December Weather in Merelani, Tanzania

Last updated: August 28, 2025

December in Merelani, Tanzania brings a blend of warmth and humidity, with maximum temperatures soaring to 34°C (93°F) and an average of 24°C (76°F). As the month progresses, the region experiences approximately 74 mm (2.9 in) of rainfall spread over 18 days, contributing to a notably high humidity level of 84%. These conditions create a lively atmosphere, ideal for exploring the lush landscapes and vibrant culture that define this unique Tanzanian locale. Visitors can expect a mix of sunshine and rain, making it essential to pack accordingly for both sunny excursions and brief, refreshing showers.

December Temperature in Merelani

In December, Merelani, Tanzania embraces a delightful warmth as temperatures hover between a minimum of 16°C (62°F) and a maximum of 34°C (93°F). The average temperature reaches a comfortable 24°C (76°F), making it an inviting time for visitors and locals alike. As the year draws to a close, the region experiences a subtle rise in warmth, aligning with the trend seen since the beginning of December, where mild nights transition to hotter days. This month marks the end of the dry season, leading to vibrant landscapes and active wildlife, enhancing the overall charm of Merelani during this time of year.

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

The chart illustrates December temperature patterns in Merelani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merelani, 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).
JanFebMarAprMayJunJulAugSepOctNovDec777777747067666971747576
Data source: Temperature data for Merelani 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 Merelani

In December, Merelani, Tanzania experiences a notable shift in precipitation patterns as the rainy season approaches its peak. With 74 mm (2.9 in) of rainfall spread across approximately 18 days, the month serves as a refreshing transition from the drier spell of October and November. This increase in both precipitation amount and rainy days signals the building intensity of the wet season, showcasing December as a crucial month for local agriculture and water replenishment. As temperatures remain warm, the consistent moisture not only nourishes the land but also sets the stage for the heavier rains characteristic of January and February, ensuring that the cycle of life thrives in this vibrant region.

December Precipitation Trends in Merelani

The chart displays monthly precipitation patterns in Merelani, 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 Merelani, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec675918719813019202015507574
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Merelani

As the year draws to a close, December brings a noticeable spike in humidity levels in Merelani, Tanzania, reaching an average of 84%. This significant increase follows a steady rise from a more moderate 71% in May and peaks sharply after the already high levels seen in November at 83%. The trend of climbing humidity is evident, particularly during the latter half of the year, where it hovers between 63% and 73% from June to October. December stands out as the most humid month, sealing a year marked by a gradual intensification in moisture content, perfectly reflecting the region's shift towards its wetter season.

December Average Humidity in Merelani

This chart illustrates the average monthly humidity levels in Merelani, 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 Merelani is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%62%55%58%71%73%68%63%60%68%83%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Merelani

In December, Merelani, Tanzania, continues to experience an extreme UV Index of 14, closely aligning with the values noted in the preceding months of October and November. This trend reflects a steady environment where intense sun exposure is the norm, requiring vigilance in sun protection strategies. Across the year, the UV Index in Merelani consistently hovers in the extreme category, peaking at 16 in both February and March. With an unwavering burn time of just 10 minutes throughout the year, it’s essential for residents and visitors alike to remain aware of their sun exposure. For more detailed insights on the UV conditions, please visit Merelani UV Index.

Maximum UV Index Levels in Merelani for December

The chart shows the monthly maximum UV Index (UVI) for Merelani 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 Merelani typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151311111314141314
Data source: Merelani 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 Merelani

As the year draws to a close, December's sunshine in Merelani, Tanzania, shines the brightest, averaging an impressive 353 hours of glorious daylight. This month's sunniest disposition marks a notable uptick, as it follows a consistent trend of increasing sunlight. With earlier months such as January at 286 hours gradually paving the way, each subsequent month showcases a gradual rise in sun exposure, peaking in December. The progression from October's 351 hours to December’s radiant finale reflects the region's captivating climate, making it an enticing time for outdoor adventures and basking in the warmth of the sun. Overall, the coffee-scented air and golden rays come together beautifully, offering a warm and picturesque setting to end the year.

Monthly Sunshine Duration in Merelani: December Highlighted

The December sunshine duration represents the total number of hours Merelani 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.
JanFebMarAprMayJunJulAugSepOctNovDec286h312h339h316h325h312h324h331h333h351h342h353h
Data source: Merelani December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Merelani During December

In December, Merelani, Tanzania, experiences a 40% chance of sunny weather, marking a slight dip from the preceding month of November, which enjoys a more optimistic 55%. This trend reveals a seasonal shift as the year nears its end; however, compared to the earlier months, December still stands out as a reasonably sunny time. The latter half of the year shows varied sunshine likelihood, oscillating between 21% in May to 55% in November, with December mediating this range. Overall, while December isn't the sunniest month, it offers a fair opportunity for those hoping to bask in Tanzania's warm rays before the year concludes.

Percentage of Sunny Days in December in Merelani

The chart illustrates the percentage of sunny days in Merelani 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 Merelani experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%29%46%24%21%27%27%43%44%50%55%40%
Data source: Merelani December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Merelani in December

In Merelani, Tanzania, the daylight duration is remarkably consistent throughout the year, hovering around 12 hours from January to April and again in September to November. As the year progresses into May through August, daylight dips slightly to 11 hours, likely reflecting the shift in seasons as the landscape prepares for the drier months. However, by December, daylight stretches back to a full 12 hours, contributing to the region's vibrant and dynamic atmosphere. This cyclical pattern highlights the stability of the daylight hours, fostering a rhythmic lifestyle for the residents and the natural environment alike.

Average Daylight Hours in Merelani for December

The chart illustrates the variation in daylight duration in Merelani throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 17m12h 12m12h 6m12h11h 56m11h 54m11h 55m11h 59m12h 4m12h 10m12h 15m12h 18m
Data source: Merelani daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Merelani

In Merelani, Tanzania, December sees a gentle breeze with an average wind speed of 2.2 m/s (5 mph), marking a continuation of the upward trend established in the months leading up to it. After a gradual rise from 1.5 m/s in January to a peak of 2.4 m/s in both October and November, the wind settles into a tranquil rhythm as the year draws to a close. This seasonal wind pattern not only enhances the charm of the December landscape but also creates an inviting atmosphere for exploration and contemplation. The consistent increase in wind speed throughout the year adds a dynamic layer to Merelani's weather, making the final month a perfect blend of calm and vigor amid the tropical scenery.

Average December Wind Speed in Merelani

The chart displays monthly wind speed patterns in Merelani, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.91.71.71.92.02.02.32.42.42.2 m/s
Data source: Merelani December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Merelani Compares to Other Months

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

In December, the weather is characterized by warm temperatures, with a minimum of 16°C (62°F) and an average of 24°C (76°F), reaching a maximum of 34°C (93°F). This month sees a significant amount of precipitation, totaling 74 mm (2.9 in) over 18 days, along with high humidity at 84%.

Conversely, January experiences slightly warmer average temperatures, rising to 25°C (77°F), while still maintaining a minimum of 16°C (61°F) and a maximum of 34°C (94°F). Precipitation declines to 67 mm (2.6 in) and is spread over just 11 days, resulting in lower humidity at 68%. For more details about January weather, you can check this link: Merelani weather in January.

In comparing December and February weather, both months maintain a relatively warm climate, with December averaging 24°C (76°F) and February slightly warmer at 25°C (77°F). The maximum temperatures also show a gradual increase, peaking at 34°C (93°F) in December and reaching 35°C (95°F) in February. However, February experiences less precipitation, with only 59 mm (2.3 inches) over 10 days compared to December's 74 mm (2.9 inches) across 18 days. Additionally, February’s humidity is notably lower at 62%, compared to December's 84%. For more details on the weather in February, refer to Merelani weather in February.

In December, the weather features a comfortable range of temperatures, with minimums around 16°C (62°F) and maximums peaking at 34°C (93°F). The month experiences considerable rainfall, with about 74 mm (2.9 in) of precipitation spread across 18 days, contributing to a high humidity of 84%. In contrast, March sees a slight increase in both minimum and average temperatures, with a minimum of 17°C (63°F) and a maximum reaching 35°C (96°F). However, March is notably wetter, with precipitation totaling 187 mm (7.4 in) over 16 days, though humidity drops significantly to 55%. For more detailed information, check out the link: Merelani weather in March.

In December, the weather is characterized by warmer temperatures, averaging around 24°C (76°F), with maximum highs reaching 34°C (93°F) and a humidity level of 84%. However, this month also sees considerable rainfall, with 74 mm (2.9 in) of precipitation spread over 18 days. In contrast, April experiences slightly cooler average temperatures at 23°C (74°F), with minimums of 18°C (65°F) and maximums of 33°C (92°F). This month is significantly wetter, totaling 198 mm (7.8 in) of precipitation and rain on 28 days, but it features a lower humidity of 58%. For those interested in the specifics of April weather, further details can be found at Merelani weather in April.

In December, the weather is generally warmer, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 34°C (93°F), resulting in an average temperature of 24°C (76°F). The month sees significant moisture, with 74 mm (2.9 in) of precipitation spread over 18 days and a high humidity level of 84%. In contrast, May experiences cooler conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 30°C (86°F), yielding an average of 21°C (70°F). While May has a slightly higher total precipitation of 130 mm (5.1 in) over 20 days, the humidity level is lower at 71%. For more detailed information on the weather in May, you can visit Merelani weather in May.

In December, temperatures range from a minimum of 16°C (62°F) to a maximum of 34°C (93°F), with an average of 24°C (76°F). The month is characterized by higher humidity at 84% and significant rainfall, with 74 mm (2.9 in) spread over 18 days. In contrast, June experiences cooler weather, with temperatures varying from a minimum of 12°C (54°F) to a maximum of 27°C (81°F) and an average of 20°C (68°F). This month sees much less precipitation, totaling only 19 mm (0.7 in) over just 6 days, along with lower humidity at 73%. For a detailed look at June weather specifics, you can visit Merelani weather in June.

December and July exhibit significant differences in weather patterns. In December, temperatures range from a minimum of 16°C (62°F) to a maximum of 34°C (93°F), with an average of 24°C (76°F). This month also sees higher humidity at 84% and frequent rainfall, averaging 74 mm (2.9 in) over 18 days. In contrast, July experiences cooler temperatures, with a minimum of 10°C (50°F), an average of 19°C (67°F), and a maximum of 28°C (83°F). Precipitation is considerably lower in July, totaling just 20 mm (0.8 in) over 6 days, and humidity levels are more comfortable at 68%. For more detailed weather information, visit Merelani weather in July.

When comparing the weather in December and August, December presents a warmer climate with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 34°C (93°F), while August offers slightly cooler temperatures with a minimum of 12°C (53°F) and a maximum of 31°C (87°F). Additionally, December experiences higher humidity at 84% compared to August's 63%, leading to a more tropical feel. Precipitation is also more frequent in December, with 74 mm (2.9 in) falling over 18 days, as opposed to August, which sees only 20 mm (0.8 in) over 6 days. For further insights on August weather specifically, you can visit Merelani weather in August.

December and September exhibit notable differences in weather conditions. In December, temperatures range from a minimum of 16°C (62°F) to a maximum of 34°C (93°F), with an average of 24°C (76°F). The month is marked by significant rainfall, averaging 74 mm (2.9 in) over 18 days and high humidity at 84%. In contrast, September experiences milder weather, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 31°C (88°F) and an average of 22°C (72°F). This month is much drier, with only 15 mm (0.6 in) of precipitation over just 3 days and lower humidity at 60%. For more detailed insights on September weather, you may refer to Merelani weather in September.

In December, the weather is generally warmer and more humid compared to October, with average temperatures ranging from a minimum of 16°C (62°F) to a maximum of 34°C (93°F). In contrast, October experiences slightly cooler temperatures, with averages between 15°C (58°F) and 33°C (91°F). Additionally, December sees more precipitation, with 74 mm (2.9 in) falling over 18 days, while October has only 50 mm (2.0 in) over 11 days. The humidity levels also rise significantly in December, averaging 84% compared to October's 68%. For more detailed weather information, refer to Merelani weather in October.

In comparing the weather between December and November, we see striking similarities, particularly in terms of temperature, as both months feature a minimum of 16°C (61-62°F), an average of around 24°C (75-76°F), and a maximum of 34°C (93°F). However, December experiences slightly higher precipitation at 74 mm (2.9 in) over 18 days, compared to November's 75 mm spread over just 15 days. Additionally, December has a marginally higher humidity level at 84%, while November sits at 83%. For more detailed insights, you can check Merelani weather in November.

Compare Merelani's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Merelani

As December unfolds in Merelani, the weather shifts noticeably, bringing warmth and increased humidity that sets it apart from the cooler months preceding it. With average temperatures rising to a comfortable 24°C (76°F), December is a time of pleasant heat, peaking at 34°C (93°F) on the warmer days. However, this month also sees a higher frequency of precipitation, with rainfall occurring on about 18 days and totaling 74 mm (2.9 in). The humidity often feels quite high at 84%, which can accentuate the tropical ambiance. These characteristics make December a vibrant month, inviting outdoor activities while reminding visitors of the region's enchanting and unpredictable climate. For a more comprehensive understanding, explore the detailed Merelani Climate.