March Weather in Siuna, Nicaragua

Last updated: August 31, 2025

In March, the average temperature in Siuna, Nicaragua is a pleasant 25°C (77°F). Expect to experience a minimum of 16°C (61°F) and a maximum of 32°C (90°F), making it ideal for outdoor activities. However, be prepared for some rain, as the region receives about 61 mm (2.4 in) of precipitation spread over 18 days. The average humidity hovers around 67%, adding a slight tropical feel to your stay.

March Temperature in Siuna

In March in Siuna, the average temperature is 25°C (77°F). Maximum temperatures can reach 32°C (90°F), while the minimum can drop to as low as 16°C (61°F). This makes Siuna a pleasant destination for outdoor activities and exploring, perfect for travelers looking to enjoy mild weather.

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

The chart illustrates March temperature patterns in Siuna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siuna, March typically has an average temperature of 25°C (77°F), with highs reaching up to 32°C (90°F) and lows dropping to around 16°C (61°F).

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

March Precipitation in Siuna

In Siuna in March, the precipitation amount is 61 mm (2.4 in) over a span of 18 days.

March Precipitation Trends in Siuna

The chart displays monthly precipitation patterns in Siuna, 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 Siuna, March typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 18 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 Siuna

In Siuna in March, humidity is 67%. With an average temperature of 25°C (77°F), this humidity feels like traveling through a warm, heavy blanket, making outdoor activities feel more strenuous and sticky than usual.

March Average Humidity in Siuna

This chart illustrates the average monthly humidity levels in Siuna, 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 Siuna is approximately 67%, 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 Siuna

In Siuna 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 Siuna, you can check here.

Maximum UV Index Levels in Siuna for March

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

Data source: Siuna 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 Siuna Compares to Other Months

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

This table compares monthly weather conditions in Siuna, 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)	49 mm (1.9 inches)	68%	very high
February Weather	24°C (76°F)	50 mm (2.0 inches)	68%	extreme
March Weather	25°C (77°F)	61 mm (2.4 inches)	67%	extreme
April Weather	26°C (80°F)	57 mm (2.2 inches)	67%	extreme
May Weather	26°C (80°F)	259 mm (10.2 inches)	68%	extreme
June Weather	26°C (79°F)	240 mm (9.4 inches)	73%	extreme
July Weather	26°C (78°F)	189 mm (7.4 inches)	76%	extreme
August Weather	25°C (78°F)	187 mm (7.3 inches)	73%	extreme
September Weather	26°C (79°F)	183 mm (7.2 inches)	72%	extreme
October Weather	25°C (78°F)	244 mm (9.6 inches)	71%	extreme
November Weather	25°C (77°F)	177 mm (7.0 inches)	71%	very high
December Weather	24°C (75°F)	67 mm (2.7 inches)	69%	very high