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When is the Best Time to Explore San Juan?

If you're wondering when is the best time of year to explore San Juan, you might find this info about seasonal weather useful when you are planning your trip. The warmest months in San Juan are typically January and February, whereas the coldest months are usually July and June. The months with the most rain are April and March, whereas January and November have the least.

Here's an overview 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 24°C and at night it is 12°C. Seasonal average rainfall is 62 mm.
• If you visit between April and June, you can expect an average temp of 17°C during the day and 4°C at night. Average rainfall during this season is 70 mm.
• The daytime average temp from July to September is 13°C and the night-time average is 3°C. Average precipitation for this season is 68 mm.
• Between October and December, the average temp during the day is 22°C and 8°C at night. Seasonal average rain is 47 mm.
• The average annual rainfall in San Juan is 247 mm.