April Weather in Irvine, United States

Last updated: June 24, 2025

In Irvine, United States, the average temperature in April hovers around 17°C (62°F). Expect temperatures to vary, with a minimum of 9°C (49°F) and a peak of 35°C (95°F). During this month, you can anticipate a total precipitation of 27 mm (1.1 in) over approximately 3 days, accompanied by an average humidity of 70%.

April Temperature in Irvine

In April in Irvine, the average temperature is 17°C (62°F). Maximums can reach up to 35°C (95°F), while minimums can drop to as low as 9°C (49°F). This makes Irvine a great destination for travelers seeking mild to warm weather, perfect for exploring and enjoying outdoor activities.

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

The chart illustrates April temperature patterns in Irvine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Irvine, April typically has an average temperature of 17°C (62°F), with highs reaching up to 35°C (95°F) and lows dropping to around 9°C (49°F).

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

April Precipitation in Irvine

In Irvine in April, the total precipitation amount is 27 mm (1.1 in) over the course of 3 days.

April Precipitation Trends in Irvine

The chart displays monthly precipitation patterns in Irvine, 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 Irvine, April typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 3 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 Irvine

In Irvine in April humidity is 70%. With an average temperature of 17°C (62°F), this humidity feels like a comfortable balance, creating a refreshing atmosphere for traveling, where the warmth is pleasantly offset by the moist air, making it ideal for leisurely strolls and exploration.

April Average Humidity in Irvine

This chart illustrates the average monthly humidity levels in Irvine, 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 Irvine 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 Irvine

In Irvine in April, 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 Irvine.

Maximum UV Index Levels in Irvine for April

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

Data source: Irvine 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 Irvine Compares to Other Months

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

This table compares monthly weather conditions in Irvine, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	71 mm (2.8 inches)	74%	moderate
February Weather	13°C (56°F)	60 mm (2.3 inches)	79%	high
March Weather	14°C (58°F)	68 mm (2.7 inches)	75%	very high
April Weather	17°C (62°F)	27 mm (1.1 inches)	70%	very high
May Weather	17°C (64°F)	13 mm (0.5 inches)	70%	extreme
June Weather	20°C (68°F)	1 mm (0.0 inches)	72%	extreme
July Weather	23°C (73°F)	2 mm (0.1 inches)	73%	extreme
August Weather	23°C (74°F)	2 mm (0.1 inches)	69%	very high
September Weather	22°C (72°F)	3 mm (0.1 inches)	68%	very high
October Weather	20°C (69°F)	10 mm (0.4 inches)	67%	high
November Weather	17°C (62°F)	25 mm (1.0 inches)	68%	moderate
December Weather	13°C (56°F)	74 mm (2.9 inches)	71%	moderate