Last updated: August 21, 2025
Experience the enchanting December weather in Ouro Preto, Brazil, where the landscape feels alive under a tapestry of warmth and moisture. With maximum temperatures soaring to 31°C (87°F) and an average of 21°C (71°F), the days invite outdoor exploration amidst the historic charm of this colonial town. However, be prepared for refreshing rain, as December brings about 277 mm (10.9 in) of precipitation spread over 23 days, fostering a humid atmosphere typical of 68%. Embrace the blend of sun and showers that makes Ouro Preto's December uniquely captivating.
In December, Ouro Preto experiences pleasantly mild temperatures, marking the transition into summer. With a minimum of 12°C (55°F) and an average of 21°C (71°F), the days are warm yet comfortable, peaking at a maximum of 31°C (87°F). This month's conditions reflect a gradual warm-up from November, where the mercury commonly hovers between 10°C and 31°C. As the year draws to a close, visitors can expect enjoyable weather for exploring the city's rich history and stunning architecture, making it a perfect time for outdoor activities and festive celebrations.
In Ouro Preto, Brazil, December marks a significant peak in precipitation, with an impressive 277 mm (10.9 in) of rainfall over an average of 23 days. This trend is consistent with the wet season characteristics of the region, as rainfall begins to surge towards the end of the year, following November's substantial 256 mm (10.1 in). Comparatively, the month showcases a dramatic increase from the drier periods earlier in the year, such as July with only 7 mm (0.3 in) over just one day. The frequency and intensity of precipitation in December not only highlight the region's lush landscape but also set the stage for vibrant flora and refreshed waterways, making it a captivating time for nature enthusiasts and locals alike.
In Ouro Preto, Brazil, December ushers in a refreshing shift with average humidity dipping to 68%, a notable decrease from the preceding months. This transition reflects a gradual decline from the peak levels experienced during the wetter months of February and March, where humidity soared above 85%. Throughout the year, a clear trend emerges: the humidity begins to drop significantly from the spring months into the dry season, reaching its lowest point in October at just 48%. Interestingly, December marks a slight uptick from the depths of the dry season, yet it remains comfortably low compared to the humidity-laden summer months. This pattern highlights the region's unique climate, blending lushness and dryness in a harmonious cycle.
In December, Ouro Preto experiences a notable UV Index of 16, placing it firmly in the extreme exposure category, with a dangerously quick burn time of just 10 minutes. This trend of elevated UV levels continues from the previous months, with the UV Index maintaining extreme readings from January through November. Only in the late spring and early summer does it dip to very high in May and July, revealing a consistent pattern of intense UV radiation throughout the year. As you prepare for outdoor activities in December, be sure to take precautions against the sun's harsh rays to protect your skin. For more detailed information and trends, visit Ouro Preto UV Index.
UV Risk Categories
In Ouro Preto, Brazil, December shines brightly with an impressive 293 hours of sunshine, marking a lovely end to the year. This month experiences a delightful balance in daylight, but it's noteworthy how the sun's presence varies throughout the year. After a dip in November, which saw only 256 hours, December bounces back, continuing a trend of increasing sunshine from the previous months like macroMarch with 313 hours and September with 311 hours. As the year transitions from the rainy season, it's clear that the latter months favor sun-seekers, capping off an annual cycle that offers a warm embrace as the holiday season approaches.
In Ouro Preto, Brazil, the likelihood of enjoying sunny weather in December experiences a notable dip, with only 20% chance of sunshine. This trend marks a significant decrease as the region transitions from the more promising months of April and July, which boast probabilities of 54% and 79%, respectively. Following the lively sunshine of mid-year, December ushers in a season where the sun plays a more elusive role, often overshadowed by increased rainfall typical of the later months. This pattern suggests that while December may not be the sunniest time to visit, it still holds a charm of its own, offering the rich cultural tapestry of Ouro Preto under the soft, often cloudy skies.
In Ouro Preto, Brazil, the daylight duration throughout the year presents an interesting rhythm that mirrors the changing seasons. As the year begins in January, residents enjoy a generous 13 hours of daylight, but this gradually tapers off to 10 hours by June. Interestingly, the summer months of December and November again offer 13 hours of sunlight, creating a bright and vibrant atmosphere that lingers into the festive season. Following this peak, daylight durations stabilize around 11 hours from July to September, before gently climbing back to 12 hours in October. This cyclical pattern highlights the dynamic interplay between the sun and the seasons in this historic Brazilian city, making each month uniquely enchanting.
In December, Ouro Preto experiences a gentle breeze, with average wind speeds reaching 2.2 m/s (5 mph). This consistent flow mirrors the mild winds of earlier months, particularly January, which also boasts the same speed. Interestingly, a gradual increase in wind dynamics can be observed from mid-year, as the winds pick up momentum with a peak in August and September at 2.5 m/s (6 mph). As the year winds down, December’s breezes provide a soothing reminder of nature’s rhythm, transitioning from the more robust winds of spring and early summer back to a harmonious tranquility, perfect for exploring the enchanting streets of this historic city.
Weather in Ouro Preto varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ouro Preto, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of December and January, we can see a notable increase in minimum temperatures, with January starting at 16°C (61°F) compared to December's 12°C (55°F). The average temperatures remain relatively similar, with January slightly higher at 22°C (72°F) versus December's 21°C (71°F). Both months experience the same maximum temperature of 31°C (88°F). However, January sees a reduction in precipitation, with 193 mm (7.6 in) over just 13 days, compared to December's 277 mm (10.9 in) spread across 23 days. Furthermore, January experiences higher humidity levels at 83%, compared to December's 68%. For more detailed insights, you can view Ouro Preto weather in January.
December and February weather exhibit some notable similarities and differences. In December, temperatures range from a minimum of 12°C (55°F) to a maximum of 31°C (87°F), with an average temperature of 21°C (71°F). The month experiences substantial rainfall, totaling 277 mm (10.9 in) over 23 days, with humidity around 68%. In contrast, February sees slightly warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 32°C (90°F), while the average remains constant at 22°C (71°F). Precipitation is slightly higher in February at 281 mm (11.1 in), but it falls over 20 days, indicating a slightly more condensed rainy season. Notably, humidity increases to 85%, contributing to the sticky atmosphere. For a detailed look at the weather specifics, you can check Ouro Preto weather in February.
December and March in Ouro Preto present similar temperature ranges, with both months experiencing maximums reaching 31°C (87°F) and averages around 21°C (71°F). However, December is characterized by slightly lower minimum temperatures at 12°C (55°F) compared to March's 13°C (56°F). Rainfall is notably heavier in December, with 277 mm (10.9 in) falling over 23 days, while March sees a significant decrease in precipitation at 190 mm (7.5 in) over 16 days. Additionally, humidity levels are higher in March at 87%, compared to December's 68%. For more details on the specific weather conditions during March, you can check Ouro Preto weather in March.
In December, the weather is warmer with average temperatures ranging from a minimum of 12°C (55°F) to a maximum of 31°C (87°F), while April sees slightly cooler temperatures, with a minimum of 11°C (51°F) and a maximum of 30°C (86°F). December experiences significantly more rainfall, totaling 277 mm (10.9 in) across 23 days, compared to April's 80 mm (3.1 in) over just 13 days. Additionally, while December has a humidity level of 68%, April is notably more humid at 86%. For a detailed overview, you can check Ouro Preto weather in April.
December and May exhibit distinct weather patterns, showcasing the contrasts between the two months. In December, temperatures are warmer, with a minimum of 12°C (55°F) and highs reaching 31°C (87°F), while May experiences cooler conditions, with a minimum of 4°C (40°F) and a maximum of 28°C (82°F). Precipitation levels are notably higher in December, totaling 277 mm (10.9 in) over 23 days, compared to May's relatively dry spell of 53 mm (2.1 in) across just 7 days. Additionally, May tends to be more humid, averaging 82% humidity, while December sees a slightly lower average of 68%. For more insights into May's weather specifics, you can visit Ouro Preto weather in May.
December and June present contrasting weather conditions. In December, temperatures range from a minimum of 12°C (55°F) to a maximum of 31°C (87°F), with an average of 21°C (71°F). This month is characterized by higher humidity levels at 68% and significant rainfall, accumulating 277 mm (10.9 in) over about 23 rainy days. In contrast, June offers cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 28°C (82°F), averaging 17°C (63°F). Rainfall is minimal in June, with only 15 mm (0.6 in) recorded across just 4 days, but humidity is notably higher at 82%. For a more detailed look at the weather in June, you can refer to Ouro Preto weather in June.
When comparing the weather in December and July, December tends to be much warmer, with minimum temperatures around 12°C (55°F) and maximums reaching up to 31°C (87°F), while July sees cooler temperatures ranging from a minimum of 5°C (41°F) to a maximum of 28°C (82°F). Additionally, December experiences significantly more precipitation, with an average of 277 mm (10.9 in) over 23 days, in contrast to July's low 7 mm (0.3 in) over just 1 day. The humidity also varies, being slightly higher in July at 77% compared to December's 68%. For a detailed look at the weather specifics for July, you can visit Ouro Preto weather in July.
In December, the weather is notably warmer, with temperatures ranging from a minimum of 12°C (55°F) to a maximum of 31°C (87°F) and an average of 21°C (71°F). In contrast, August sees cooler temperatures, with a range of 6°C (43°F) to 28°C (83°F) and an average of 17°C (62°F). Additionally, December is much wetter, experiencing 277 mm (10.9 in) of precipitation over 23 days, while August only receives 35 mm (1.4 in) across just 5 days. Humidity levels remain relatively similar, with December at 68% and August slightly higher at 72%. For more detailed information, you can check the Ouro Preto weather in August.
When comparing the weather in December and September, December tends to be warmer with average temperatures ranging from a minimum of 12°C (55°F) to a maximum of 31°C (87°F), while September experiences slightly cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 33°C (92°F). Interestingly, although September has higher maximum temperatures, the average temperature is lower than in December. December also sees significantly higher precipitation, measuring 277 mm (10.9 in) over about 23 days, compared to just 55 mm (2.1 in) over 7 days in September. Humidity levels are slightly higher in December at 68%, compared to 63% in September. For a closer look at September's weather, you can check out Ouro Preto weather in September.
In comparing the weather between October and December, we notice that December experiences slightly cooler average temperatures, ranging from a minimum of 12°C (55°F) to a maximum of 31°C (87°F), while October exhibits higher highs, peaking at 34°C (93°F). Precipitation levels are also notably different, with December receiving 277 mm (10.9 in) over 23 days, compared to October's 192 mm (7.6 in) across 20 days. Additionally, December's humidity is higher at 68%, in contrast to October's more comfortable 48%. Overall, December tends to be wetter and more humid, making October feel warmer and drier. For more detailed information, you can visit Ouro Preto weather in October.
In comparing the weather between November and December, we see a slight increase in temperatures. December experiences a minimum of 12°C (55°F) and an average of 21°C (71°F), while November's temperatures range from a minimum of 10°C (51°F) to an average of 20°C (69°F). Both months can reach a maximum temperature of 31°C (88°F), although December tends to be a bit warmer overall. Precipitation levels are also higher in December, with 277 mm (10.9 in) of rain over 23 days, compared to November's 256 mm (10.1 in) across 22 days. Additionally, December's humidity is higher at 68%, compared to November's 61%. For more insights into November's weather, check out Ouro Preto weather in November.
In December, Ouro Preto experiences a shift towards warmer and wetter weather compared to other months of the year. With daily temperatures reaching a maximum of 31°C and averaging around 21°C, the heat is coupled with significant rainfall—over 277 mm across approximately 23 days, leading to a humid atmosphere with an average humidity of 68%. This combination of warmth and moisture creates a vibrant environment perfect for exploring the region's rich history and stunning landscapes. For a deeper understanding of the overall climate in this beautiful town, check out Ouro Preto Climate.