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Exploring Arenal

The city of Arenal has some interesting things to see and do. Popular attractions in and around Arenal include:

• Magdalena River
• Malpelo Fauna and Flora Sanctuary

When is the Best Time to Explore Arenal?

If you're curious when is the best time of year to visit Arenal, you might find this info about seasonal weather useful when you are planning your trip. The warmest months in Arenal are typically February and March, whereas the coldest months are usually December and November. The months with the most rain are May and October, whereas February and January have the least.

Here's a rundown on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 34°C and at night it is 22°C. Seasonal average rainfall is 265 mm.
• If you visit between April and June, you can expect an average temp of 31°C during the day and 22°C at night. Average rainfall during this season is 1345 mm.
• The daytime average temp from July to September is 30°C and the night-time average is 22°C. Average precipitation for this season is 1115 mm.
• Between October and December, the average temp during the day is 31°C and 22°C at night. Seasonal average rain is 914 mm.
• The average annual rainfall in Arenal is 3640 mm.