March Weather in Belen, Costa Rica

Last updated: August 23, 2025

In March, the average temperature in Belen, Costa Rica is a warm 28°C (83°F). You'll experience comfortable days with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 37°C (99°F). Rainfall is minimal, with only 1 mm (0.0 in) of precipitation expected over 0 days, and the average humidity is a pleasant 63%. Enjoy the sunshine! ☀️

March Temperature in Belen

In March in Belen, the average temperature is 28°C (83°F), with maximums soaring to 37°C (99°F) and minimums dipping as low as 21°C (70°F). This makes it an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates March temperature patterns in Belen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belen, March typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 21°C (70°F).

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

March Precipitation in Belen

In Belen in March, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

March Precipitation Trends in Belen

The chart displays monthly precipitation patterns in Belen, 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 Belen, March typically receives around 1 mm (0.0 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 Belen

In Belen in March humidity is 63%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace that clings to your skin, making outdoor activities a bit more strenuous and encouraging you to seek shade and hydration while exploring the sights.

March Average Humidity in Belen

This chart illustrates the average monthly humidity levels in Belen, 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 Belen is approximately 63%, 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 Belen

In Belen in March, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Belen, you can check here.

Maximum UV Index Levels in Belen for March

The chart shows the monthly maximum UV Index (UVI) for Belen 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 Belen typically reaches 14, which falls under the extreme exposure category.

Data source: Belen 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 Belen Compares to Other Months

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

This table compares monthly weather conditions in Belen, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	5 mm (0.2 inches)	66%	extreme
February Weather	28°C (82°F)	1 mm (0.0 inches)	64%	extreme
March Weather	28°C (83°F)	1 mm (0.0 inches)	63%	extreme
April Weather	29°C (85°F)	35 mm (1.4 inches)	63%	extreme
May Weather	28°C (82°F)	255 mm (10.1 inches)	63%	extreme
June Weather	27°C (81°F)	289 mm (11.4 inches)	74%	extreme
July Weather	27°C (81°F)	115 mm (4.5 inches)	85%	extreme
August Weather	27°C (81°F)	224 mm (8.8 inches)	82%	extreme
September Weather	26°C (79°F)	277 mm (10.9 inches)	80%	extreme
October Weather	26°C (79°F)	374 mm (14.7 inches)	79%	extreme
November Weather	26°C (79°F)	138 mm (5.4 inches)	79%	extreme
December Weather	27°C (80°F)	12 mm (0.5 inches)	70%	very high