March Weather in San Carlos, Chile

Last updated: August 22, 2025

In March, the average temperature in San Carlos, Chile is a comfortable 17°C (63°F). Expect a minimum of 4°C (40°F) and a pleasant maximum of 33°C (91°F). During this month, precipitation typically amounts to 19 mm (0.7 in) over about 2 days, contributing to an average humidity of 48%. Enjoy the range of weather while exploring this beautiful destination!

March Temperature in San Carlos

In March in San Carlos, the average temperature is 17°C (63°F). Maximums can reach 33°C (91°F), while minimums can dip as low as 4°C (40°F). This variation makes it advisable for travelers to pack layers to accommodate both warm days and cooler evenings.

March Weather in San Carlos: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in San Carlos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Carlos, March typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

March Precipitation in San Carlos

In San Carlos in March, the precipitation amount is 19 mm (0.7 in) over a span of 2 days.

March Precipitation Trends in San Carlos

The chart displays monthly precipitation patterns in San Carlos, 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 San Carlos, March typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 2 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 San Carlos

In San Carlos in March, humidity is 48%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it comfortable for traveling and ideal for exploring the sights without feeling overwhelmed by heat or muggy conditions.

March Average Humidity in San Carlos

This chart illustrates the average monthly humidity levels in San Carlos, 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 San Carlos is approximately 48%, 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 San Carlos

In San Carlos in March, 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 San Carlos.

Maximum UV Index Levels in San Carlos for March

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

Data source: San Carlos 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 San Carlos Compares to Other Months

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

This table compares monthly weather conditions in San Carlos, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	20 mm (0.8 inches)	41%	extreme
February Weather	20°C (68°F)	9 mm (0.4 inches)	41%	extreme
March Weather	17°C (63°F)	19 mm (0.7 inches)	48%	very high
April Weather	14°C (57°F)	46 mm (1.8 inches)	60%	high
May Weather	10°C (51°F)	131 mm (5.2 inches)	79%	moderate
June Weather	9°C (48°F)	256 mm (10.1 inches)	82%	moderate
July Weather	8°C (47°F)	135 mm (5.3 inches)	85%	moderate
August Weather	9°C (48°F)	153 mm (6.0 inches)	83%	moderate
September Weather	11°C (52°F)	85 mm (3.3 inches)	68%	high
October Weather	13°C (55°F)	68 mm (2.7 inches)	64%	very high
November Weather	16°C (61°F)	29 mm (1.2 inches)	49%	extreme
December Weather	19°C (66°F)	7 mm (0.3 inches)	42%	extreme