Belize weather
Our guide to the weather in Belize during December
Belize offers an exciting mix of culture, adventure and stunning beaches, making it an ideal destination for those seeking a unique holiday experience - particularly in December when the weather is warm and dry. We've looked at the most up-to-date weather data for Belize, 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 Belize weather in December.
How warm is it in Belize during December?
The temperature reaches around 27℃ during the daytime in December, falling away to 18℃ 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 Belize during December?
On average, there will be 5 rainy days during the month, amounting to 97.2mm in total. That's a significant amount 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, December will see just 1 days that produce a storm.
Is it windy in Belize during December?
No - there is very light air movement in December so conditions should be calm with light breezes at times.
How warm is the sea in Belize during December?
The water around Belize reaches a very pleasant 27℃ during December. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable.
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December
