Montego Bay Weather in December
What's the weather like in Montego Bay (Saint James) in December 2025?
The climate in Montego Bay during December can be summarized as hot, humid and a little damp.
December is in the winter in Montego Bay and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 21°C (69°F) is normal.
| Daytime temperature | 29.5°C 85°F |
|---|---|
| Nightly temperature | 20.8°C 69.4°F |
| Average temperature | 25.1°C 77.2°F |
| Daily sunshine | 7.1 hrs |
| Avg rainfall | 87 mm 3.4 ins |
| Rainy days | 9 days |
| Sea temperature | 27.9°C 82.2°F |
| Humidity | 79% |
| Windspeed | 13kph 8 mph |
On average December is the 4th driest month of the year in Montego Bay with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
December temperatures in Montego Bay
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Montego Bay in December 2025.
Other monthly averages
Best places to visit in December
Montego Bay weather stats
| Hottest month: | August | 31.5°C 88.7°F |
|---|---|---|
| Driest month: | February | 74mm 2.9ins |
| Sunniest month: | April | 8.8hrs |
| Coldest month: | January | 28.9°C 84°F |
| Wettest month: | October | 261mm 10.3ins |
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