December Weather in Mombasa, Kenya

Last updated: August 21, 2025

December in Mombasa, Kenya offers a warm tropical climate, with maximum temperatures reaching 32°C (90°F) and an average of 28°C (82°F). The nights cool down to a comfortable minimum of 24°C (76°F), making it ideal for evening outings. However, expect a fair share of rainfall, as this month sees about 65 mm (2.5 in) of precipitation over 17 days, contributing to the lush, vibrant vegetation. The humidity level hovers around a significant 83%, enhancing the tropical feel of this picturesque coastal city. Embrace the warmth and occasional showers as part of the enchanting Mombasa experience!

December Temperature in Mombasa

In Mombasa, Kenya, December marks a delightful transition as the year draws to a close. With minimum temperatures averaging around 24°C (76°F), the warmth is palpable, inviting both locals and visitors to enjoy the outdoors. The days remain consistently sunny, with an average temperature of 28°C (82°F), making it perfect for beach outings and leisurely strolls along the coast. As temperatures reach a maximum of 32°C (90°F), the festive spirit in the air is matched by the heat, creating a vibrant atmosphere. Compared to the preceding months, December holds steady in warmth, reflecting a consistent tropical climate that defines Mombasa, ensuring that visitors are treated to perfect weather just in time for holiday celebrations.

December Weather in Mombasa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Mombasa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mombasa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec828283827978777778798182
Data source: Temperature data for Mombasa generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Mombasa

In Mombasa, December marks the transition to the drier months, with precipitation averaging 65 mm (2.5 in) over 17 rainy days. This decrease follows the peak of the rainy season in May, which experiences the highest amount of rainfall at an impressive 358 mm (14.1 in). As the year winds down, rainfall steadily declines from November's 86 mm (3.4 in), suggesting a gradual shift towards a more stable climate. Despite fewer total precipitation days in December compared to the heavy downpours of the earlier months, the weather remains humid and warm, characteristic of Mombasa’s coastal climate. This month serves as a gentle reminder of the lush wet season now receding, while hints of sunnier days lie just ahead.

December Precipitation Trends in Mombasa

The chart displays monthly precipitation patterns in Mombasa, 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 Mombasa, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1418591643581076761741268665
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mombasa

As the year winds down in Mombasa, December brings a notable humidity level of 83%, showcasing a slight dip from the peak of 86% in June. This month aligns closely with the trend established in November, where humidity remained elevated at 85%. Throughout the year, Mombasa experiences its most humid months from mid-year to the end of the year, particularly May through July. Interestingly, the humidity gradually declines from its highest point in June to the more comfortable levels observed at the start of the year, with January's 74% being the driest of the preceding months. Thus, December’s humidity comfortably settles into the yearly average, contributing to the vibrant, lush environment characteristic of this coastal paradise.

December Average Humidity in Mombasa

This chart illustrates the average monthly humidity levels in Mombasa, 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 Mombasa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%69%70%83%86%82%75%74%78%86%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mombasa

In December, Mombasa, Kenya experiences a UV Index of 12, maintaining an extreme exposure category. This slight decrease from November's Index of 13 marks the beginning of a transition into a lesser intensity, yet it remains crucial to be cautious with sun exposure, as the burn time still stands at just 10 minutes. Throughout the year, the UV Index in Mombasa generally hovers around 11 to 15, highlighting the region's consistently high levels of solar radiation. As such, whether it’s December’s sunny skies or the peak months earlier in the year, protecting your skin remains a priority during any outdoor activities. For more information, check out the detailed Mombasa UV Index.

Maximum UV Index Levels in Mombasa for December

The chart shows the monthly maximum UV Index (UVI) for Mombasa 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 Mombasa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141311111213131312
Data source: Mombasa 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 Mombasa

As the year winds down, December in Mombasa, Kenya, shines brightly with an impressive 357 hours of sunshine, marking it as one of the sunniest months. This peak in sunlight follows a trend of steadily increasing daylight hours from the beginning of the year, where January starts at 288 hours. The growth continues through the months, showcasing Mombasa's allure as a tropical paradise. Interestingly, the sunshine values hold high during the latter half of the year, compressing into a range of 326 to 349 hours from June to August, before reaching a luminous finale in December. This consistent abundance of sunlight not only enriches the natural beauty of the coastal city but also invites visitors to bask in its warmth and vibrant culture.

Monthly Sunshine Duration in Mombasa: December Highlighted

The December sunshine duration represents the total number of hours Mombasa 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.
JanFebMarAprMayJunJulAugSepOctNovDec288h322h347h310h308h326h345h349h339h342h340h357h
Data source: Mombasa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mombasa During December

December in Mombasa, Kenya, offers a comfortable chance of sunshine, with 45% likelihood of clear skies. This trend reflects a pattern of fluctuating sunshine probabilities throughout the year, where the rainy months of April and May dip to around 39%, followed by a gradual increase. Interestingly, as the year winds down, November boasts a higher likelihood of sun at 59%, hinting that the transition from November to December maintains a consistent level of sunlight. While December's chances are neither the highest nor the lowest, they align with the reliable, warm coastal weather that makes Mombasa a favored destination for those seeking a sunny getaway.

Percentage of Sunny Days in December in Mombasa

The chart illustrates the percentage of sunny days in Mombasa 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 Mombasa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%34%52%39%39%45%41%44%57%57%59%45%
Data source: Mombasa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mombasa in December

In Mombasa, Kenya, December marks a continuation of the city's consistent daylight pattern, with 12 hours of sunlight gracing the skies. This reliable light timeline mirrors the preceding months from January through April and again in September, October, and November, showcasing the region's tropical climate where daylight remains predominantly stable throughout the year. The only variation occurs during the middle months, from May to August, when daylight dips to 11 hours. Overall, Mombasa enjoys a vibrant blend of equatorial brightness year-round, making it an appealing destination for sun-seekers and nature enthusiasts alike.

Average Daylight Hours in Mombasa for December

The chart illustrates the variation in daylight duration in Mombasa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 18m12h 13m12h 6m12h11h 55m11h 52m11h 53m11h 58m12h 4m12h 11m12h 17m12h 20m
Data source: Mombasa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Mombasa

As December settles over Mombasa, the coastal city experiences a notable shift in its wind dynamics, with average wind speeds dipping to 2.8 m/s (6 mph). This decrease marks a trend from the robust breezes of mid-year; wind speeds have gradually tapered off since reaching a peak of 6.7 m/s (15 mph) in July. The gentle December winds signal a nurturing calm, contrasting sharply with the earlier months, such as May and June, when gusts reached 6.4 m/s (14 mph) and 6.0 m/s (13 mph), respectively. As the year draws to a close, Mombasa enjoys a tranquil atmosphere, perfect for those wishing to relax and soak in the coastal charm.

Average December Wind Speed in Mombasa

The chart displays monthly wind speed patterns in Mombasa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.13.75.56.46.06.75.15.14.13.22.8 m/s
Data source: Mombasa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Mombasa Compares to Other Months

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

In December, Mombasa experiences a warm climate with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F). The month is characterized by high humidity at 83% and considerable rainfall, with precipitation totaling 65 mm (2.5 in) over 17 days. In contrast, January sees slightly cooler temperatures, with a minimum of 23°C (74°F) but maintaining the same average and maximum temperatures. Notably, January is significantly drier, receiving only 14 mm (0.6 in) of rain over just 3 days, and the humidity levels drop to 74%. This makes January a more pleasant month for outdoor activities. For more details, you can check Mombasa weather in January.

In December, the weather in Mombasa is characterized by warm temperatures, with a minimum of 24°C (76°F) and an average of 28°C (82°F), peaking at a maximum of 32°C (90°F). This month experiences significant rainfall, totaling 65 mm (2.5 in) over 17 days, contributing to a high humidity level of 83%. In contrast, February sees slightly warmer temperatures, with a maximum reaching 33°C (92°F) while maintaining the same minimum of 24°C (75°F) and an average of 28°C (83°F). Notably, February is much drier, with only 18 mm (0.7 in) of precipitation over just 4 days, resulting in a lower humidity of 71%. For more details, check out Mombasa weather in February.

In December, the weather is characterized by warm temperatures, with a minimum of 24°C (76°F), an average of 28°C (82°F), and a maximum of 32°C (90°F). The month sees about 65 mm (2.5 in) of precipitation over 17 days, accompanied by high humidity levels at 83%. In contrast, March experiences slightly higher maximum temperatures, reaching up to 34°C (93°F), while the average remains similar at 28°C (83°F). Precipitation decreases to 59 mm (2.3 in) over 12 days, and humidity is lower at 69%. For a detailed look at the weather patterns, you can visit Mombasa weather in March.

In December, the weather in Mombasa features warm temperatures with a minimum of 24°C (76°F) and an average of 28°C (82°F), peaking at a maximum of 32°C (90°F). The month experiences 65 mm (2.5 in) of rainfall over 17 days, accompanied by high humidity levels at 83%. In contrast, April exhibits similar minimum and average temperatures but reaches a slightly higher maximum of 33°C (91°F). However, it also sees a significant increase in precipitation, totaling 164 mm (6.4 in) over 27 days, with humidity levels dropping to 70%. This shift highlights April as a wetter month compared to December, while both maintain a consistently warm climate. For more detailed information, check out Mombasa weather in April.

When comparing December and May weather, both months exhibit a warm tropical climate, but they differ significantly in precipitation levels. December records a minimum temperature of 24°C (76°F) and an average of 28°C (82°F), with a maximum of 32°C (90°F) and relatively lower precipitation at 65 mm (2.5 in) over 17 days. In contrast, May has slightly lower average temperatures, with a minimum of 23°C (73°F) and an average of 26°C (80°F), but it sees a substantial increase in rainfall, totaling 358 mm (14.1 in) across 26 days. Humidity remains constant at 83% in both months. For more detailed information on the conditions during May, you can refer to Mombasa weather in May.

December and June in Mombasa present distinct weather characteristics. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), averaging around 28°C (82°F), with relatively lower precipitation of 65 mm (2.5 in) spread over 17 days and a humidity level of 83%. In contrast, June experiences slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 29°C (85°F), averaging 26°C (79°F). However, June sees increased rainfall at 107 mm (4.2 in) over 21 days and a marginally higher humidity of 86%. For a more detailed outlook, check Mombasa weather in June.

In December, Mombasa experiences warmer temperatures compared to July, with a minimum of 24°C (76°F) and an average of 28°C (82°F), peaking at 32°C (90°F). This contrasts with July's cooler temperatures, where the minimum is 22°C (72°F) and the average is 25°C (77°F), reaching a maximum of 29°C (84°F). Both months see significant rainfall, with December receiving 65 mm (2.5 in) over 17 days and July slightly higher at 67 mm (2.7 in) over 22 days. Humidity levels remain quite similar, with December at 83% and July at 82%. For a detailed look at July's weather patterns, refer to Mombasa weather in July.

December weather in Mombasa is generally warmer and more humid than in August, with average temperatures reaching 28°C (82°F) compared to August's average of 25°C (77°F). The maximum temperature in December can soar up to 32°C (90°F), while August peaks at a more moderate 29°C (85°F). Both months experience a fair amount of rainfall, with December receiving about 65 mm (2.5 in) over 17 days, slightly more than August's 61 mm (2.4 in) spread across 19 days. Additionally, December boasts a higher humidity level of 83%, compared to August's 75%, making the former feel more oppressive. For a detailed look at the weather in August, you can visit Mombasa weather in August.

In December, the weather tends to be warmer and more humid compared to September. With a minimum temperature of 24°C (76°F) and an average of 28°C (82°F), December reaches a maximum of 32°C (90°F), making it noticeably hotter than September, which has a minimum of 22°C (72°F) and reaches a maximum of 29°C (84°F). Additionally, December experiences higher humidity levels at 83%, while September's humidity is lower at 74%. Although December has slightly less precipitation with 65 mm (2.5 in) over 17 days, September sees a bit more rain at 74 mm (2.9 in) over 21 days. For more details, check out Mombasa weather in September.

In comparing the weather between December and October, we find that December tends to be slightly warmer, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), compared to October's temperatures of 22°C (71°F) to 30°C (87°F). Despite the warmer temperatures in December, it experiences less rainfall, with 65 mm (2.5 in) of precipitation over 17 days, as opposed to October's 126 mm (4.9 in) across 19 days. Additionally, December's humidity level is higher at 83%, compared to October's 78%. For more details on October's weather, you can check Mombasa weather in October.

In comparing the weather of December and November, December offers slightly warmer conditions, with average temperatures reaching 28°C (82°F) compared to November’s average of 27°C (81°F). Both months experience consistent minimum temperatures around 24°C (76°F), but December sees a maximum temperature of 32°C (90°F), just above November’s high of 32°C (89°F). Precipitation is also notable, with December recording 65 mm (2.5 in) over 17 days, which is less than November's 86 mm (3.4 in) over 19 days. Humidity remains high in both months, with December at 83% and November slightly higher at 85%. For more details, you can refer to Mombasa weather in November.

Compare Mombasa's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Mombasa

As December unfolds in Mombasa, visitors can expect a vibrant and warm atmosphere, characterized by average temperatures hovering around 28°C (82°F) and a maximum of 32°C (90°F). This month marks a transition to the rainy season, bringing along increased humidity levels of 83% and around 17 days of precipitation, although the showers often provide a refreshing respite from the heat. While the warmth and humidity can be intense, the rain enhances the lush scenery, making Mombasa's coastal beauty even more enchanting. Whether you're there to soak up the sun or explore the vibrant culture, December offers a unique charm that differentiates it from the drier months of the year. To learn more about the unique characteristics of Mombasa's climate, check out Mombasa Climate.