December Weather in Natal, Brazil

Last updated: August 21, 2025

In Natal, Brazil, December welcomes the summer season with warm temperatures perfect for beachgoers. The average temperature hovers around 27°C (81°F), peaking at a maximum of 29°C (85°F), while the nights remain comfortably warm at a minimum of 24°C (76°F). However, December also brings frequent rainfall, with 20 days of precipitation contributing to a total of 54 mm (2.1 in). The humidity level is notably high at 76%, creating a tropical atmosphere that enhances the vibrant allure of this coastal paradise. Whether you seek sun-soaked days or refreshing showers, December offers a diverse climate experience in Natal.

December Temperature in Natal

In December, Natal, Brazil experiences consistently warm temperatures, marking a beautiful transition into the summer season. With a minimum of 24°C (76°F) and a maximum reaching up to 29°C (85°F), the climate is perfect for soaking up the sun. The average temperature hovers around 27°C (81°F), reflecting a steady warmth that invites both locals and travelers to enjoy the stunning beaches. This month showcases a trend of mild, pleasant conditions, reminiscent of the temperatures seen throughout November, making it an ideal time to explore the vibrant coastal lifestyle and festive atmosphere of Natal.

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

The chart illustrates December temperature patterns in Natal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Natal, 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).
JanFebMarAprMayJunJulAugSepOctNovDec808180807978777778798081
Data source: Temperature data for Natal 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 Natal

In December, Natal, Brazil experiences a noticeable decline in precipitation, with an average of 54 mm (2.1 in) of rain. This month typically encounters about 20 rainy days, making it a transition period as the region shifts into a drier season. Compared to the heavier downpours in the preceding months of March (187 mm) and April (197 mm), December's rainfall signals a significant tapering off, winding down from the peak wet months of the year. As the festive season approaches, the combination of relatively lower precipitation and increased sunshine makes December a delightful time to enjoy the city’s beautiful beaches and vibrant atmosphere.

December Precipitation Trends in Natal

The chart displays monthly precipitation patterns in Natal, 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 Natal, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec691321871971671451795544393854
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Natal

As December rolls into Natal, Brazil, the humidity begins to rise, settling at a comfortable 76%. This marks a transition from the drier months of late spring and early winter, where humidity dips to as low as 70% in October. January through May typically showcase the region's lush, tropical climate, with humidity levels gradually increasing to a peak of 86% by March. After the more stifling conditions of summer, early winter months experience a drop in humidity, showcasing July and August as the driest, with levels hitting a refreshing 73% and 75%, respectively. As December unfolds, the moisture in the air hints at the vibrant landscapes to come, blending seasonal shifts with the allure of Coastal Brazil's tropical charm.

December Average Humidity in Natal

This chart illustrates the average monthly humidity levels in Natal, 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 Natal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%85%87%82%75%73%71%70%71%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Natal

In December, Natal, Brazil, experiences a high UV Index of 14, categorized as extreme, with an exceptionally short burn time of just 10 minutes. This trend of consistently high UV levels has been evident throughout the year, with a notable peak in March at a staggering 15. From January to April and again in November, the UV Index remains unwaveringly high, signaling a need for vigilance in sun protection strategies. As the year draws to a close, December’s UV Index aligns with previous peaks, reminding residents and visitors alike to take necessary precautions. For detailed information on UV levels throughout the year, visit Natal UV Index.

Maximum UV Index Levels in Natal for December

The chart shows the monthly maximum UV Index (UVI) for Natal 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 Natal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141311111213131414
Data source: Natal 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 Natal

In December, the sun shines brightest in Natal, Brazil, boasting an impressive 358 hours of glorious sunshine. This peak at the year-end highlights a remarkable trend of increasing daylight as the months progress. Starting with 282 hours in January, the gradual ascent reaches a pinnacle each December, reflecting the region's consistent warmth throughout the year. The summer months from October to December show particularly abundant sunshine, which not only enhances the beauty of Natal's stunning beaches but also makes it an inviting destination for travelers seeking a sun-soaked escape. With each month leading up to December, sunlight hours consistently build, making the holiday season in Natal an enchanting time filled with vibrant sunshine.

Monthly Sunshine Duration in Natal: December Highlighted

The December sunshine duration represents the total number of hours Natal 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.
JanFebMarAprMayJunJulAugSepOctNovDec282h308h339h308h324h318h329h346h338h352h346h358h
Data source: Natal December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Natal During December

In December, Natal, Brazil experiences a 44% chance of sunny weather, reflecting a slight dip from the significant peaks seen in the latter part of the year. While this probability aligns closely with earlier months like January and February, it is notably lower than the sunshine-rich months of September and May, which boast chances of 67% and 46%, respectively. This trend suggests that while December may not be the sunniest month, it still offers a fair opportunity to enjoy the sun, especially when compared to the cloudy stretches of mid-year. Overall, visitors in December can expect a blend of sunny days amidst the festive atmosphere that Natal is renowned for.

Percentage of Sunny Days in December in Natal

The chart illustrates the percentage of sunny days in Natal 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 Natal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%44%44%45%46%61%57%55%67%55%59%44%
Data source: Natal December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Natal in December

In Natal, Brazil, the daylight duration showcases a harmonious rhythm throughout the year, particularly in the summer months of December where residents enjoy an ample 12 hours of daylight. This consistent daylight pattern begins in January and extends through March, creating a vibrant atmosphere ideal for outdoor activities. As the year progresses into the cooler months of April through August, daylight slightly wanes to 11 hours, inviting a cozy ambiance. However, as September rolls around, the days grow longer once more, returning to 12 hours through to November, before hitting the peak in December once again. This cyclical transition highlights Natal's stable and predominantly tropical climate, ensuring plenty of sunshine year-round.

Average Daylight Hours in Natal for December

The chart illustrates the variation in daylight duration in Natal throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 24m12h 16m12h 6m11h 57m11h 50m11h 46m11h 48m11h 54m12h 3m12h 13m12h 22m12h 26m
Data source: Natal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Natal

In December, the winds in Natal, Brazil continue to dance gently, with an average speed of 5.8 m/s (13 mph). This marks a slight decrease from the breezier months of August and September, where gusts reached up to 7.5 m/s (17 mph) and 6.9 m/s (16 mph), respectively. As the year draws to a close, the wind patterns show a subtle softness, reminiscent of the serene beauty that defines the coastal landscape of Natal. The overall trend reveals a graduated shift from the more vigorous winds of mid-year, providing a tranquil backdrop for locals and visitors alike, who can enjoy the beach and vibrant scenery without the overpowering gusts that define earlier months.

Average December Wind Speed in Natal

The chart displays monthly wind speed patterns in Natal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.95.35.15.35.75.96.47.56.96.45.95.8 m/s
Data source: Natal December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Natal Compares to Other Months

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

December and January weather conditions are quite similar, with average temperatures hovering around 27°C (81°F) and maximum temperatures peaking at 29°C (85°F) in both months. However, December tends to see slightly higher humidity at 76% compared to January's 84%. Precipitation increases in January, with a total of 69 mm (2.7 in) over 18 days, while December experiences 54 mm (2.1 in) across 20 days. For more detailed insights on January weather, you can check Natal weather in January.

In December, the weather generally holds pleasant temperatures, with a minimum of 24°C (76°F) and a maximum of 29°C (85°F), along with an average temperature of 27°C (81°F). The month experiences moderate rainfall, with 54 mm (2.1 in) of precipitation measured over 20 days and humidity levels at 76%. In contrast, February sees slightly warmer conditions, with a maximum temperature of 30°C (86°F) while still maintaining a minimum of 24°C (75°F) and the same average of 27°C (81°F). However, February is characterized by significantly higher precipitation, totaling 132 mm (5.2 in) over 23 days, and increased humidity at 85%. For more details on February's weather, you can check Natal weather in February.

In December, the weather is pleasantly warm, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (85°F) and an average of 27°C (81°F). However, December experiences around 54 mm (2.1 in) of precipitation over 20 days, resulting in a humidity level of 76%.

In contrast, March sees slightly warmer conditions, with temperatures peaking at 30°C (86°F). The average remains the same at 27°C (81°F), but the increased humidity at 86% and higher rainfall of 187 mm (7.4 in) over 26 days contributes to a more humid atmosphere. For more detailed insights on March weather, check out Natal weather in March.

In December, temperatures in Natal are relatively consistent, with a minimum of 24°C (76°F) and a maximum of 29°C (85°F), featuring an average of 27°C (81°F). The month experiences a moderate amount of precipitation at 54 mm (2.1 in), occurring over about 20 days, and the humidity sits at 76%. In contrast, April sees slightly warmer weather with maximum temperatures reaching up to 30°C (86°F) while maintaining a similar minimum of 24°C (75°F) and an average of 27°C (80°F). However, April is notably wetter, with 197 mm (7.7 in) of rainfall spread over 27 days, and higher humidity at 85%. For more details on April weather in Natal, you can check Natal weather in April.

December and May share similar temperature ranges, with both months experiencing minimums around 24°C (76°F) and maximums up to 29°C (85°F). However, December typically has a slightly warmer average temperature of 27°C (81°F), compared to May's 26°C (80°F). In terms of precipitation, December is relatively drier with 54 mm (2.1 in) over about 20 days, while May sees a significant increase, receiving 167 mm (6.6 in) over 24 days, reflecting a higher humidity of 86%. For more detailed information, you can check out Natal weather in May.

December and June exhibit relatively mild temperatures, with December experiencing a slight edge in warmth. In December, temperatures range from a minimum of 24°C (76°F) to a maximum of 29°C (85°F), while June's temperatures are slightly cooler, with a minimum of 23°C (74°F) and a maximum of 29°C (84°F). However, June typically sees a significantly higher volume of rainfall, averaging 145 mm (5.7 in) compared to December’s 54 mm (2.1 in). Humidity levels are also higher in June at 82%, compared to December’s 76%. For more specific insights into the weather during this month's conditions, visit Natal weather in June.

December and July exhibit distinct weather patterns, reflecting the transition from one season to another. December typically features slightly warmer temperatures, with a minimum of 24°C (76°F) and an average of 27°C (81°F), while July is a bit cooler, with a minimum of 22°C (72°F) and an average of 25°C (77°F). Additionally, December experiences less precipitation, with 54 mm (2.1 in) falling over 20 days, compared to July's more substantial rainfall of 179 mm (7.0 in) over 24 days. Despite these differences, humidity levels remain relatively high in both months, with December at 76% and July slightly lower at 75%. For more detailed insights, check out Natal weather in July.

When comparing the weather in December and August, notable differences can be observed. December typically enjoys slightly warmer temperatures, with minimums around 24°C (76°F) and averages of 27°C (81°F), compared to August, which has minimums of 22°C (72°F) and averages of 25°C (77°F). Precipitation levels are similar, with December experiencing 54 mm (2.1 in) over 20 days and August seeing slightly more at 55 mm (2.2 in) over 19 days. Humidity is slightly higher in December at 76% versus 73% in August. For more detailed insights, you can check Natal weather in August.

When comparing the weather in December and September, one can observe a slight increase in temperature and humidity levels. December typically sees minimum temperatures of 24°C (76°F) and averages around 27°C (81°F), peaking at 29°C (85°F). In contrast, September's temperatures range from a minimum of 23°C (73°F) to an average of 25°C (78°F), with a maximum of 28°C (83°F). Precipitation is slightly higher in December, with 54 mm (2.1 in) recorded over 20 days, compared to 44 mm (1.7 in) over 17 days in September. Additionally, December's humidity at 76% is notably higher than September's 71%. For those interested in exploring more about September weather, you can refer to Natal weather in September.

When comparing the weather in December to that of October, we see some notable differences. In December, the minimum temperature remains consistent at around 24°C (76°F), but the average temperature is slightly higher at 27°C (81°F) compared to October's average of 26°C (79°F). Both months experience a maximum temperature of 29°C (85°F), indicating similar upper limits. However, December has increased precipitation, with 54 mm (2.1 in) over 20 days, versus October's 39 mm (1.5 in) spread over 16 days. Additionally, December's humidity is higher at 76% compared to October's 70%. For a more detailed look, you can check Natal weather in October.

In comparing the weather between December and November, we observe that both months feature similar temperature ranges, with minimums of 24°C (76°F), average temperatures around 27°C (81°F), and maximums peaking at 29°C (85°F). However, December experiences slightly higher precipitation levels at 54 mm (2.1 in) over 20 days, compared to November's 38 mm (1.5 in) over 15 days. Additionally, humidity levels rise in December to 76%, up from November's 71%, indicating a potentially more humid and wetter environment. For a closer look at the specifics of November weather, visit Natal weather in November.

Compare Natal's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Natal

As December unfolds in Natal, the weather transitions into a warm and humid embrace, distinguishing it from the preceding months. With average temperatures hovering around 27°C, residents and visitors alike can savor the tropical climate, though increased humidity adds a certain stickiness to the air. Rainfall also becomes more frequent, with precipitation scattered across approximately 20 days, giving the month a lush, vibrant feel. This combination of warmth and rain not only enhances the region's natural beauty but also sets the stage for some breathtaking scenery. For a deeper look at how Natal's December climate compares to the rest of the year, visit Natal Climate.