December in Montego Bay typically sees daytime highs of 29°C (84°F) and nighttime lows of 23°C (73°F). Rainfall is also possible this month, so it's worth packing an umbrella.
If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Montego Bay.
Min Temperature
Max Temperature
Water Temperature
Chance of Rain
Precipitation
Rainy days
Humidity
Sunshine
Percentage Sunshine
Pick a month to see the average temperature, rainfall and sunshine in Montego Bay - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Montego Bay typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 24°C (75°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Montego Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 22 years of weather observations (2003-2025), these are the most extreme conditions recorded in Montego Bay.
Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Montego Bay in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 27°C (81°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Montego Bay climate overview or explore weather in Jamaica.
Where to go in December - average daytime high across popular destinations.
Treasure Beach
29°C (84°F) Runaway Bay28°C (82°F) Montego Bay29°C (84°F) Ocho Rios28°C (82°F) Kingston28°C (82°F) Negril29°C (84°F) Port Antonio27°C (81°F) Need travel inspiration? Check out our bucket list articles and be inspired.
Unwind, relax and enjoy the tranquil side of Jamaica
The beauty of Jamaica is also that there are also some undiscovered places where you can completely unwind and have a peaceful & tranquil stay. Where? You'll read about it in this article.
The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
