March Weather in Arroyo Grande, Mexico

Last updated: August 26, 2025

In Arroyo Grande, Mexico, the average temperature in March hovers around 27°C (81°F), with a minimum of 16°C (60°F) and a maximum reaching 38°C (101°F). During this time, expect a modest precipitation amount of 2 mm (0.1 in) spread over 0 days. The average humidity remains comfortable at 54%, making it an ideal time to enjoy the local surroundings!

March Temperature in Arroyo Grande

In March in Arroyo Grande, the average temperature is 27°C (81°F). The maximum can reach 38°C (101°F), and the minimum can be as low as 16°C (60°F). Be sure to pack both light clothing for warm days and a light jacket for cooler evenings to make the most of your trip.

March Weather in Arroyo Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Arroyo Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arroyo Grande, March typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (101°F) and lows dropping to around 16°C (60°F).

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

March Precipitation in Arroyo Grande

In Arroyo Grande in March, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

March Precipitation Trends in Arroyo Grande

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

In Arroyo Grande in March humidity is 54%. With an average temperature of 27°C (81°F), this humidity feels like a warm, tropical embrace, making it ideal for leisurely strolls and outdoor adventures, though you might want to stay hydrated and take breaks in shaded spots to fully enjoy the experience.

March Average Humidity in Arroyo Grande

This chart illustrates the average monthly humidity levels in Arroyo Grande, 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 Arroyo Grande is approximately 54%, 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 Arroyo Grande

In Arroyo Grande in March, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Arroyo Grande.

Maximum UV Index Levels in Arroyo Grande for March

The chart shows the monthly maximum UV Index (UVI) for Arroyo Grande 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 Arroyo Grande typically reaches 13, which falls under the extreme exposure category.

Data source: Arroyo Grande 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 Arroyo Grande Compares to Other Months

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

This table compares monthly weather conditions in Arroyo Grande, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	4 mm (0.2 inches)	70%	very high
February Weather	25°C (77°F)	4 mm (0.2 inches)	64%	extreme
March Weather	27°C (81°F)	2 mm (0.1 inches)	54%	extreme
April Weather	28°C (83°F)	1 mm (0.0 inches)	61%	extreme
May Weather	29°C (84°F)	31 mm (1.2 inches)	75%	extreme
June Weather	27°C (81°F)	172 mm (6.8 inches)	83%	extreme
July Weather	26°C (80°F)	177 mm (7.0 inches)	83%	extreme
August Weather	26°C (79°F)	231 mm (9.1 inches)	85%	extreme
September Weather	26°C (78°F)	227 mm (8.9 inches)	85%	extreme
October Weather	26°C (78°F)	146 mm (5.8 inches)	79%	extreme
November Weather	25°C (77°F)	35 mm (1.4 inches)	76%	very high
December Weather	24°C (75°F)	5 mm (0.2 inches)	74%	very high