March Weather in Irvine, United States

Last updated: June 24, 2025

In March, the average temperature in Irvine, United States hovers around 9°C (49°F), with extremes ranging from a chilly -11°C (12°F) to a warm 28°C (83°F). Expect a fair amount of precipitation, totaling 125 mm (4.9 in) over approximately 13 days, contributing to an average humidity of a high 87%. Enjoy the unique climate of this captivating destination!

March Temperature in Irvine

In March in Irvine, the average temperature is 9°C (49°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -11°C (12°F). This temperature range makes it essential to pack layers for your travels, ensuring comfort in both warm days and chilly nights.

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

The chart illustrates March 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, March typically has an average temperature of 9°C (49°F), with highs reaching up to 28°C (83°F) and lows dropping to around -11°C (12°F).

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

March Precipitation in Irvine

In Irvine in March, the total precipitation amount is 125 mm (4.9 in), occurring over a span of 13 days.

March Precipitation Trends in Irvine

The chart displays monthly precipitation patterns in Irvine, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Irvine, March typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Irvine

In Irvine in March humidity is 87%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making travel uncomfortable and leaving you yearning for a dry breeze to refresh your spirit.

March Average Humidity in Irvine

This chart illustrates the average monthly humidity levels in Irvine, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Irvine is approximately 87%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Irvine

In Irvine in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Irvine.

Maximum UV Index Levels in Irvine for March

The chart shows the monthly maximum UV Index (UVI) for Irvine in March, 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 March, the maximum UV index in Irvine typically reaches 7, which falls under the high exposure category.

Data source: Irvine March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	94 mm (3.7 inches)	88%	moderate
February Weather	5°C (42°F)	153 mm (6.0 inches)	88%	high
March Weather	9°C (49°F)	125 mm (4.9 inches)	87%	high
April Weather	13°C (57°F)	134 mm (5.3 inches)	84%	very high
May Weather	19°C (67°F)	123 mm (4.9 inches)	84%	very high
June Weather	23°C (73°F)	171 mm (6.7 inches)	83%	extreme
July Weather	25°C (78°F)	100 mm (4.0 inches)	79%	extreme
August Weather	24°C (76°F)	115 mm (4.5 inches)	66%	very high
September Weather	22°C (71°F)	111 mm (4.4 inches)	67%	very high
October Weather	16°C (61°F)	113 mm (4.4 inches)	76%	high
November Weather	8°C (46°F)	80 mm (3.2 inches)	89%	moderate
December Weather	5°C (42°F)	127 mm (5.0 inches)	88%	moderate