December Weather in Windhoek, Namibia

Last updated: August 31, 2025

Windhoek, Namibia, experiences a vibrant December climate, with maximum temperatures reaching 34°C (94°F) and a pleasant average of 24°C (75°F). Visitors can expect cool nights, with minimum temperatures dipping to 9°C (48°F). This month records 66 mm (2.6 in) of precipitation over approximately 7 days, bringing refreshing rain that enhances the city's lush landscapes. Despite the showers, humidity remains moderate at 45%, creating a comfortable atmosphere for both locals and tourists to enjoy this beautiful African capital during the festive season.

December Temperature in Windhoek

In December, Windhoek, Namibia, welcomes the warm embrace of summer, boasting temperatures that reflect the region's vibrant climate. With a minimum of 9°C (48°F) and a comfortable average of 24°C (75°F), the city enjoys a delightful warmth during the day, ideal for outdoor adventures. The maximum peaks at 34°C (94°F), signaling the intensity of the sun's rays. Compared to the chillier months of mid-year, December sees a significant rise in warmth, making it a prime time for both locals and tourists to explore its stunning landscapes and thriving culture. The gradual upward trend in temperatures from earlier months emphasizes the transition into the hottest season, enriching Windhoek's sunny charm and inviting all to partake in the seasonal festivities.

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

The chart illustrates December temperature patterns in Windhoek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Windhoek, 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).
JanFebMarAprMayJunJulAugSepOctNovDec747270656056555968717475
Data source: Temperature data for Windhoek 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 Windhoek

December brings a significant shift in weather patterns for Windhoek, Namibia, with precipitation averaging 66 mm (2.6 in) across seven rainy days. This spike in rainfall marks a notable increase compared to the drier months preceding it, particularly from May to November, when the region sees minimal precipitation. The wet season is clearly approaching, as December's rainfall sets the stage for the heavier showers that typically characterize the earlier months of the new year. With an average of 7 precipitation days, December serves as a transitional period, blending the lingering dry spells with the onset of the seasonal rains, creating a refreshing contrast in the arid climate of Windhoek.

December Precipitation Trends in Windhoek

The chart displays monthly precipitation patterns in Windhoek, 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 Windhoek, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1221339431101029766
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Windhoek

In Windhoek, Namibia, December experiences a noticeable shift in humidity, settling at 45%, a slight increase compared to the arid months of September through November, where humidity levels dip as low as 32%. This rise in moisture comes after the peak of the year in March and April, when humidity reaches its zenith at 70% and 72% respectively. Following the dry winter months of June and July, with their lowest levels of 46% and 38%, December signals a gradual transition back to more humid conditions as the city prepares for the warm summer rains. Overall, the annual trend illustrates a significant fluctuation, with humidity levels peaking in the early months before tapering down through the latter part of the year.

December Average Humidity in Windhoek

This chart illustrates the average monthly humidity levels in Windhoek, 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 Windhoek is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%60%70%72%66%59%46%38%32%32%32%45%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Windhoek

In December, Windhoek, Namibia experiences a UV Index of 16, categorized as extreme, meaning that unprotected skin can burn in just 10 minutes. This month reflects a continuation of the high UV levels seen throughout the year, particularly from January to November, where indices frequently soared between 15 and 17. The trend clearly indicates that visitors and residents need to exercise caution as they enjoy outdoor activities, especially during the summer months when UV radiation peaks. Protecting your skin is essential to enjoy all that Windhoek has to offer safely. For more detailed UV Index information, visit Windhoek UV Index.

Maximum UV Index Levels in Windhoek for December

The chart shows the monthly maximum UV Index (UVI) for Windhoek 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 Windhoek typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161714129771012141516
Data source: Windhoek 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 Windhoek

The month of December in Windhoek, Namibia, is truly a sun lover's paradise, boasting an impressive 390 hours of sunshine. This marks the pinnacle of the year, following a steady increase from January's 307 hours. As the year progresses, we observe a delightful trend: each month seems to beckon more light, peaking notably in December. With October and November already shining brightly at 370 and 374 hours respectively, the gradual climb in sunshine hours culminates in the festive glow of the end of the year. This abundance of sunlight not only enhances the beauty of the city but also invites residents and visitors alike to bask in the warmth of Windhoek's radiant December days.

Monthly Sunshine Duration in Windhoek: December Highlighted

The December sunshine duration represents the total number of hours Windhoek 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.
JanFebMarAprMayJunJulAugSepOctNovDec307h331h350h330h329h314h328h338h341h370h374h390h
Data source: Windhoek December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Windhoek During December

In Windhoek, Namibia, the sunny weather trend takes a delightful turn as the year progresses towards December, boasting an impressive 84% chance of sun. Starting from a modest 16% in January, the likelihood of clear skies climbs steadily, peaking at 99% in July. This sunny momentum continues through the later months, where the chances hover around 81% in November before reaching a glorious 84% in December. Such consistency in bright weather not only marks the approaching summer but also sets the perfect backdrop for outdoor adventures and celebrations in this vibrant capital.

Percentage of Sunny Days in December in Windhoek

The chart illustrates the percentage of sunny days in Windhoek 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 Windhoek experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%53%67%81%89%94%99%95%90%88%81%84%
Data source: Windhoek December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Windhoek in December

In Windhoek, Namibia, December shines bright with approximately 13 hours of daylight, mirroring the light-filled months of January and November. This month marks the peak of the daylight trend, transitioning from the shorter days of mid-year, where sunlight dips to around 10 hours in June and July. As the year progresses, daylight gradually increases from 11 hours in April and May to reach its summer climax. The consistency in daylight duration reflects the region's seasonal stability, making December an ideal time for outdoor adventures and exploration under the generous sun.

Average Daylight Hours in Windhoek for December

The chart illustrates the variation in daylight duration in Windhoek throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 19m12h 49m12h 11m11h 32m11h10h 45m10h 53m11h 20m11h 57m12h 36m13h 11m13h 28m
Data source: Windhoek daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Windhoek

As December rolls into Windhoek, Namibia, a noticeable shift in the seasonal breeze can be felt, with average wind speeds reaching 3.6 m/s (8 mph). This increase from the slightly calmer months of late autumn indicates a transition towards the more dynamic winds typical of the summer season. Throughout the year, Windhoek experiences a gentle variation in wind, peaking during the winter months of June and August at 3.4 m/s (8 mph), before declining in the heat of late spring. By December, just as the city prepares for the festive season, the wind begins to pick up again, signaling a lively atmosphere. Overall, while the winds are moderate, December’s gusts bring a refreshing touch, enhancing the warm, sun-kissed days of summer.

Average December Wind Speed in Windhoek

The chart displays monthly wind speed patterns in Windhoek, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.22.22.92.63.43.13.43.33.73.33.6 m/s
Data source: Windhoek December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Windhoek Compares to Other Months

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

In December, temperatures in Windhoek typically range from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), with an average temperature of 24°C (75°F). This month experiences relatively moderate precipitation of 66 mm (2.6 in) over about 7 days, accompanied by a humidity level of 45%. In contrast, January sees a slight increase in minimum temperatures, averaging 11°C (51°F) and a maximum of 35°C (95°F), with an overall average of 23°C (74°F). However, the rainfall significantly rises to 122 mm (4.8 in) across 9 days, resulting in a higher humidity of 54%. For a more detailed look at the weather patterns, you can visit Windhoek weather in January.

In December, the weather is generally warm and dry, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F) and an average of 24°C (75°F). The humidity is relatively low at 45%, and precipitation is moderate at 66 mm (2.6 in) over about 7 days. In contrast, February experiences slightly higher temperatures, with a minimum of 12°C (54°F) and a maximum of 35°C (95°F), averaging 22°C (72°F). However, February is wetter, receiving approximately 133 mm (5.2 in) of rainfall over 11 days, and the humidity rises to 60%. This shift indicates that February tends to feel more humid and wet compared to the drier conditions in December. For more detailed information, you can view the Windhoek weather in February.

In December, the weather is characterized by warmer temperatures that range from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), with an average temperature of 24°C (75°F). Precipitation is moderate at 66 mm (2.6 in) over about 7 days, and the humidity is relatively low at 45%. In contrast, March sees slightly cooler temperatures with a minimum of 8°C (47°F) and a maximum reaching up to 36°C (96°F), averaging around 21°C (70°F). This month experiences higher precipitation levels at 94 mm (3.7 in) spread over 11 days, while humidity rises significantly to 70%. For more detailed information about weather conditions in March, you can visit Windhoek weather in March.

In December, the weather tends to be warmer, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), and an average temperature of 24°C (75°F). The month experiences more precipitation, totaling 66 mm (2.6 in) over approximately 7 days, combined with a relatively low humidity level of 45%. In contrast, April sees cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 30°C (85°F), averaging at 18°C (65°F). Precipitation during this month is lighter, at 31 mm (1.2 in) across about 5 days, yet the humidity is significantly higher at 72%. For more detailed insights, you can visit Windhoek weather in April.

December and May present contrasting weather experiences. In December, temperatures range from a minimum of 9°C (48°F) to a sweltering maximum of 34°C (94°F), with an average of 24°C (75°F). This month also sees considerable precipitation, totaling 66 mm over seven days and a relatively low humidity of 45%. In stark contrast, May boasts cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 28°C (83°F), averaging around 16°C (61°F). Notably, May is characterized by dry conditions, receiving only 1 mm of precipitation with no rainy days, along with a higher humidity level of 66%. For more details, you can check Windhoek weather in May.

In December, temperatures in Windhoek can reach highs of 34°C (94°F), with an average of 24°C (75°F) and lows of 9°C (48°F). This month experiences some rainfall, with an average precipitation of 66 mm (2.6 in) over about seven days, while humidity sits at a comfortable 45%. In contrast, June boasts much cooler temperatures, with a maximum of 26°C (80°F) and an average temperature of 13°C (56°F), dipping to a chilly minimum of -1°C (31°F). Notably, June is dry, with no recorded precipitation and a higher humidity level of 59%. To learn more about the weather specifics in June, you can visit Windhoek weather in June.

In December, the weather is notably warmer with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), averaging around 24°C (75°F). This month experiences some rainfall, with 66 mm (2.6 in) of precipitation spread over 7 days, contributing to a humidity level of 45%. In stark contrast, July presents a much cooler climate, with temperatures dipping from a minimum of -2°C (28°F) to a maximum of 26°C (80°F), averaging 13°C (55°F). Significantly, July is characterized by dry conditions, receiving just 1 mm (0.0 in) of precipitation and recording no rainy days, while maintaining a slightly higher humidity level at 46%. For more details about the weather in July, visit Windhoek weather in July.

The weather in December is markedly warmer and more humid compared to August. In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), with an average of 24°C (75°F) and a notable humidity of 45%. This month also receives some rainfall, with precipitation of 66 mm (2.6 in) over about 7 days. In contrast, August experiences much cooler conditions, with temperatures ranging from -1°C (30°F) to a maximum of 28°C (83°F) and an average temperature of only 15°C (60°F). Notably, August is dry, with no recorded precipitation over the month and a lower humidity level of 38%. For those interested in more specifics about the summer climate, you can check out Windhoek weather in August.

In December, temperatures are significantly warmer, with an average low of 24°C (75°F) and high reaching up to 34°C (94°F), compared to September’s milder range of 1°C (34°F) to 33°C (92°F). December also sees more precipitation, averaging 66 mm (2.6 in) over about 7 days, while September is remarkably dry with only 2 mm (0.1 in) and no recorded rainy days. Additionally, humidity levels are higher in December at 45%, compared to a comfortable 32% in September. For more specific weather details, you can check Windhoek weather in September.

When comparing the weather in December to October, December tends to be slightly warmer, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), while October's temperatures range from a minimum of 6°C (43°F) to the same maximum of 34°C (94°F). December also experiences more precipitation, with approximately 66 mm (2.6 in) over 7 days, compared to only 9 mm (0.3 in) over 2 days in October. Additionally, humidity levels are higher in December at 45%, compared to 32% in October. For more details, you can check Windhoek weather in October.

In comparing the weather between December and November, we see that December features slightly warmer temperatures, with an average of 24°C (75°F) and a maximum of 34°C (94°F), while November has a maximum of 35°C (95°F). However, December experiences more precipitation, with 66 mm (2.6 in) falling over 7 days, compared to November, which only sees 7 mm (0.3 in) over just 1 day. Additionally, the humidity in December is higher at 45%, compared to November's 32%. This shift in weather patterns indicates that December tends to be wetter and more humid, while November remains drier and slightly warmer overall. For more details, you can check Windhoek weather in November.

Compare Windhoek's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Windhoek

As December unfolds in Windhoek, the weather presents a striking contrast to the cooler months preceding it. With maximum temperatures reaching up to 34°C, the days are notably warmer, inviting both locals and visitors to embrace the festive spirit outdoors. Coupled with an average temperature of 24°C, evenings remain pleasantly mild, perfect for outdoor gatherings. Though the month experiences a modest increase in precipitation, averaging 66 mm over about 7 days, the overall humidity at 45% makes the air feel refreshing rather than stifling. This unique blend of warmth and subtle humidity marks December as a transition into summer, offering a delightful escape from the chill of earlier months. For more insights on the climatic patterns, visit Windhoek Climate.