April Weather in Sardinal, Costa Rica

Last updated: August 23, 2025

In April, the average temperature in Sardinal, Costa Rica hovers around 28°C (83°F). Expect comfortable days, with minimum temperatures dipping to 24°C (76°F) and reaching a delightful maximum of 33°C (91°F). While you enjoy the warmth, be aware of about 24 mm (1.0 in) of precipitation spread over 7 days, and an average humidity level of 63% to keep you refreshed.

April Temperature in Sardinal

In April in Sardinal, the average temperature is 28°C (83°F). The maximum can reach 33°C (91°F), while the minimum can be as low as 24°C (76°F). This makes for a warm and pleasant destination, perfect for outdoor adventures and relaxation.

April Weather in Sardinal: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sardinal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sardinal, April typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (91°F) and lows dropping to around 24°C (76°F).

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

April Precipitation in Sardinal

In Sardinal in April, the total precipitation amount is 24 mm (1.0 in) over a period of 7 days.

April Precipitation Trends in Sardinal

The chart displays monthly precipitation patterns in Sardinal, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Sardinal, April typically receives around 24 mm (1.0 inches) of precipitation spread over approximately 7 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Sardinal

In Sardinal in April 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.

April Average Humidity in Sardinal

This chart illustrates the average monthly humidity levels in Sardinal, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Sardinal is approximately 63%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Sardinal

In Sardinal in April, 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 Sardinal, you can check here.

Maximum UV Index Levels in Sardinal for April

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

Data source: Sardinal April 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 April Weather in Sardinal Compares to Other Months

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

This table compares monthly weather conditions in Sardinal, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	5 mm (0.2 inches)	66%	extreme
February Weather	27°C (81°F)	1 mm (0.0 inches)	64%	extreme
March Weather	27°C (82°F)	1 mm (0.0 inches)	63%	extreme
April Weather	28°C (83°F)	24 mm (1.0 inches)	63%	extreme
May Weather	27°C (82°F)	233 mm (9.2 inches)	63%	extreme
June Weather	27°C (81°F)	224 mm (8.8 inches)	74%	extreme
July Weather	27°C (82°F)	99 mm (3.9 inches)	85%	extreme
August Weather	27°C (81°F)	207 mm (8.1 inches)	82%	extreme
September Weather	27°C (80°F)	218 mm (8.6 inches)	80%	extreme
October Weather	26°C (80°F)	357 mm (14.1 inches)	79%	extreme
November Weather	27°C (80°F)	132 mm (5.2 inches)	79%	extreme
December Weather	27°C (80°F)	13 mm (0.5 inches)	70%	very high