Last updated: August 21, 2025
January in Santos Dumont, Brazil, showcases warm temperatures, with daily highs reaching a maximum of 33°C (91°F) and an average of 23°C (74°F). The month brings comfortable nights, with lows dipping to 17°C (63°F). However, residents and visitors alike should be prepared for some precipitation, as January averages 164 mm (6.5 in) of rain over 15 days, contributing to a high humidity level of 83%. This tropical climate creates a vibrant, lush environment, perfect for exploring the natural beauty of the region.
In Santos Dumont, Brazil, January welcomes the summer with temperatures ranging from 17°C (63°F) to a sultry 33°C (91°F). This month boasts an average temperature of 23°C (74°F), making it one of the warmest times of the year. As the month progresses, you’ll notice a slight uptick in daily highs; by February, temperatures can reach 34°C (93°F), while March offers a pleasant mix, peaking at 32°C (90°F). The consistent warmth of January sets the stage for a gradual cooling trend as the months turn to autumn, with temperatures eventually dipping to 7°C (45°F) in May and July. However, the general pattern indicates a transition from hot summer days to cooler autumn nights, with January serving as the pinnacle of summer warmth in this vibrant Brazilian locale.
In Santos Dumont, Brazil, January ushers in significant rainfall, with an average precipitation of 164 mm (6.5 in) spread over 15 days. This marks the beginning of a wet season that peaks in the forthcoming months; notably, February sees a dramatic increase to 274 mm (10.8 in) over 19 days. As the season progresses, precipitation remains substantial, especially in November and December, when amounts surge to 241 mm (9.5 in) and 303 mm (11.9 in), respectively. Interestingly, the pattern reveals a clear trend of escalating rainfall from mid to late year, with the driest periods occurring in the cooler months of May through July, where totals plummet to a mere 15 mm (0.6 in) over just 3 days in July. This cyclical shift underscores the region's vibrant wet season, setting a striking contrast against its drier months.
In January, Santos Dumont, Brazil, experiences a high humidity level of 83%, setting the tone for a month characterized by lush greenery and vibrant landscapes. As the year progresses, humidity steadily increases, peaking at 87% in March, creating a muggy atmosphere that frequently precedes seasonal rains. This is followed by a slight decline in April's humidity to 86%. As the cooler months approach, humidity levels gradually drop, reaching a low of 48% in October, bringing a refreshing change to the air. The trend emphasizes a year-round pattern where the warmer months tend to have higher humidity, while October to February showcases a significant decrease, leading to the drier winter months, which provide a striking contrast to the dampness of the preceding summer.
In January, Santos Dumont, Brazil, experiences an astonishing UV Index of 17, categorizing it as extreme and warning that just 10 minutes of exposure can lead to skin damage. This intensity continues through February with an equally high index of 16, followed by a slight decline in March to 14, but it remains firmly in the extreme category. The trend persists into the latter months of the year, with April also marked at 12, and readings of 12 and 14 in September and October, respectively. As the year progresses, the UV index shows a gradual decrease, dipping to a lower threshold of 8 in May and July, before rising again in August. Throughout the year, it's essential for residents and visitors to take precautions, particularly during those peak months. For more detailed information, visit Santos Dumont UV Index.
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In Santos Dumont, Brazil, January shines with 257 hours of sunshine, setting the tone for a bright start to the year. As summer transitions to autumn, February follows closely behind with 255 hours, maintaining that radiant vibe. The month of March dazzles with a peak of 304 hours, drawing beach lovers and sun-seekers alike. As the year progresses, the sunny hours gradually decrease, with April offering 276 hours and May slightly less at 271 hours. The trend continues into the winter months, where June, July, and August provide a varied mix of sunshine—ranging from 262 to 287 hours. Interestingly, September mirrors July with another 287 hours, signaling a lingering warmth as the seasons shift. However, as December approaches, the sunny hours dwindle to 264, completing the annual cycle. Overall, Santos Dumont enjoys a remarkable balance of sunshine throughout the year, making it a vibrant destination for sun enthusiasts.
In Santos Dumont, Brazil, January offers a 31% chance of sunny weather, marking it as one of the more variable months in terms of sunshine. As the year unfolds, the likelihood of sunny days fluctuates, peaking in July with an impressive 74% chance. Following July, the sunny probabilities continue to decline but remain relatively high through August (53%) and September (44%). The trend then shifts dramatically toward the end of the year, with sun chances dropping to 9% in October and remaining low into December. Overall, while January has its share of sun, the months that follow are considerably brighter, particularly during the colder half of the year, providing plenty of opportunities for outdoor enjoyment.
In Santos Dumont, Brazil, January welcomes an abundance of 13 hours of daylight, setting a bright tone for the year. As we transition into February and March, daylight remains steady at 12 hours, allowing the sun to linger in the skies a bit longer. However, as April arrives, daylight begins its gradual decline to 11 hours, a trend that persists through May. The shortest days occur in June and July, each offering only 10 hours of daylight. Fortunately, as winter gives way to spring, daylight slowly increases again in August and September to 11 hours. By October, we see a return to 12 hours of sunshine, while November and December delight in longer days once more, each boasting 13 hours of daylight. This rhythmic ebb and flow of daylight encapsulates the vibrant seasonal changes experienced in this picturesque region throughout the year.
In Santos Dumont, Brazil, the winds of January greet residents with a gentle average speed of 2.3 m/s (5 mph), setting a tranquil tone for the month. As we transition into February and March, a slight dip to 1.8 m/s (4 mph) indicates a calmness that lingers, perfect for leisurely outdoor activities. However, by April, the winds pick up modestly, returning to 2.0 m/s (5 mph). The year progresses, revealing a subtle rise, with August and September reaching their peak at 2.4 m/s (5 mph) and 2.5 m/s (6 mph), respectively. This trend continues, culminating in October, where wind speeds reach an average of 2.7 m/s (6 mph). Ultimately, as the year closes, January's brezy calm re-emerges, reinforcing a cyclical dance of wind patterns that characterize this lovely Brazilian locale. The year's wind journey demonstrates not only seasonal shifts but also a rhythmic embrace of serene and lively breezes.
Weather in Santos Dumont varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Santos Dumont, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather is warmer with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F) and an average of 23°C (74°F). The month sees an average precipitation of 164 mm (6.5 in) spread over 15 days, with humidity levels around 83%. In contrast, February experiences slightly cooler minimum temperatures of 16°C (60°F) and a higher maximum of 34°C (93°F), with an average temperature of 22°C (73°F). Precipitation also increases significantly to 274 mm (10.8 in), occurring on 19 days, and humidity rises to 85%. For more detailed information, refer to Santos Dumont weather in February.
In comparing January and March, both months exhibit a similar average temperature of around 23°C (73°F), but January tends to have slightly higher maximum temperatures, reaching up to 33°C (91°F) compared to March's 32°C (90°F). Precipitation is notably higher in March, with 216 mm (8.5 in) falling over 17 days versus January's 164 mm (6.5 in) over 15 days. Additionally, humidity levels are slightly elevated in March at 87%, compared to 83% in January, contributing to a more humid feel as the seasons transition. For more details on March weather, you can refer to Santos Dumont weather in March.
When comparing the weather in January and April, January tends to be warmer overall, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F). In contrast, April has cooler temperatures, with a minimum of 12°C (53°F) and a maximum of 31°C (88°F), resulting in a lower average of 21°C (69°F). Additionally, January experiences significantly more rainfall, with 164 mm (6.5 in) over 15 days, compared to April's 77 mm (3.0 in) over 12 days. Humidity levels are slightly higher in April at 86% compared to January's 83%. For a detailed look at April weather specifics, you can check Santos Dumont weather in April.
In January, the weather is significantly warmer than in May, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), accompanied by high humidity at 83%. This month also experiences considerable precipitation, totaling 164 mm (6.5 in) over 15 days. In contrast, May features more moderate weather, with temperatures ranging from a chilly minimum of 7°C (45°F) to a comfortable maximum of 29°C (84°F). Precipitation decreases to 50 mm (2.0 in) over just 7 days, and humidity remains relatively stable at 82%. For more detailed insights, you can explore Santos Dumont weather in May.
In January, the weather is noticeably warmer, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F) and an average of 23°C (74°F). This month also experiences significant precipitation, totaling 164 mm (6.5 in) over about 15 days, coupled with high humidity at 83%. In contrast, June presents a milder climate, with temperatures dropping to a minimum of 9°C (49°F) and peaking at 29°C (85°F), averaging 18°C (65°F). Precipitation is much lower in June, at just 22 mm (0.9 in) over approximately 5 days, and humidity remains relatively stable at 82%. For more details, you can check out the Santos Dumont weather in June.
January and July present a striking contrast in weather conditions. In January, temperatures range from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), with an average of 23°C (74°F). This month sees significant precipitation, totaling 164 mm (6.5 in) over approximately 15 days, contributing to high humidity levels of 83%. In contrast, July experiences much cooler temperatures, with a minimum of 7°C (44°F), an average of 17°C (62°F), and a maximum of 28°C (82°F). Precipitation drops dramatically to just 15 mm (0.6 in) over about 3 days, and humidity decreases slightly to 77%. For more in-depth information, you can check the detailed weather patterns here: Santos Dumont weather in July.
In January, Santos Dumont experiences warmer temperatures with a minimum of 17°C (63°F) and an average high of 33°C (91°F), paired with high humidity levels of 83%. The month is also quite wet, with 164 mm (6.5 in) of precipitation over approximately 15 days. In contrast, August brings cooler conditions, featuring a minimum temperature of 6°C (43°F) and an average high of 30°C (86°F). The precipitation significantly decreases to 42 mm (1.7 in) over just 6 days, and humidity drops to 72%. For a detailed look at the weather conditions during this time, you can refer to the following link: Santos Dumont weather in August.
In January, the weather is distinctly warmer, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), accompanied by high humidity levels at 83%. This month experiences considerable rainfall, averaging 164 mm (6.5 in) over about 15 days. In contrast, September brings cooler temperatures, with averages dropping to a minimum of 10°C (51°F) and an overall average of 20°C (69°F), yet still reaching a maximum of 33°C (92°F). Precipitation is significantly lower in September, totaling only 52 mm (2.1 in) over about 9 days, and the humidity decreases to 63%. For more detailed information on the weather in September, you can visit Santos Dumont weather in September.
In comparing the weather patterns of January and October, we see notable differences and similarities. January typically experiences warmer temperatures, with averages around 23°C (74°F) and highs reaching up to 33°C (91°F), while October offers milder conditions, with an average of 21°C (70°F) and maximum temperatures of 34°C (94°F). Both months receive similar amounts of precipitation, approximately 164 mm (6.5 in) in January and slightly more at 166 mm (6.5 in) in October, but October sees more rainy days—19 compared to January's 15. Additionally, January's humidity is significantly higher at 83%, while October's humidity drops to 48%. For more details about the weather in October, you can check Santos Dumont weather in October.
In comparing the weather between January and November, January tends to be warmer, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), while November's temperatures are slightly cooler, with a range from 11°C (53°F) to 32°C (90°F). Notably, January experiences more humidity at 83%, compared to November's 61%. Additionally, November sees significantly higher precipitation levels, with 241 mm (9.5 in) over 20 days, compared to January's 164 mm (6.5 in) over 15 days. For more detailed information about the weather in November, you can visit Santos Dumont weather in November.
In comparison, January's weather in Santos Dumont is characterized by slightly warmer temperatures, with average highs reaching 33°C (91°F) and lower precipitation levels at 164 mm (6.5 in) over about 15 days. The humidity remains high at 83%, contributing to a tropical feel. Conversely, December experiences cooler temperatures, with an average of 22°C (72°F) and significant rainfall totaling 303 mm (11.9 in) spread across 24 days. The humidity is also lower in December at 68%, making it feel less oppressive despite the frequent rain. For more detailed information, check out Santos Dumont weather in December.
In January, Santos Dumont experiences a unique blend of warm temperatures and higher humidity that distinguishes it from the cooler months of the year. With maximums reaching 33°C and an average hovering around 23°C, visitors can expect pleasantly warm days, although the 83% humidity can make the air feel much thicker. This month is also marked by significant precipitation, with rain likely on approximately half of the days, contributing to lush landscapes and vibrant scenery. To better understand the nuances of Santos Dumont's climate throughout the year, visit Santos Dumont Climate.