Costa Rica weather

Our guide to the weather in Costa Rica during April

27

Average high

5

UV Index

232mm

Monthly rainfall

79%

Humidity

We've looked at the most up-to-date weather data for Costa Rica, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Costa Rica weather in April.

How warm is it in Costa Rica during April?

The temperature reaches around 27℃ during the daytime in April, falling away to 16℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Costa Rica during April?

On average, there will be 12 rainy days during the month, amounting to 231.9mm in total. That's a lot of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Due to the high temperature and humidity, you might expect lots of thunderstorms, however they're actually fairly infrequent at this time of year. On average, April will see just 4 days that produce a storm.

Is it windy in Costa Rica during April?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in April. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.

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Weather in Costa Rica

Our month-by-month guide to the weather and climate in Costa Rica

24.6

Costa Rica weather in

January
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February
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March
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April
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May
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June
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July
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August
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September
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October
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November
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