December Weather in Bonito, Brazil

Last updated: August 21, 2025

December in Bonito, Brazil, showcases a vibrant tropical climate characterized by warm temperatures and considerable humidity. With highs reaching up to 35°C (95°F) and an average of 26°C (79°F), visitors can expect a pleasant, albeit hot, atmosphere. Nighttime offers a refreshing drop to 18°C (64°F), providing a comfortable respite. Rainfall is frequent, as the month sees approximately 228 mm (9.0 in) of precipitation over 17 days, contributing to the lush landscapes that Bonito is renowned for. Travelers should embrace the humidity, averaging around 85%, as it enhances the region's rich biodiversity and scenic beauty, making December an ideal time for exploration and adventure.

December Temperature in Bonito

In December, Bonito, Brazil, experiences a warm and inviting climate, with minimum temperatures hovering around 18°C (64°F) and averages settling comfortably at 26°C (79°F). While the maximum temperatures tap out at 35°C (95°F), the warmth of the month marks a transition towards the peak of the summer season, echoing trends from the preceding months. Compared to the cooler winter months, December’s temperatures are notably higher, with a gradual increase in warmth that begins in August, making it an ideal time for outdoor adventures and exploring the stunning natural landscapes of the region. Visitors can expect pleasantly warm days, making December a delightful time to experience the unique beauty and vibrant atmosphere that Bonito has to offer.

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

The chart illustrates December temperature patterns in Bonito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bonito, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797878757068677177787879
Data source: Temperature data for Bonito 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 Bonito

December in Bonito, Brazil, marks a notable peak in precipitation, with an impressive 228 mm (9.0 in) of rain falling over 17 days. This amount represents the highest total of the year, signaling the city’s transition into its wet season. As rain begins to intensify, the lush landscapes come alive, creating a vibrant backdrop for visitors. In contrast to the dry spells of July, where only 12 mm (0.5 in) of precipitation graced the region, December's robust rainfall is a reminder of the climatic shifts that define Bonito's yearly weather patterns. As the year closes, the increased moisture not only nourishes the flora and fauna but also sets the stage for thrilling adventures in this ecotourism hotspot.

December Precipitation Trends in Bonito

The chart displays monthly precipitation patterns in Bonito, 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 Bonito, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1831901361059165128860144168228
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bonito

In Bonito, Brazil, December brings a notable rise in humidity, leveling off at an average of 85%. This marks a significant shift from the much drier months preceding it, particularly August and September when humidity dipped to a mere 36-37%. As the year winds down, the humidity gradually increases, with November already showcasing a rise at 71%. December's levels not only suggest a transition back to the more tropical climate characteristic of the region, but also hint at the impending summer season, which often translates to lush landscapes and vibrant ecosystems that Bonito is famous for. The cyclical patterns of humidity here are a fascinating reflection of the changing seasons, making December a month of reawakening in this Brazilian paradise.

December Average Humidity in Bonito

This chart illustrates the average monthly humidity levels in Bonito, 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 Bonito is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%84%85%82%74%61%50%37%36%39%71%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bonito

In December, Bonito, Brazil, experiences a peak UV Index of 16, categorized as extreme, with a rapid burn time of just 10 minutes. This marks a notable increase from the previous months, where the UV Index varied between 7 and 15. As the year winds down, the sunlight intensity escalates, signaling the importance of sun safety during this time. With consistent extreme categories throughout December, visitors and locals alike should take precautions to protect their skin from potential harm. For more detailed information on UV levels, check out the guide here: Bonito UV Index.

Maximum UV Index Levels in Bonito for December

The chart shows the monthly maximum UV Index (UVI) for Bonito 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 Bonito typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513129781011131416
Data source: Bonito 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 Bonito

As December unfolds in Bonito, Brazil, the sun shines longer than any other month of the year, offering an impressive 321 hours of sunlight. This delightful increase marks a trend of escalating daylight as the year progresses, with December basking in 24 more hours than the previous month. Following a pattern of gradually intensifying sunshine, the months leading up to December show a steady rise from 256 hours in January to a peak that embodies the region's vibrant tropical climate. This increase illuminates Bonito's stunning natural beauty, inviting both adventure-seekers and nature lovers to revel in the dazzling landscapes, making the holiday season an enchanting time to explore all that this stunning destination has to offer.

Monthly Sunshine Duration in Bonito: December Highlighted

The December sunshine duration represents the total number of hours Bonito 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.
JanFebMarAprMayJunJulAugSepOctNovDec256h294h318h298h285h264h309h299h301h311h309h321h
Data source: Bonito December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bonito During December

When planning a trip to Bonito, Brazil, it’s important to know what the weather might be like. December offers a 41% chance of sunny weather, positioning it as a transitional month before the sun shines more consistently in the summer. Observing the yearly trend, there’s a noticeable increase in sunlit days from the winter months, reaching a peak in July with a striking 75% chance. Although December doesn’t boast the highest probabilities, it sits comfortably above the preceding months, hinting that visitors might enjoy some clear skies amidst the festive spirit. As the year progresses, the likelihood of sunshine gradually rises, making the summer months particularly attractive for those seeking sunny adventures.

Percentage of Sunny Days in December in Bonito

The chart illustrates the percentage of sunny days in Bonito 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 Bonito experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%57%52%54%54%51%75%73%60%47%32%41%
Data source: Bonito December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bonito in December

In Bonito, Brazil, December brings 13 hours of daylight, matching the length of sunlight seen in January and November. This month marks a transition point as daylight begins to gradually shorten, having peaked during the summer months. As the year progresses, daylight duration fluctuates, with the longest days occurring in the early months and tapering off to around 10 hours in the winter. Notably, the consistency of 11 to 12 hours throughout the autumn months provides a balanced mix of daylight, allowing residents and visitors to fully enjoy the region’s stunning natural beauty. As December closes out the year with abundant sunlight, it sets the stage for an enchanting summer ahead.

Average Daylight Hours in Bonito for December

The chart illustrates the variation in daylight duration in Bonito throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 14m12h 46m12h 10m11h 34m11h 5m10h 51m10h 58m11h 24m11h 58m12h 34m13h 6m13h 22m
Data source: Bonito daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Bonito

As the year draws to a close in Bonito, Brazil, the December winds settle into a gentle rhythm, averaging around 2.1 m/s (5 mph). This slight dip reflects a trend seen throughout the latter part of the year, where wind speeds have consistently decreased from a seasonal high of 2.9 m/s (7 mph) in August. The prevailing calmness not only enhances the tranquil beauty of this vibrant destination but also signals an ideal atmosphere for enjoying the region's stunning natural wonders. Whether you're exploring cascading waterfalls or wandering through lush landscapes, the soothing breezes of December invite you to fully embrace the serene spirit of Bonito.

Average December Wind Speed in Bonito

The chart displays monthly wind speed patterns in Bonito, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.02.12.12.42.52.72.92.92.62.32.1 m/s
Data source: Bonito December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Bonito Compares to Other Months

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

December and January offer similar warmth, with both months’ average temperatures hovering around a comfortable 26°C (79°F). However, January sees slightly higher maximum temperatures of up to 37°C (99°F) compared to December’s peak of 35°C (95°F). Precipitation also differs, with December experiencing more rain at 228 mm (9.0 in) across 17 days, while January sees 183 mm (7.2 in) over 18 days. Humidity levels increase slightly from December to January, rising from 85% to 87%. For a detailed forecast, check out Bonito weather in January.

In comparing the weather conditions of December and February, we see some notable similarities and differences. Both months have an average temperature of 26°C (79°F), with December experiencing a slightly lower maximum temperature of 35°C (95°F) compared to February’s 36°C (97°F). Minimum temperatures remain consistent, with December at 18°C (64°F) and February at 17°C (64°F).

However, December is characterized by higher precipitation at 228 mm (9.0 in) over 17 days, while February sees a reduction to 190 mm (7.5 in) across 18 days. Despite this decrease in total rainfall, February maintains a similar humidity level at 84%, just slightly lower than December’s 85%. For more detailed insights on February's weather, you can visit Bonito weather in February.

In December, the weather features a broad temperature range with minimums around 18°C (64°F) and maximums hitting 35°C (95°F), maintaining an average of 26°C (79°F). This month is marked by significant rainfall, totaling 228 mm (9.0 in) over 17 days, accompanied by high humidity levels of 85%. In contrast, March presents slightly cooler conditions, with minimum temperatures at 16°C (61°F) and maximums also reaching 35°C (96°F), while the average remains consistent at 26°C (78°F). Precipitation decreases to 136 mm (5.4 in) over 16 days, yet humidity levels remain constant at 85%. For more specific details about the weather in March, check out Bonito weather in March.

December and April present contrasting weather patterns, with December typically being warmer and more humid. In December, temperatures range from a minimum of 18°C (64°F) to a maximum of 35°C (95°F), with an average temperature of 26°C (79°F). The month also sees substantial rainfall, with 228 mm (9.0 in) of precipitation over 17 days and a high humidity level of 85%. In comparison, April offers a cooler climate, with temperatures varying from a minimum of 10°C (51°F) to a maximum of 34°C (93°F) and an average of 24°C (75°F). Rainfall is significantly lower in April, totaling 105 mm (4.1 in) over just 9 days, and humidity decreases slightly to 82%. For more details about April weather, check out Bonito weather in April.

In December, the weather is notably warm, with temperatures ranging from a minimum of 18°C (64°F) to an average of 26°C (79°F) and peaking at 35°C (95°F). This month also experiences a significant amount of rainfall, totaling 228 mm (9.0 in) over approximately 17 days, accompanied by high humidity levels averaging 85%. In contrast, May presents a cooler climate, with temperatures dropping to a minimum of 5°C (41°F), averaging around 21°C (70°F), and reaching a maximum of 32°C (91°F). The precipitation in May is much lighter, at 91 mm (3.6 in) over just 8 days, and humidity levels are moderately lower at 74%. For more detailed information on the weather in May, you can visit Bonito weather in May.

The weather in December is characterized by warm temperatures, with a minimum of 18°C (64°F) and daily averages reaching up to 26°C (79°F). This month experiences significant rainfall, totaling 228 mm (9.0 in) over approximately 17 days, contributing to a high humidity level of 85%. In contrast, June welcomes cooler weather, starting with a minimum temperature of 3°C (39°F) and an average around 20°C (68°F), with maximum temperatures hitting 32°C (89°F). Rainfall is much less frequent in June, with 65 mm (2.6 in) spread over just 7 days and humidity dropping to 60%. For more detailed info, check out Bonito weather in June.

December and July present stark contrasts in weather, reflecting the shift from the warm, humid summer to the cooler, drier winter months. In December, temperatures range from a minimum of 18°C (64°F) to a scorching maximum of 35°C (95°F), with an average of 26°C (79°F). This month is characterized by high humidity at 85% and significant rainfall, averaging 228 mm (9.0 in) over 17 days. Conversely, July features much cooler conditions, with temperatures dipping to a minimum of 2°C (36°F) and peaking at 32°C (90°F), while the average hovers around 19°C (67°F). Rainfall is minimal in July, totaling only 12 mm (0.5 in) across just 2 days, and humidity drops to a more comfortable 50%. For more specific details about July weather, you can visit Bonito weather in July.

December and August present striking differences in weather patterns. December boasts warmer temperatures with a minimum of 18°C (64°F) and an average of 26°C (79°F), reaching highs up to 35°C (95°F). The month is characterized by significant rainfall, averaging 228 mm (9.0 in) over 17 days, alongside high humidity levels around 85%. In contrast, August features cooler conditions, with minimum temperatures dropping to 4°C (40°F) and a pleasant average of 21°C (71°F), peaking at 36°C (97°F). Precipitation is considerably lower in August, totaling 88 mm (3.5 in) over just 5 days, and the humidity is significantly reduced to 37%. For more information, check out Bonito weather in August.

When comparing December and September weather, it's clear that December offers warmer temperatures with an average of 26°C (79°F) and highs reaching up to 35°C (95°F). In contrast, September experiences cooler conditions, with minimums dropping to 9°C (48°F) and a maximum of 39°C (102°F). December is also much more humid, at 85%, while September enjoys a significantly drier atmosphere with just 36% humidity. Additionally, December sees more rainfall, averaging 228 mm (9.0 in) over 17 days, compared to September's 60 mm (2.4 in) over only 7 days. For more details about September weather specific to Bonito, you can visit Bonito weather in September.

In comparing the weather of December and October, December experiences warmer temperatures with a minimum of 18°C and a maximum of 35°C, while October features a lower minimum of 12°C and a higher maximum reaching up to 39°C. Both months share an average temperature of around 26°C; however, October often feels hotter due to its lower humidity of 39%, compared to December's high humidity level of 85%. Precipitation in December is more substantial, totaling 228 mm over 17 days, whereas October sees less rain, with 144 mm across 15 days. For a detailed look at the October weather, you can visit Bonito weather in October.

In comparing the weather between November and December, both months exhibit a similar average temperature of 26°C (79°F), but December tends to be slightly cooler with a minimum temperature of 18°C (64°F) compared to November's 16°C (61°F). However, November experiences a notably higher maximum temperature of 39°C (102°F), while December peaks at 35°C (95°F). Precipitation also increases in December, totaling 228 mm (9.0 in) over 17 days, compared to November's 168 mm (6.6 in) over 15 days, resulting in significantly higher humidity in December at 85% versus November's 71%. For more detailed insights on November's weather, check out Bonito weather in November.

Compare Bonito's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Bonito

In December, Bonito experiences a vibrant shift in weather, characterized by warmer temperatures perfect for enjoying outdoor adventures. With an average temperature of around 26°C, the days are balmy, yet the high humidity at 85% can make it feel even warmer. Rainfall is notably higher this month, with frequent showers adding a refreshing touch to the tropical ambiance. Unlike the drier months earlier in the year, December invites visitors to embrace the lush landscapes enriched by the 228 mm of precipitation over approximately 17 days. For those seeking to explore the beauty of Bonito's nature amidst this lively weather, detailed insights can be found in the Bonito Climate.