Last updated: August 21, 2025
In December, Goiás, Brazil, experiences a blend of warm temperatures and substantial rainfall, creating a vibrant summer atmosphere. With maximums reaching 35°C (96°F) and average temperatures around 25°C (78°F), the month is characterized by warmth, while nighttime lows can drop to a pleasant 19°C (67°F). Rainfall is significant, with an average of 254 mm (10.0 in) over 23 days, contributing to the lush greenery of the region. Additionally, humidity levels average a high 84%, making it a truly tropical experience. Whether you're basking in the sun or enjoying a refreshing rain shower, December in Goiás promises an exciting and dynamic weather experience.
In Goias, Brazil, December welcomes the onset of summer with warm and inviting temperatures. The month typically experiences a minimum of 19°C (67°F), providing a mild start to the day, while the average remains comfortably at 25°C (78°F). As the sun rises higher, it often peaks around 35°C (96°F), reflecting a consistent trend of warmth that begins in October and carries through February. This steady warmth, with highs consistently reaching the mid-30s, makes December an ideal time for outdoor adventures and festivities, as locals and visitors alike embrace the vibrant spirit of summer in this beautiful region.
In Goias, Brazil, December marks a significant peak in precipitation, with an impressive 254 mm (10.0 in) of rainfall recorded over 23 days. This surge follows a generally dry period from June to August, where rainfall dwindles to almost nothing. The increase in December's rain is part of a broader wet season trend, beginning in November with 190 mm (7.5 in) and continuing the pattern through the early months of the year, peaking again in February. As the year wraps up, December not only stands out for its substantial precipitation but also signifies a return of the rain-soaked days, making it a pivotal time for the region's agriculture and ecosystem.
In December, Goias, Brazil, experiences a notable increase in humidity, reaching 84% as the wet season approaches. This marks a shift from the drier months of October and November, which observed significantly lower humidity levels of 28% and 61%, respectively. The trend reveals a gradual transition from the relatively dry conditions of mid-year, peaking with July's arid 53%, back to the more humid atmosphere typical of the year's beginning, where January and February boast highs around 87% and 89%. Overall, December serves as a bridge, ushering in the increased moisture that characterizes the latter part of the year.
In December, Goias, Brazil experiences a peak UV Index of 16, categorizing it within the extreme exposure level, which implies a rapid burn time of just 10 minutes for unprotected skin. This significant index reflects a consistent trend through the late year; for instance, the months leading up to December demonstrate similarly high UV levels, notably peaking in January and February. From July to November, the index fluctuates slightly but remains predominantly extreme, illustrating a climate where sun safety becomes imperative. As the year gracefully transitions, December's UV intensity underscores the importance of protective measures while basking in the Brazilian sun. For more detailed insights, visit Goias UV Index.
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In Goiás, Brazil, December ushers in a delightful transition between the vibrant summer months and the milder temperatures of the new year. With 284 hours of sunlight, December enjoys a notable abundance, capturing the essence of the radiant Brazilian summer. This month marks a brief dip from the peak sunshine hours of 326 in May and rises above the cooler autumn months, reflecting a consistent trend of increasing daylight from the year’s start. As the year wraps up, the hours of sunshine remain robust, ensuring that December is a month filled with warmth and light, perfect for outdoor festivities and celebrations under the sun.
As December rolls around in Goiás, Brazil, the likelihood of sunny weather tends to dwindle, with only a 23% chance of sunshine gracing the skies. This marks a slight increase from the gloomier November, which sees a mere 9% chance of clear days. Interestingly, as the year progresses, sunshine opportunities begin to bloom in the late spring, peaking dramatically in July at 95%. Following this trend, there is a gradual decline until December. Overall, while December might not offer the brightest days, it still hints at the potential for more sun than the previous month.
In Goias, Brazil, the daylight duration paints a captivating picture throughout the year. January through March enjoy a consistent 12 hours of daylight, setting a bright tone for the year. As April rolls around, sunlight slightly wanes to 11 hours, a trend that continues through the colder months of May to August. However, as spring approaches, daylight gradually returns with 12 hours in September, October, and November, hinting at longer days ahead. December stands out as the pinnacle of luminosity, boasting a generous 13 hours of daylight, inviting residents and visitors alike to bask in the warmth of the summer sun. This gradual rise and fall in daylight not only reflects the shifting seasons but also underscores the vibrant rhythm of life in Goias.
In December, the winds in Goias, Brazil gently whisper at an average speed of 1.7 m/s (4 mph), a slight uptick from the calm of November. As the year progresses, there is a noticeable trend of increasing wind speeds, particularly peaking in the mid-year months of July and August, where gusts reach up to 2.6 m/s (6 mph). This gradual increase culminates in a refreshing breeze that hints at the promise of the coming rainy season. The winds may be mild in December, but they serve as a reminder of nature's rhythmic patterns, ushering in the warmth and vitality of summer in this vibrant region.
Weather in Goias varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Goias, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January offer similar average temperatures, with both months averaging 25°C (78°F) and capping at a maximum of 35°C (96°F). However, December experiences higher rainfall, with 254 mm (10.0 in) over 23 days, compared to January's 153 mm (6.0 in) over 16 days. Additionally, January tends to be slightly more humid, recording a humidity level of 87% compared to December's 84%. For a more detailed insight into January's climate, you can explore Goias weather in January.
In December, temperatures range from a minimum of 19°C (67°F) to a maximum of 35°C (96°F), with an average of 25°C (78°F). The month experiences considerable precipitation, totaling 254 mm (10.0 in) over 23 days, and humidity levels are relatively high at 84%. In contrast, February sees a slight increase in the minimum temperature to 20°C (67°F) and a maximum of 36°C (97°F), maintaining an average of 25°C (77°F). Precipitation decreases slightly to 223 mm (8.8 in) over the same number of days, but humidity rises to 89%. For more detailed insights, you can visit Goias weather in February.
December weather is characterized by slightly warmer temperatures, with a minimum of 19°C (67°F) and a maximum of 35°C (96°F), while March shows a slightly cooler minimum of 18°C (64°F) and the same maximum of 35°C (94°F). Both months feature an average temperature of 25°C (78°F), but December sees significantly higher precipitation levels at 254 mm (10.0 in) compared to March's 176 mm (6.9 in). Humidity levels are also elevated in both months, with March being a bit more humid at 89%, compared to December’s 84%. For more detailed information, check out Goias weather in March.
In December, the weather is warm and humid, with temperatures ranging from a minimum of 19°C (67°F) to a high of 35°C (96°F), averaging around 25°C (78°F). The month experiences significant precipitation, totaling 254 mm (10.0 in), spread over 23 days, which contributes to the high humidity of 84%. In contrast, April brings slightly cooler temperatures, with a minimum of 15°C (60°F) and the same maximum of 35°C (95°F), maintaining an average of 25°C (78°F). However, April sees considerably less rainfall, with only 92 mm (3.6 in) over 14 days and a similar humidity level of 83%. For more detailed information, you can check Goias weather in April.
In December, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 35°C (96°F) and an average of 25°C (78°F). This month also sees significant precipitation, amounting to 254 mm (10.0 in) over 23 days, resulting in a humidity level of 84%. In contrast, May offers a much cooler climate with temperatures dropping to a minimum of 9°C (48°F) and peaking at 33°C (92°F), while the average temperature remains at a comfortable 24°C (76°F). Additionally, May experiences minimal rainfall, with only 10 mm (0.4 in) of precipitation over just 2 days and a lower humidity level of 68%. For more details on May weather, check out Goias weather in May.
In December, the weather is typically warmer and more humid, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 35°C (96°F) and an average of 25°C (78°F). This month is also characterized by significant rainfall, with 254 mm (10.0 in) of precipitation spread over 23 days and humidity levels peaking at 84%. In contrast, June offers a milder climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 33°C (92°F) and an average of 24°C (75°F). Remarkably, June experiences no rainfall, leading to a much drier atmosphere with humidity levels at 60%. For a closer look at the weather specifics in June, you can check out Goias weather in June.
The comparison between December and July weather reveals significant contrasts. In December, temperatures range from a minimum of 19°C (67°F) to a maximum of 35°C (96°F), with an average of 25°C (78°F), accompanied by high humidity at 84% and substantial rainfall of 254 mm over 23 days. In stark contrast, July experiences much cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 33°C (91°F), averaging at 23°C (74°F). Moreover, July boasts dry conditions, receiving no precipitation and with humidity at a more comfortable 53%. For more insights on how weather conditions affect the region, you can visit Goias weather in July.
December and August present quite contrasting weather patterns. In December, temperatures range from a minimum of 19°C (67°F) to a maximum of 35°C (96°F), with an average of 25°C (78°F). This month experiences significant humidity at 84% and substantial rainfall, totaling 254 mm (10.0 in) over 23 days, making it quite a wet and humid period. In stark contrast, August boasts milder temperatures, with a minimum of 16°C (61°F), an average of 26°C (79°F), and a maximum of 37°C (99°F). Notably, August is extremely dry, with negligible precipitation of just 1 mm and no rainy days, along with a much lower humidity level of 43%. For a detailed overview of the conditions in August, you can refer to Goias weather in August.
In December, the weather is typically warmer and more humid, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 35°C (96°F) and an average of 25°C (78°F). However, this month also brings significant rainfall, with 254 mm (10.0 in) of precipitation spread over 23 days, resulting in humidity levels around 84%. In contrast, September presents a drier and hotter climate, characterized by temperatures that range from 17°C (62°F) to a sweltering 40°C (104°F), with a more moderate average of 29°C (84°F). Rain is rare in September, with only 6 mm (0.2 in) falling on just 1 day and humidity significantly lower at 33%. For a more detailed look at September's weather in Goias, you can check Goias weather in September.
In comparing the weather between October and December, we can see notable differences in temperature and precipitation. October experiences higher average temperatures, ranging from a minimum of 18°C (64°F) to a scorching maximum of 41°C (106°F), whereas December has a more moderate range with a minimum of 19°C (67°F) and a maximum of 35°C (96°F). Additionally, October is characterized by relatively low humidity at 28%, while December sees a significant increase with humidity levels reaching 84%. Precipitation also varies considerably, with October receiving 104 mm (4.1 in) over 13 days compared to December's 254 mm (10.0 in) across 23 days. For more details, you can visit Goias weather in October.
In comparing the weather of December and November, we see that both months have similar average temperatures, with December reaching a minimum of 19°C (67°F) and an average of 25°C (78°F), consistent with November’s temperatures. However, December experiences slightly cooler maximum temperatures with a peak of 35°C (96°F), while November can reach up to 36°C (96°F). Precipitation levels are notably higher in December, accumulating to 254 mm (10.0 in) over 23 rainy days, compared to November's 190 mm (7.5 in) across the same number of days. Additionally, December's humidity is significantly higher at 84%, in contrast to November's 61%, indicating a much more humid atmosphere during the former month. For more detailed information, you can check Goias weather in November.
December in Goiás marks a transition into a more vibrant and humid season. With temperatures reaching maximums of 35°C and an average of 25°C, the heat is palpable, yet it's the high humidity at 84% that intensifies the tropical feel. Unlike the drier months preceding it, December brings frequent precipitation, with rain gracing the region nearly every other day, averaging 23 days of showers that contribute to a total of 254 mm for the month. As nature transforms and flourishes, December offers a unique blend of warmth and moisture, setting the stage for lush landscapes. For a comprehensive understanding of what this means for your travel plans, don’t miss the detailed insights provided at Goias Climate.