Puerto Rico weather
Our guide to the weather in Puerto Rico during December
We've looked at the most up-to-date weather data for Puerto Rico, 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 Puerto Rico weather in December.
How warm is it in Puerto Rico during December?
The temperature is extremely stable in December with average highs of 21℃ and lows just 2℃ lower at 19℃. 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 Puerto Rico during December?
On average, in December you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. You're not likely to see a thunderstorm during your trip.
Is it windy in Puerto Rico during December?
You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during December. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.
How warm is the sea in Puerto Rico during December?
The water around Puerto Rico is around 21℃ during December. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.
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