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August Weather in Oakland, United States

Last updated: June 24, 2025

In Oakland, United States, the average temperature in August reaches a comfortable 23°C (74°F). You can expect temperatures to vary, with a minimum of 10°C (51°F) and a maximum of 35°C (95°F). With an average humidity of 80%, the air can feel quite moist. Be prepared for precipitation as well, with about 103 mm (4.1 in) of rain spread over 10 days throughout the month.

August Temperature in Oakland

In August in Oakland, the average temperature is 23°C (74°F). Maximums can reach 35°C (95°F), while minimums can drop as low as 10°C (51°F). This makes it an ideal time for travelers to enjoy pleasant weather while exploring the area's attractions.

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

The chart illustrates August temperature patterns in Oakland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oakland, August typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec242541506375777469533931
Data source: Temperature data for Oakland 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 Oakland

In Oakland in August, the precipitation amount is 103 mm (4.1 in) over a span of 10 days.

August Precipitation Trends in Oakland

The chart displays monthly precipitation patterns in Oakland, 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 Oakland, August typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3234935915612573103981373235
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Oakland

In Oakland in August humidity is 80%. With an average temperature of 23°C (74°F), this humidity feels like walking through a warm, damp blanket, making travel feel sticky and muggy, where every step leaves you yearning for a cool breeze.

August Average Humidity in Oakland

This chart illustrates the average monthly humidity levels in Oakland, 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 Oakland is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Oakland

In Oakland in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Oakland.

Maximum UV Index Levels in Oakland for August

The chart shows the monthly maximum UV Index (UVI) for Oakland 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 Oakland typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Oakland 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 Oakland Compares to Other Months

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

This table compares monthly weather conditions in Oakland, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)32 mm (1.3 inches)76%moderate
February Weather-4°C (25°F)34 mm (1.3 inches)80%moderate
March Weather5°C (41°F)93 mm (3.7 inches)73%high
April Weather10°C (50°F)59 mm (2.3 inches)74%very high
May Weather17°C (63°F)156 mm (6.2 inches)78%very high
June Weather24°C (75°F)125 mm (4.9 inches)82%very high
July Weather25°C (78°F)73 mm (2.9 inches)83%very high
August Weather23°C (74°F)103 mm (4.1 inches)80%very high
September Weather21°C (69°F)98 mm (3.9 inches)75%very high
October Weather11°C (53°F)137 mm (5.4 inches)75%high
November Weather4°C (40°F)32 mm (1.3 inches)82%moderate
December Weather-1°C (31°F)35 mm (1.4 inches)83%low

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