December Weather in Montego Bay, Jamaica

Last updated: August 21, 2025

In December, Montego Bay, Jamaica offers a warm tropical escape, with maximum temperatures reaching up to 30°C (86°F) and an average of 26°C (79°F). Visitors can expect pleasant evenings as temperatures dip to a comfortable minimum of 22°C (72°F). While the humidity hovers around 75%, there’s a chance of showers, with about 56 mm (2.2 in) of rain accumulating over approximately 14 days. This blend of warmth and occasional rainfall contributes to the lush beauty of the region, making it a perfect time for vacationers seeking both relaxation and adventure in paradise.

December Temperature in Montego Bay

In December, Montego Bay, Jamaica, enjoys a delightful transition into the cooler season, showcasing a pleasant weather pattern ideal for holiday travelers. With minimum temperatures hovering around 22°C (72°F) and averages reaching a comfortable 26°C (79°F), visitors can expect warm, sunny days perfect for exploring the stunning coastline. The maximum temperature peaks at 30°C (86°F), offering just the right amount of warmth for beach outings and outdoor activities. Compared to the warmer months, December provides a slight reprieve from the heat, making it an inviting time to experience the island's vibrant culture and natural beauty.

December Weather in Montego Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Montego Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montego Bay, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777798082828282817978
Data source: Temperature data for Montego Bay generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Montego Bay

In Montego Bay, December marks a transition as precipitation begins to wane, with an average of 56 mm (2.2 in) falling over 14 days. This decrease in rainfall reflects a trend seen throughout the month, as the region steadily shifts away from its peak wet season, characterized by May's 240 mm (9.4 in) and consistent rainfall in preceding months. While December's moisture is notably lower compared to the 81 mm (3.2 in) in March, the weather remains relatively mild, providing a pleasant atmosphere for visitors. Though the skies see a slight reduction in downpours, the warmth of the Caribbean still shines through, inviting those seeking a sunny escape during the festive season.

December Precipitation Trends in Montego Bay

The chart displays monthly precipitation patterns in Montego Bay, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Montego Bay, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec57428111424014314316620020913956
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Montego Bay

In December, the humidity in Montego Bay, Jamaica, reaches 75%, marking a slight drop from the higher levels often seen in the preceding months. This modest decline follows a trend of increasing warmth and moisture through the fall, with November peaking at 76%. Overall, December's humidity sits comfortably above the milder summer months, which typically hover around 69% to 73%. As the year wraps up, visitors can expect a lush and tropical atmosphere, reflective of the island's characteristic warmth and inviting breezes, making it a perfect time for beach lovers and adventurers alike.

December Average Humidity in Montego Bay

This chart illustrates the average monthly humidity levels in Montego Bay, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Montego Bay is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%72%71%72%69%70%72%73%73%74%76%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Montego Bay

As December unfolds in Montego Bay, Jamaica, residents and visitors enjoy a slight reprieve from the intense sun, with the UV Index dropping to 8, categorized as very high with a recommended burn time of just 15 minutes. This lower index marks a contrast from the extreme levels seen in the earlier months, particularly from February to August, where values reached as high as 13 and demanded vigilance against sunburn. Although December precedes January's return to 9, indicating a still significant UV exposure, it's a time when caution is still advised while basking in the tropical sun. For more detailed insights on the UV Index throughout the year, visit Montego Bay UV Index.

Maximum UV Index Levels in Montego Bay for December

The chart shows the monthly maximum UV Index (UVI) for Montego Bay in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Montego Bay typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131313121298
Data source: Montego Bay December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Montego Bay

December in Montego Bay, Jamaica, offers a delightful farewell to the year with an impressive 309 hours of sunshine. As temperatures cool slightly, this month brings a notable increase compared to the preceding November, which recorded 288 hours. The sunshine trend remains strong through the end of the year, maintaining a consistent brightness following July's peak of 349 hours. This pattern suggests that while the days may be shorter, they are still filled with a generous dose of Central Caribbean light, making December an ideal time for sun-seekers to bask in the warmth of Jamaican winter. With a comforting blend of sunshine and seasonal charm, Montego Bay truly shines in this vibrant month.

Monthly Sunshine Duration in Montego Bay: December Highlighted

The December sunshine duration represents the total number of hours Montego Bay experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec248h300h343h342h330h332h349h335h315h305h288h309h
Data source: Montego Bay December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Montego Bay During December

In December, Montego Bay enjoys a promising likelihood of sunny weather, with a 66% chance of sunshine. This marks a noticeable rebound compared to the lower probabilities seen in the preceding months, particularly November, which dipped to just 37%. As the year winds down, the sun begins to shine brighter, suggesting that visitors can expect more sun-kissed days perfect for enjoying the island's stunning beaches and vibrant culture. With the winter months generally trending toward better weather, December stands out as a favorable time for travelers seeking warmth and relaxation in Jamaica.

Percentage of Sunny Days in December in Montego Bay

The chart illustrates the percentage of sunny days in Montego Bay throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Montego Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%78%66%51%58%40%47%42%51%43%37%66%
Data source: Montego Bay December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Montego Bay in December

In Montego Bay, Jamaica, December marks a return to shorter days, with daylight lasting 11 hours—similar to the preceding months of January and February. The trend throughout the year reveals a gradual increase in daylight from the 11 hours in early winter to a peak of 13 hours during the summer months of June and July. As the year progresses toward the festive season, daylight gradually recedes, transitioning back to lighter days come spring in March, where it lifts to 12 hours once again. This cyclical pattern offers a delightful blend of sun-kissed days that characterize the Jamaican coastline, welcoming both relaxation and celebration in every season.

Average Daylight Hours in Montego Bay for December

The chart illustrates the variation in daylight duration in Montego Bay throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 8m11h 32m12h 2m12h 33m12h 59m13h 12m13h 5m12h 42m12h 12m11h 41m11h 14m11h 1m
Data source: Montego Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Montego Bay

As December rolls into Montego Bay, Jamaica, the winds pick up a refreshing pace, with an average speed of 4.0 m/s (9 mph), the highest of the year. This invigorating breeze contrasts sharply with the summer months, where wind speeds lingered around 2.9 to 3.4 m/s (6 to 8 mph). As we transition from November's 2.8 m/s (6 mph), December's winds signal the onset of cooler, more invigorating weather, making it the perfect time for beachcombers and adventurers to enjoy the tropical paradise. The steady increase in wind speed not only enhances the allure of this vibrant destination but also offers ideal conditions for a host of outdoor activities, from sailing to windsurfing, beckoning both locals and tourists alike to embrace the island's beauty during the holiday season.

Average December Wind Speed in Montego Bay

The chart displays monthly wind speed patterns in Montego Bay, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.63.53.02.92.93.43.22.32.12.84.0 m/s
Data source: Montego Bay December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Montego Bay Compares to Other Months

Weather in Montego Bay varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Montego Bay, focusing on differences in temperature, rainfall, humidity, and UV levels.

December typically experiences slightly warmer temperatures than January, with minimums averaging 22°C (72°F) compared to January’s 19°C (67°F). Both months see a maximum temperature of 30°C (86°F), but December's average temperature is a touch higher at 26°C (79°F) versus January's 25°C (77°F). Precipitation levels remain similar, with December receiving 56 mm (2.2 in) over 14 days, while January sees slightly more rainfall at 57 mm (2.2 in) across 12 days. Humidity levels are also comparable, with December at 75% and January at 74%. For a detailed look at what to expect, check out Montego Bay weather in January.

In December, temperatures in Montego Bay range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average of 26°C (79°F). The month experiences about 56 mm (2.2 in) of precipitation spread over 14 days, and humidity levels are around 75%. In comparison, February sees slightly cooler temperatures, with a minimum of 21°C (70°F) and an average of 25°C (78°F), while still reaching a maximum of 30°C (87°F). Precipitation decreases to 42 mm (1.7 in) across 15 days, and humidity drops to 72%. For more detailed weather information, you can check Montego Bay weather in February.

When comparing the weather in December and March, both months offer warm temperatures, but December is slightly warmer overall, with an average of 26°C (79°F) compared to March's 25°C (78°F). December also has a higher minimum temperature of 22°C (72°F), while March's minimum is 21°C (70°F). Precipitation is notably greater in March, with 81 mm (3.2 in) of rain over 18 days compared to December's 56 mm (2.2 in) over 14 days. Despite this, March experiences lower humidity at 71%, compared to December's 75%. For more details on the climate during this time, check out Montego Bay weather in March.

In December, the weather in Montego Bay features consistently warm temperatures, with a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 30°C (86°F). While the rainfall is moderate at 56 mm (2.2 in) over about 14 days, humidity remains relatively high at 75%. In contrast, April experiences slightly higher maximum temperatures, reaching up to 33°C (91°F), but maintaining the same minimum and average temperatures as December. The month is notably wetter, with precipitation totaling 114 mm (4.5 in) over 19 days, although humidity drops slightly to 72%. For detailed insights into the weather patterns, check out Montego Bay weather in April.

Comparing the weather between December and May reveals notable differences in temperature, precipitation, and humidity. In December, the average temperature is slightly cooler, ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), accompanied by moderate humidity levels at 75%. Precipitation is also relatively low, with 56 mm (2.2 in) falling over 14 days. In contrast, May experiences warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 32°C (90°F). However, it also sees significantly higher rainfall, totaling 240 mm (9.4 in) over 23 days, and slightly lower humidity at 69%. For more details, you can check Montego Bay weather in May.

When comparing December and June weather in Montego Bay, it's clear that both months have their unique characteristics. December generally enjoys milder temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), while June tends to be warmer, with a minimum of 24°C (76°F) and an average of 28°C (82°F). Although December sees less rainfall, averaging 56 mm (2.2 in) over 14 days, June experiences significantly more precipitation at 143 mm (5.6 in) across 21 days. Additionally, while December's humidity is relatively higher at 75%, June's humidity is slightly lower at 70%. For a detailed look at June weather, you can check out Montego Bay weather in June.

In December, the weather in Montego Bay features milder temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), peaking at a maximum of 30°C (86°F). The month sees about 56 mm (2.2 in) of precipitation over 14 days, combined with a relatively high humidity level of 75%. In contrast, July is warmer, with a minimum temperature of 25°C (77°F) and an average of 28°C (83°F), reaching up to 33°C (91°F) at its hottest. July, however, experiences significantly more rainfall, accumulating 143 mm (5.6 in) over 23 days, while maintaining a slightly lower humidity at 72%. For more detailed insight into July weather, check out Montego Bay weather in July.

In December, the weather in Montego Bay is generally warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F) and an average of 26°C (79°F). The month sees an average precipitation of 56 mm (2.2 in) over 14 rainy days and maintains a humidity level of around 75%. In contrast, August is typically hotter, featuring temperatures that start at a minimum of 25°C (77°F) and peak at 32°C (90°F), averaging 28°C (83°F). However, it is also much wetter, with precipitation reaching 166 mm (6.5 in) spread over 28 days, while humidity levels remain slightly lower at 73%. For detailed insights on August weather, you can visit Montego Bay weather in August.

When comparing the weather in December and September, one can observe notable differences. December tends to be slightly cooler, with minimum temperatures around 22°C (72°F) and maximum temperatures reaching up to 30°C (86°F), while September is warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 32°C (90°F). Additionally, December experiences significantly less precipitation, with 56 mm (2.2 inches) falling over 14 days, compared to September's 200 mm (7.9 inches) spread across 27 days. Humidity levels are relatively similar, with December at 75% and September at 73%. For more detailed insights into September's weather, you can visit Montego Bay weather in September.

In comparing the weather between October and December, October tends to be slightly warmer, with minimum temperatures around 24°C (76°F) and maximums peaking at 32°C (89°F), while December sees a lower minimum of 22°C (72°F) and a maximum of 30°C (86°F). October is also significantly wetter, receiving 208 mm (8.2 in) of precipitation over approximately 25 days, compared to December's 56 mm (2.2 in) spread across just 14 days. Humidity levels are relatively similar, with October at 73% and December at 75%. For more detailed insights, you can refer to Montego Bay weather in October.

In comparing the weather of December and November, it's evident that both months offer warm conditions, with December having a slightly lower minimum temperature of 22°C (72°F) compared to November's 23°C (74°F). The average temperature remains steady at 26°C (79°F) for both months, but December sees a higher maximum of 30°C (86°F) versus November’s 31°C (87°F). Precipitation levels are notably lower in December, with 56 mm (2.2 in) of rain over 14 days, compared to November's 139 mm (5.5 in) over 21 days. Humidity levels only vary slightly, with December at 75% and November at 76%. Overall, December offers a drier and slightly warmer experience than November. For more details on November's weather, you can check Montego Bay weather in November.

Compare Montego Bay's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Montego Bay

In December, Montego Bay experiences a delightful shift in weather that distinguishes it from the hotter summer months. With average temperatures hovering around a comfortable 26°C (79°F), it offers the perfect balance for both beach lovers and those seeking a respite from the heat. Although precipitation is notable with 14 rainy days, the humidity remains relatively high at 75%, creating a lush, tropical atmosphere. This month is often favored for its festive spirit and pleasant temperatures, making it an ideal time for visitors looking to escape the winter chill elsewhere. For a detailed overview of the weather patterns throughout the year, check out Montego Bay Climate.