April Weather in Oakland, United States

Last updated: June 24, 2025

In April, the average temperature in Oakland, United States is a pleasant 23°C (73°F). However, be prepared for temperature fluctuations, with minimums dipping to 8°C (47°F) and maximums soaring up to 35°C (95°F). Expect around 75 mm (2.9 in) of precipitation over approximately 7 days, and keep in mind the average humidity is around 70%, adding to the warmth of the season.

April Temperature in Oakland

In April in Oakland, the average temperature is 23°C (73°F), with maximums possibly reaching 35°C (95°F) and minimums dropping as low as 8°C (47°F). It's a great time to enjoy a variety of outdoor activities, so pack accordingly for both the warm days and cooler evenings!

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

The chart illustrates April 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, April typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (95°F) and lows dropping to around 8°C (47°F).

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

April Precipitation in Oakland

In Oakland in April, the precipitation amount is 75 mm (2.9 in) over a span of 7 days.

April Precipitation Trends in Oakland

The chart displays monthly precipitation patterns in Oakland, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Oakland, April typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Oakland

In Oakland in April humidity is 70%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace that can lead to a feeling of lethargy while traveling, making it essential to stay hydrated and take breaks in shaded areas.

April Average Humidity in Oakland

This chart illustrates the average monthly humidity levels in Oakland, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Oakland is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Oakland

In Oakland in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Oakland.

Maximum UV Index Levels in Oakland for April

The chart shows the monthly maximum UV Index (UVI) for Oakland in April, 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 April, the maximum UV index in Oakland typically reaches 11, which falls under the extreme exposure category.

Data source: Oakland April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (60°F)	43 mm (1.7 inches)	83%	moderate
February Weather	19°C (66°F)	54 mm (2.1 inches)	80%	very high
March Weather	20°C (68°F)	19 mm (0.8 inches)	75%	very high
April Weather	23°C (73°F)	75 mm (2.9 inches)	70%	extreme
May Weather	25°C (78°F)	105 mm (4.1 inches)	68%	extreme
June Weather	27°C (81°F)	213 mm (8.4 inches)	75%	extreme
July Weather	27°C (82°F)	243 mm (9.6 inches)	79%	extreme
August Weather	28°C (82°F)	233 mm (9.2 inches)	81%	extreme
September Weather	27°C (81°F)	183 mm (7.2 inches)	83%	extreme
October Weather	25°C (77°F)	84 mm (3.3 inches)	81%	very high
November Weather	20°C (68°F)	46 mm (1.8 inches)	82%	high
December Weather	17°C (63°F)	65 mm (2.6 inches)	84%	moderate