July Weather in Oakland, United States

Last updated: June 24, 2025

In July, the average temperature in Oakland, United States is a pleasant 20°C (68°F), with a range that can dip to a cool 8°C (46°F) and soar up to a sizzling 37°C (99°F). You can expect minimal rain, with just 2 mm (0.1 in) of precipitation occurring over 0 days. The average humidity sits at a comfortable 78%, making it a great time to enjoy the outdoors!

July Temperature in Oakland

In July in Oakland, the average temperature is 20°C (68°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 8°C (46°F). This variability makes it an ideal time for travelers to pack layers and enjoy both warm and cooler moments.

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

The chart illustrates July 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, July typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (99°F) and lows dropping to around 8°C (46°F).

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

July Precipitation in Oakland

In Oakland in July, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

July Precipitation Trends in Oakland

The chart displays monthly precipitation patterns in Oakland, 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 Oakland, July typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 Oakland

In Oakland in July humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

July Average Humidity in Oakland

This chart illustrates the average monthly humidity levels in Oakland, 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 Oakland is approximately 78%, 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 Oakland

In Oakland in July, 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 Oakland.

Maximum UV Index Levels in Oakland for July

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

Data source: Oakland 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 Oakland Compares to Other Months

Weather in Oakland varies notably across the year, with each month offering distinct climate conditions. This page compares July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	158 mm (6.2 inches)	84%	low
February Weather	5°C (41°F)	199 mm (7.8 inches)	85%	moderate
March Weather	7°C (45°F)	141 mm (5.6 inches)	86%	high
April Weather	10°C (50°F)	131 mm (5.2 inches)	83%	high
May Weather	13°C (56°F)	65 mm (2.5 inches)	83%	very high
June Weather	17°C (63°F)	40 mm (1.6 inches)	83%	very high
July Weather	20°C (68°F)	2 mm (0.1 inches)	78%	very high
August Weather	20°C (69°F)	6 mm (0.2 inches)	67%	very high
September Weather	17°C (63°F)	70 mm (2.8 inches)	66%	very high
October Weather	11°C (53°F)	87 mm (3.4 inches)	77%	moderate
November Weather	8°C (46°F)	135 mm (5.3 inches)	87%	moderate
December Weather	4°C (40°F)	169 mm (6.7 inches)	87%	low