for cooler evenings.

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

The chart illustrates August temperature patterns in Gilbert, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gilbert, August typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (91°F) and lows dropping to around 6°C (43°F).

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

August Precipitation in Gilbert

In Gilbert in August, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

August Precipitation Trends in Gilbert

The chart displays monthly precipitation patterns in Gilbert, 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 Gilbert, August typically receives around 87 mm (3.4 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 Gilbert

In Gilbert in August humidity is 77%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that's both refreshing and slightly stifling, making it essential for travelers to stay hydrated and take frequent breaks to enjoy the vibrant surroundings without feeling overly fatigued.

August Average Humidity in Gilbert

This chart illustrates the average monthly humidity levels in Gilbert, 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 Gilbert is approximately 77%, 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 Gilbert

In Gilbert in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Gilbert.

Maximum UV Index Levels in Gilbert for August

The chart shows the monthly maximum UV Index (UVI) for Gilbert 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 Gilbert typically reaches 8, which falls under the very high exposure category.

Data source: Gilbert 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 Gilbert Compares to Other Months

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

This table compares monthly weather conditions in Gilbert, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (10°F)	22 mm (0.9 inches)	92%	low
February Weather	-13°C (10°F)	28 mm (1.1 inches)	93%	moderate
March Weather	-3°C (27°F)	32 mm (1.3 inches)	88%	moderate
April Weather	3°C (38°F)	59 mm (2.3 inches)	83%	high
May Weather	12°C (54°F)	70 mm (2.8 inches)	76%	very high
June Weather	18°C (65°F)	81 mm (3.2 inches)	76%	very high
July Weather	20°C (69°F)	103 mm (4.1 inches)	76%	very high
August Weather	18°C (65°F)	87 mm (3.4 inches)	77%	very high
September Weather	14°C (58°F)	117 mm (4.6 inches)	77%	high
October Weather	6°C (43°F)	91 mm (3.6 inches)	82%	moderate
November Weather	-3°C (27°F)	39 mm (1.5 inches)	87%	moderate
December Weather	-9°C (17°F)	53 mm (2.1 inches)	89%	low