December Weather in Iringa, Tanzania

Last updated: August 28, 2025

December in Iringa, Tanzania is characterized by warm temperatures and high humidity, creating a unique climate experience. With daily maximums reaching 30°C (87°F) and average temperatures around 20°C (69°F), the weather remains comfortably warm. However, visitors should prepare for the frequent rainfall, totaling 132 mm (5.2 in) over the month, with precipitation observed on 21 days. The humidity levels soar to an impressive 90%, enhancing the tropical atmosphere of this beautiful region. It's a time when nature flourishes, providing a lush backdrop for those exploring Iringa's captivating landscapes and vibrant culture.

December Temperature in Iringa

In December, Iringa, Tanzania, enjoys a pleasant transition into the hotter months, with temperatures showcasing a rhythmic rise. The month opens with nighttime lows around 14°C (57°F), providing a mild reprieve. As the sun graces the days, average temperatures settle comfortably at 20°C (68°F), while daytime peaks reach a warm 30°C (87°F). Notably, this pattern highlights December as a continuation of the warmer trend established in previous months, particularly as temperatures remain consistent with those experienced in November. As Iringa moves towards the peak of its summer, the climate remains inviting, making it an ideal time for outdoor exploration and cultural experiences.

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

The chart illustrates December temperature patterns in Iringa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iringa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec676867676563626466687069
Data source: Temperature data for Iringa 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 Iringa

December in Iringa, Tanzania, embraces the rainy season with 132 mm (5.2 in) of precipitation spread over 21 days. This month continues the trend of increased rainfall that peaks in the earlier months, notably March with its 174 mm. As the year draws to a close, December’s rainfall offers a refreshing contrast to the dry spell from June to August, when the region experienced negligible precipitation. The consistent drizzle across December not only revitalizes the landscape but also signifies the onset of agricultural activities, essential for local farmers. Overall, this month reinforces the pattern of fluctuating precipitation that characterizes Iringa's climate, highlighting the importance of rain for sustaining both the environment and local livelihoods.

December Precipitation Trends in Iringa

The chart displays monthly precipitation patterns in Iringa, 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 Iringa, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec157139174791911111469133
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Iringa

In December, Iringa, Tanzania, experiences a significant increase in humidity, rising to 90%, making it one of the wettest months of the year. This spike follows a trend where humidity levels generally hover around the mid-70s to low-80s from July to November. The descent into the drier months, particularly from August (69%) to October (65%), sets the stage for December's peak, indicating a shift towards the rainy season. The transition underscores a seasonal rhythm, where the air becomes increasingly thick with moisture, preparing the landscape for rejuvenation as the year comes to a close. As the humidity soars, it ushers in a lush environment, reflecting a vibrant end to the year.

December Average Humidity in Iringa

This chart illustrates the average monthly humidity levels in Iringa, 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 Iringa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%78%80%84%81%76%69%64%65%79%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Iringa

As December rolls in, Iringa, Tanzania, continues to experience an extreme UV Index, peaking at 15 this month. This marks a slight increase from 14 in the preceding months, signaling that sun safety remains crucial throughout the year. With a burn time consistently set at just 10 minutes, residents and travelers alike must stay vigilant against sun exposure, reminiscent of the high UV levels recorded from January to April. While the UV Index does fluctuate—dipping to 11 during the cooler months of June and July—the trend indicates a persistent need for protective measures against harmful UV radiation. For more detailed information, visit Iringa UV Index.

Maximum UV Index Levels in Iringa for December

The chart shows the monthly maximum UV Index (UVI) for Iringa 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 Iringa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161616161311111314141415
Data source: Iringa 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 Iringa

December shines brightly in Iringa, Tanzania, with an impressive 342 hours of sunshine, rounding off the year with a consistent display of warmth. This month typically sees a slight dip compared to the radiant peak in October, which boasts an impressive 362 hours, but still maintains remarkable luminosity as one of the sunniest times of the year. From the 258 hours in January to the 348 hours in May, there's a clear upward trend in sunlight hours leading into the dry season, peaking in the vibrant months of March and April. As the year closes, December's sunlight is a reminder of the abundance that marks daily life in this charming Tanzanian region, with plenty of golden days to invite exploration and enjoyment.

Monthly Sunshine Duration in Iringa: December Highlighted

The December sunshine duration represents the total number of hours Iringa 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.
JanFebMarAprMayJunJulAugSepOctNovDec258h290h315h330h348h334h343h347h346h362h350h342h
Data source: Iringa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Iringa During December

In Iringa, Tanzania, the likelihood of sunny weather in December stands at 52%, marking a noticeable shift as the year winds down. This month sees a decline from the peak sunshine months of July and August, which enjoy probabilities of 76% and 75% respectively. As we transition from the dry season of June and July into December, the chances of sunshine begin to dip; however, they remain significantly higher than the earlier months of the year. By December, residents and visitors alike can still expect more sunny days compared to the initial months like January and February, which languish at just 17% and 19%. Thus, while December may herald the onset of the rainy season, it still offers a fair amount of sunshine for outdoor activities.

Percentage of Sunny Days in December in Iringa

The chart illustrates the percentage of sunny days in Iringa 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 Iringa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%19%31%26%53%65%76%75%71%61%64%52%
Data source: Iringa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Iringa in December

In Iringa, Tanzania, December shines brightly with a consistent 12 hours of daylight, mirroring the earlier months of the year. This continuity highlights a fascinating trend, as the region enjoys nearly uniform daylight from January through November, transitioning to 11 hours during the cooler months of April to August. The return to 12 hours in December reflects a gradual reawakening of daylight, creating a sense of balance and warmth that brings a vibrant energy to the end of the year. As the seasons shift, Iringa's daylight duration not only influences daily activities but also fosters a rich agricultural landscape, supporting the thriving community throughout the year.

Average Daylight Hours in Iringa for December

The chart illustrates the variation in daylight duration in Iringa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 30m12h 20m12h 7m11h 54m11h 44m11h 39m11h 42m11h 51m12h 2m12h 15m12h 27m12h 33m
Data source: Iringa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Iringa

As December sweeps into Iringa, Tanzania, the wind begins to whisper a cool serenade, with average speeds settling at 3.5 m/s (approximately 8 mph). This marks a gentle decline from the brisker gusts of previous months, following a clear upward trend since the beginning of the year. From a modest 1.7 m/s in January, winds gradually gained strength, peaking in July at 4.7 m/s before tapering off as the year draws to a close. December's breezy ambiance brings a refreshing touch, ideal for outdoor escapades and celebrating the festive season amidst the scenic landscapes.

Average December Wind Speed in Iringa

The chart displays monthly wind speed patterns in Iringa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.82.33.83.84.04.74.24.54.03.73.5 m/s
Data source: Iringa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Iringa Compares to Other Months

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

In December, the weather features a warm average temperature of 20°C (69°F), with daily highs reaching up to 30°C (87°F). The month experiences significant precipitation, totaling 132 mm (5.2 in) over 21 days, coupled with high humidity levels at 90%. In contrast, January sees a slightly cooler average temperature of 20°C (68°F) and a maximum of 29°C (85°F). Precipitation increases to 157 mm (6.2 in), occurring on 22 days, while humidity drops to a more comfortable 84%. For a detailed look at the climate, you can visit Iringa weather in January.

December and February in Iringa exhibit some similarities in weather, but also notable differences. Both months experience a minimum temperature of around 14°C (57°F) and an average temperature close to 20°C (68-69°F). However, February sees a slight decrease in maximum temperature, peaking at 27°C (82°F), compared to December’s warmer 30°C (87°F). Precipitation is slightly higher in February at 139 mm (5.5 in), over 19 days, compared to 132 mm (5.2 in) over 21 days in December. Humidity levels are also marginally lower in February at 85%, compared to December's higher humidity of 90%. For a detailed look at February weather in Iringa, visit Iringa weather in February.

In December, Iringa experiences warm temperatures, with a minimum of 14°C (57°F) and a maximum of 30°C (87°F), accompanied by high humidity at 90%. The month typically sees around 132 mm (5.2 inches) of precipitation over 21 days. In contrast, March offers slightly cooler temperatures, with a minimum of 13°C (57°F) and a maximum of 28°C (82°F). However, it is wetter, with 174 mm (6.9 inches) of rainfall spread across 23 days and a lower humidity level of 78%. For a detailed look at the weather conditions during this month, you can refer to Iringa weather in March.

In comparing the weather between December and April, December tends to be warmer overall, with average temperatures reaching up to 20°C (69°F) compared to April's average of 19°C (67°F). The maximum temperature in December can reach as high as 30°C (87°F), whereas April's maximum cools to 27°C (81°F). December also sees significantly more rainfall, with 132 mm (5.2 in) over 21 days, compared to April’s 79 mm (3.1 in) over just 14 days. Humidity levels are slightly higher in December at 90%, whereas April's humidity sits around 80%. For more specific information about the weather in Iringa during April, you can visit Iringa weather in April.

In December, the weather is notably warmer, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 30°C (87°F) and an average of 20°C (69°F). The month experiences frequent rainfall, with precipitation occurring on 21 days and totaling 132 mm (5.2 in), contributing to a humidity level of 90%. In contrast, May offers a cooler climate, where temperatures range from a minimum of 11°C (53°F) to a maximum of 27°C (81°F), averaging 18°C (65°F). Rainfall is significantly lower in May, with only 19 mm (0.7 in) over just 3 days, resulting in a humidity of 84%. For more detailed information, you can check Iringa weather in May.

In December, Iringa experiences a warmer climate with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 30°C (87°F). The month is characterized by significant rainfall, receiving about 132 mm (5.2 in) over 21 days, which contributes to a high humidity level of 90%. In contrast, June presents a cooler and drier atmosphere, with temperatures ranging from a minimum of 10°C (49°F) to a maximum of 25°C (78°F). Remarkably, June sees only 1 mm (0.0 in) of precipitation and experiences no rainy days, resulting in lower humidity at 81%. For more detailed weather insights, visit Iringa weather in June.

December and July present contrasting weather conditions. In December, temperatures range from a mild 14°C (57°F) at night to a warm 30°C (87°F) during the day, with an average of 20°C (69°F). The month experiences significant rainfall, totaling 132 mm (5.2 in) over approximately 21 days, resulting in a high humidity level of 90%. In stark contrast, July features cooler temperatures, with a minimum of 9°C (49°F), an average of 16°C (62°F), and a maximum of 26°C (78°F). Rain is scarce in July, with only 1 mm (0.0 in) recorded on zero days, leading to a lower humidity of 76%. For more detailed information, you can visit Iringa weather in July.

December weather in Iringa features warmer temperatures, with a minimum of 14°C (57°F) and an average of 20°C (69°F), peaking at a max of 30°C (87°F). In contrast, August is cooler, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 27°C (81°F), averaging 18°C (64°F). Additionally, December experiences significantly more precipitation, totaling 132 mm (5.2 in) over 21 rainy days, while August is notably dry, with only 1 mm (0.1 in) of rainfall across 0 days. Humidity levels also differ, with December's high humidity at 90% compared to August's more comfortable 69%. For more specifics, check out Iringa weather in August.

In comparing the weather between December and September, December generally experiences warmer temperatures, with an average of 20°C (69°F) compared to September's average of 19°C (66°F). December also sees higher maximum temperatures, reaching up to 30°C (87°F) versus 28°C (83°F) in September. However, December is significantly wetter, recording 132 mm (5.2 in) of precipitation over 21 days, while September typically has negligible rainfall, with just 1 mm (0.1 in) and no rainy days. Additionally, the humidity is markedly higher in December at 90% compared to September's more moderate 64%. For more details, you can check Iringa weather in September.

In comparing the weather conditions of December and October, both months feature similar average temperatures, ranging around 20°C (69°F), with maximums reaching 30°C (87°F). However, December exhibits significantly higher humidity at 90%, compared to October's 65%, creating a more oppressive feel during that month. Additionally, December experiences much more precipitation, with 132 mm (5.2 in) spread over 21 days, while October is notably drier, accumulating only 14 mm (0.6 in) over just 3 days. For more detailed insights, you can check Iringa weather in October.

In comparing the weather between November and December, December tends to be slightly warmer, with an average temperature of 20°C (69°F) compared to November's 21°C (70°F). However, December experiences a higher minimum temperature of 14°C (57°F) and the same maximum temperature of 30°C (86°F) as November. Notably, December also sees significant increases in precipitation, totaling 132 mm (5.2 in) across 21 rainy days, in stark contrast to November's 69 mm (2.7 in) over just 10 days. Additionally, humidity rises in December to 90%, compared to 79% in November, contributing to a more tropical feel during the festive month. For more details about November weather, you can visit Iringa weather in November.

Compare Iringa's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Iringa

As December rolls into Iringa, the weather transforms into a vibrant mix of warmth and humidity. With temperatures averaging a comfortable 20°C, residents experience a notable increase in precipitation, making the month particularly wet compared to the drier months that precede it. Rainfall spans over 21 days, contributing to the lush, green landscape the region is known for. The heightened humidity at 90% can feel quite thick, offering a stark contrast to the cooler, drier months earlier in the year. This blend of warmth and moisture not only enhances the local flora but also sets the stage for the unique beauty of Iringa during this festive season. For a deeper insight into the annual patterns of weather in this region, explore Iringa Climate.