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April Weather in Costa Rica, Peru

Last updated: August 27, 2025

In April, the average temperature in Costa Rica, Peru reaches a comfortable 25°C (77°F). Expect a minimum of 19°C (66°F) and a warm maximum of 33°C (92°F). Precipitation is notable, with 174 mm (6.9 in) spread across 23 days, contributing to an average humidity of 86%.

April Temperature in Costa Rica

In April in Costa Rica, the average temperature is 25°C (77°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop as low as 19°C (66°F). This comfortable climate makes it an ideal destination for travelers seeking pleasant weather and outdoor adventures.

April Weather in Costa Rica: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Costa Rica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Costa Rica, April typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (92°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777777675757778797877
Data source: Temperature data for Costa Rica generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Costa Rica

In Costa Rica in April, the total precipitation amount is 174 mm (6.9 in) over the course of 23 days.

April Precipitation Trends in Costa Rica

The chart displays monthly precipitation patterns in Costa Rica, 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 Costa Rica, April typically receives around 174 mm (6.9 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec21721224217414894626153146247220
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Costa Rica

In Costa Rica in April, humidity is 86%. With an average temperature of 25°C (77°F), this humidity feels like you are wrapped in a warm, heavy blanket, making travel a bit challenging as you may find yourself frequently seeking shade and hydration while navigating the vibrant streets.

April Average Humidity in Costa Rica

This chart illustrates the average monthly humidity levels in Costa Rica, 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 Costa Rica is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%76%81%86%86%70%47%37%42%62%76%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Costa Rica

In Costa Rica in April, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Costa Rica.

Maximum UV Index Levels in Costa Rica for April

The chart shows the monthly maximum UV Index (UVI) for Costa Rica 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 Costa Rica typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161411111214151414
Data source: Costa Rica 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 Costa Rica Compares to Other Months

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

This table compares monthly weather conditions in Costa Rica, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)217 mm (8.5 inches)80%extreme
February Weather25°C (77°F)212 mm (8.4 inches)76%extreme
March Weather25°C (77°F)242 mm (9.5 inches)81%extreme
April Weather25°C (77°F)174 mm (6.9 inches)86%extreme
May Weather25°C (76°F)148 mm (5.8 inches)86%extreme
June Weather24°C (76°F)94 mm (3.7 inches)70%extreme
July Weather24°C (75°F)62 mm (2.5 inches)47%extreme
August Weather25°C (77°F)61 mm (2.4 inches)37%extreme
September Weather26°C (79°F)53 mm (2.1 inches)42%extreme
October Weather26°C (79°F)146 mm (5.7 inches)62%extreme
November Weather25°C (78°F)247 mm (9.7 inches)76%extreme
December Weather25°C (78°F)220 mm (8.7 inches)89%extreme

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