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August Weather in Garden Grove, United States

Last updated: June 24, 2025

In Garden Grove, United States, the average temperature in August hovers around 23°C (73°F). Expect a minimum of 15°C (60°F) and a maximum reaching up to 34°C (94°F). Additionally, the region sees a modest precipitation of just 2 mm (0.1 in) over 0 days, contributing to an average humidity of 69%. Enjoy the comfortable climate!

August Temperature in Garden Grove

In August in Garden Grove, the average temperature is 23°C (73°F). Maximums can reach 34°C (94°F), and minimums can be as low as 15°C (60°F). This pleasant weather makes it an ideal time for travelers to enjoy outdoor activities and sightseeing.

August Weather in Garden Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Garden Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Garden Grove, August typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec575759636467727372696357
Data source: Temperature data for Garden Grove generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Garden Grove

In Garden Grove in August, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

August Precipitation Trends in Garden Grove

The chart displays monthly precipitation patterns in Garden Grove, 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 Garden Grove, August typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec6552552312432391868
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Garden Grove

In Garden Grove in August humidity is 69%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls but potentially uncomfortable during the peak hours of the day, so travelers should stay hydrated and seek shade when exploring.

August Average Humidity in Garden Grove

This chart illustrates the average monthly humidity levels in Garden Grove, 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 Garden Grove is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%79%75%71%70%72%73%69%68%67%68%71%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Garden Grove

In Garden Grove 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 Garden Grove.

Maximum UV Index Levels in Garden Grove for August

The chart shows the monthly maximum UV Index (UVI) for Garden Grove 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 Garden Grove typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101011111010754
Data source: Garden Grove 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 Garden Grove Compares to Other Months

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

This table compares monthly weather conditions in Garden Grove, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)65 mm (2.5 inches)74%moderate
February Weather14°C (58°F)52 mm (2.0 inches)79%high
March Weather15°C (60°F)55 mm (2.2 inches)75%very high
April Weather17°C (63°F)23 mm (0.9 inches)70%very high
May Weather18°C (64°F)12 mm (0.5 inches)70%very high
June Weather20°C (68°F)4 mm (0.2 inches)72%extreme
July Weather22°C (72°F)3 mm (0.1 inches)73%extreme
August Weather23°C (73°F)2 mm (0.1 inches)69%very high
September Weather22°C (72°F)3 mm (0.1 inches)68%very high
October Weather20°C (69°F)9 mm (0.4 inches)67%high
November Weather17°C (63°F)18 mm (0.7 inches)68%moderate
December Weather14°C (58°F)68 mm (2.7 inches)71%moderate

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