August Weather in Porterville, United States

Last updated: June 24, 2025

In Porterville, United States, the average temperature in August hovers around 30°C (86°F). Expect a range where the minimum dips to 19°C (66°F) and the maximum soars to 44°C (111°F). With 0 mm (0.0 in) of precipitation over 0 days, the weather remains dry, complemented by an average humidity of 39%. Get ready for a warm and arid month!

August Temperature in Porterville

In August in Porterville, the average temperature is 30°C (86°F), with maximums reaching up to 44°C (111°F) and minimums dipping as low as 19°C (66°F). It's a great time for travelers who enjoy warm weather and outdoor activities!

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

The chart illustrates August temperature patterns in Porterville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porterville, August typically has an average temperature of 30°C (86°F), with highs reaching up to 44°C (111°F) and lows dropping to around 19°C (66°F).

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

August Precipitation in Porterville

In Porterville in August, the precipitation amount is 0 mm (0.0 in) during 0 days.

August Precipitation Trends in Porterville

The chart displays monthly precipitation patterns in Porterville, 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 Porterville, August typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 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 Porterville

In Porterville in August, humidity is 39%. With an average temperature of 30°C (86°F), this humidity feels like a warm embrace—sufficiently comfortable for traveling, yet you might start to feel a slight stickiness as the day progresses, urging you to stay hydrated and take breaks in the shade.

August Average Humidity in Porterville

This chart illustrates the average monthly humidity levels in Porterville, 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 Porterville is approximately 39%, 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 Porterville

In Porterville in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Porterville.

Maximum UV Index Levels in Porterville for August

The chart shows the monthly maximum UV Index (UVI) for Porterville 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 Porterville typically reaches 10, which falls under the very high exposure category.

Data source: Porterville 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 Porterville Compares to Other Months

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

This table compares monthly weather conditions in Porterville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	76 mm (3.0 inches)	78%	moderate
February Weather	11°C (52°F)	78 mm (3.1 inches)	82%	moderate
March Weather	13°C (56°F)	108 mm (4.3 inches)	75%	very high
April Weather	17°C (63°F)	43 mm (1.7 inches)	68%	very high
May Weather	21°C (69°F)	26 mm (1.0 inches)	57%	very high
June Weather	26°C (80°F)	1 mm (0.0 inches)	52%	extreme
July Weather	30°C (87°F)	0 mm (0.0 inches)	46%	extreme
August Weather	30°C (86°F)	0 mm (0.0 inches)	39%	very high
September Weather	26°C (79°F)	2 mm (0.1 inches)	48%	very high
October Weather	20°C (68°F)	11 mm (0.4 inches)	59%	high
November Weather	14°C (58°F)	37 mm (1.5 inches)	72%	moderate
December Weather	10°C (51°F)	75 mm (2.9 inches)	76%	moderate