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Belize weather in December 2025
Expect daytime maximum temperatures of 81°F in Belize in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 7.1 inches of rainfall in the month.
- 81°F max day temperature
81 - 6 hours of sunshine per day
- 14 days with some rainfall
14 - 68°F min night temperature
68 - 11 hours of daylight per day
11 - Moderate heat & humidity
M - 7.1 inches of monthly rainfall
7.1 - 8 (Very High) UV index
8 - 81°F sea temperature
81
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The December weather guide for Belize (Belize City) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Belize destinations
Below are average maximum temperatures at popular countries, regions and places in Belize in December. Select a holiday destination to see more weather parameters.
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Metric (°C) | Imperial (°F)
More about Belize
How hot is it in Belize in December?
Daytime temperatures usually reach 81°F in Belize City, Belize in December with moderate heat and humidity, falling to 68°F at night.
How sunny is it in Belize in December?
There are normally 6 hours of bright sunshine each day in Belize City, Belize in December - that's 53% of daylight hours.
How warm is the sea around Belize in December?
The average sea temperature around Belize City, Belize in December is 81°F.
Does it rain in Belize in December?
There are usually 14 days with some rain in Belize City, Belize in December and the average monthly rainfall is 7.1 inches.
Belize December sunrise & sunset times
Browse the sunrise and sunset times for Belize in December 2025. Select a month to view Belize sunrise and sunset times for the next 12 months. The Belize sunrise and sunset times shown below are for Belize City.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st December 2025 | 06:07 | 17:17 |
| Tuesday, 16th December 2025 | 06:16 | 17:21 |
| Wednesday, 31st December 2025 | 06:23 | 17:29 |
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