Last updated: August 21, 2025
In Santos, Brazil, January brings a tropical climate characterized by warm temperatures and high humidity. With maximums reaching 32°C (90°F) and an average of 26°C (79°F), residents and visitors can expect a mix of sunny days and occasional rain. The month sees about 184 mm (7.2 in) of rainfall over 18 days, contributing to the region's lush landscapes. Humidity levels hover around a stifling 89%, enhancing the tropical feel of this vibrant coastal city. Enjoy the warm weather while staying prepared for sudden tropical showers!
In January, Santos, Brazil basks in warm tropical temperatures, with a pleasant average of 26°C (79°F). The month typically starts with a minimum temperature of 21°C (69°F), making it ideal for beach activities. As the month progresses, temperatures can peak at a maximum of 32°C (90°F), providing plenty of sunshine for outdoor adventures. This pattern of warm weather extends into February, but temperatures dip slightly by March, showcasing a subtle cooling trend as the summer season transitions. Overall, January is characterized by consistent warmth, setting the stage for a delightful summer experience in this coastal gem.
In January, Santos, Brazil, experiences a significant precipitation amount of 184 mm (7.2 in) over approximately 18 days of rain. This marks the beginning of the wet season, showcasing a typical pattern where moisture levels build up, leading into even wetter months. February further intensifies the rainfall with 249 mm (9.8 in), peaking the year, followed closely by March at 229 mm (9.0 in). As the season progresses, however, there’s a noticeable decline in both total precipitation and rainy days, with April and May averaging 139 mm and 130 mm, respectively. This trend continues through the cooler months, bringing about drier conditions as Santos transitions into July, where rainfall drops to 81 mm (3.2 in) with only 8 days of rain. Overall, January serves as a crucial catalyst for the year’s climatic rhythm, leading to the height of the rainy season before tapering off in subsequent months.
In January, Santos, Brazil, experiences a high humidity level of 89%, setting the tone for a tropical summer. This period of peak humidity is closely followed by February, where the moisture in the air slightly decreases to 87%. A steady decline continues through March and April, with levels at 86% and 84%, respectively, hinting at a gradual transition as the season shifts. May and June maintain this trend, stabilizing at 84% and 82%, before humidity dips to its lowest point in July and August at 80% and 78%. As the year progresses, September and October see a slight recovery, with humidity returning to 78% and 76%. Interestingly, November and December witness a rise again, suggesting the unpredictability of humidity in Santos, with levels bouncing back to 85% and 87% as the year comes full circle. This fluctuation not only highlights the region’s tropical climate but also reflects the ongoing interplay between seasonal changes and humidity levels.
In January, visitors to Santos, Brazil should be aware of the extreme UV Index of 15, indicating a burn time of just 10 minutes. This trend of high UV exposure continues through the early months of the year, peaking again in December with an identical UV Index of 15. The overall pattern shows a marked decline in UV intensity come May, where the index drops to 8, allowing for slightly longer sun exposure at 15 minutes. However, as autumn approaches, the UV levels rise again, with extreme ratings of 14 in both February and November, and reaching 12 to 14 from March to October. Keeping this in mind is crucial for sun safety. For more details on daily UV levels, visit Santos UV Index.
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In Santos, Brazil, January marks a vibrant start to the year with 256 hours of sunshine, setting the stage for a radiant summer season. As the months progress, the city bathes in increasingly bright days, peaking in December with a remarkable 317 hours of sunshine, the highest of the year. February sees a slight increase to 265 hours, maintaining the sunny trend, while March shines the brightest with 298 hours, perfect for beach outings. The sun remains generous through to November, where the hours of daylight resume their upward trajectory, culminating in another sunny December. Interestingly, the city's sunshine patterns indicate a gentle decline in the cooler months, from June's 243 hours to August's 250 hours, before once again rising in the warmer months. Overall, Santos' sunshine paints a picturesque canvas, inviting both residents and tourists to savor its luminous charm throughout the year.
In January, Santos, Brazil, experiences a modest 16% chance of sunny weather, making it one of the least sunny months of the year. As the summer progresses into February, the likelihood of sunshine rises sharply to 43%, and this trend continues through March with a 42% chance, suggesting a gradual increase in favorable weather conditions. By April and May, the sun becomes even more frequent, boasting a 49% and 47% chance, respectively. This sunny momentum peaks in July, where the likelihood soars to 61%, before gradually tapering off in the latter half of the year, with October plummeting back to just 21%. Overall, there is a clear seasonal transition that enhances the chances of enjoying sunny days as winter departs, with a noticeable uplift from January's modest offering.
In Santos, Brazil, January shines as the month with the longest daylight duration, basking in 13 hours of sunlight—a perfect backdrop for beach-goers and outdoor enthusiasts. As the year progresses into February and March, daylight remains steady at 12 hours, allowing for ample time to enjoy the thriving coastal life. However, as the seasons shift into April and May, daylight decreases gradually to 11 and then 10 hours, signaling the onset of winter. Interestingly, this decline stabilizes throughout June and July, where 10 hours of daylight persist. As spring approaches in August and September, daylight inches back up to 11 hours, before reverting to 12 hours in October, showcasing nature's rhythmic cycle. The year concludes with November and December, returning to longer days of 13 hours, reminding us of the vibrant sunlight that Santos is known for.
In Santos, Brazil, January greets residents and visitors with a gentle breeze, showcasing an average wind speed of 2.8 m/s (6 mph). As summer unfolds, this calmness begins to shift, with February remaining steady at 2.7 m/s, before a subtle decline in March. However, as we progress toward the middle of the year, the winds gain momentum—April marks a noticeable uptick to 3.6 m/s (8 mph), signaling a transition into more lively conditions. This upward trend continues into late summer and early autumn, peaking in October with an invigorating 4.7 m/s (11 mph). Overall, the wind patterns in Santos reflect a gradual increase in speed as the year advances, creating the perfect backdrop for outdoor activities as the seasons change.
Weather in Santos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Santos, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit similar warm temperatures in Santos, with January averaging at 26°C (79°F) and February slightly lower at 25°C (78°F). Both months feature relatively high minimum temperatures of 21°C (69°F), while February reaches a marginally higher maximum of 33°C (91°F) compared to January's 32°C (90°F). However, February experiences considerably more precipitation, totaling 249 mm (9.8 in) over 19 days, while January sees 184 mm (7.2 in) over 18 days. Despite the increase in rainfall, humidity remains fairly consistent, with January at 89% and February at 87%. For a detailed look at the weather specifics, check out Santos weather in February.
In January, the weather in Santos features warm temperatures with a minimum of 21°C (69°F) and an average of 26°C (79°F), peaking at 32°C (90°F). The month sees significant rainfall, totaling 184 mm (7.2 in) over 18 days, and high humidity levels at 89%. By March, temperatures remain similar, with a minimum of 21°C (69°F) and a maximum of 32°C (90°F), but the average drops slightly to 25°C (77°F). However, precipitation increases to 229 mm (9.0 in) spread over 20 days, alongside a slight decrease in humidity to 86%. For more detailed information, visit Santos weather in March.
In January, the weather tends to be warmer and more humid, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), accompanied by significant precipitation of 184 mm (7.2 inches) over 18 rainy days. In contrast, April experiences slightly cooler temperatures, with averages varying between 19°C (66°F) and 31°C (89°F), and a reduction in precipitation to 139 mm (5.5 inches) over 15 days. The humidity is also lower in April at 84%, making the weather feel a bit more comfortable compared to the stickiness of January. For more details on April’s climate, you can visit Santos weather in April.
In January, the weather is notably warmer with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), averaging around 26°C (79°F). This month sees higher humidity at 89% and heavy precipitation, with 184 mm (7.2 in) falling over 18 days. In contrast, May offers a more temperate climate, with temperatures ranging from 15°C (59°F) to 29°C (84°F), and an average of 22°C (71°F). Rainfall is also reduced in May, totaling 130 mm (5.1 in) across 13 days, and humidity dips slightly to 84%. For more details on May weather, you can check Santos weather in May.
In January, the weather is considerably warmer and more humid, with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F) and an average of 26°C (79°F). This month experiences substantial rainfall, totaling 184 mm (7.2 in) over 18 days, contributing to a high humidity level of 89%. In contrast, June brings cooler temperatures, with a minimum of 15°C (60°F), an average of 21°C (70°F), and a maximum of 30°C (86°F). Rainfall is also lower in June, amounting to 117 mm (4.6 in) across 12 days, and humidity decreases slightly to 82%. For more details on the June conditions, you can check Santos weather in June.
In January, the weather is considerably warmer and more humid, with average temperatures ranging from 21°C (69°F) to a peak of 32°C (90°F). The month also experiences significant rainfall, with 184 mm (7.2 in) spread over 18 days, contributing to a high humidity level of 89%. In contrast, July offers a much cooler climate, with temperatures ranging from a low of 11°C (53°F) to an average of 20°C (67°F), and a maximum of 30°C (86°F). Rainfall decreases significantly to 81 mm (3.2 in) over just 8 days, resulting in a lower humidity of 80%. For a more detailed insight into July weather in Santos, you can explore Santos weather in July.
In January, the weather is notably warmer with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), accompanied by high humidity levels of 89% and substantial rainfall of 184 mm (7.2 in) over 18 days. In contrast, August experiences cooler conditions, with an average temperature between 14°C (57°F) and 30°C (87°F), lower humidity at 78%, and reduced precipitation of 133 mm (5.3 in) over 13 days. This significant difference in temperature and humidity reflects the transition from the peak of summer in January to the more temperate conditions of August. For more details, check out Santos weather in August.
In January, Santos experiences warmer weather with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), accompanied by high humidity levels of 89% and significant rainfall of 184 mm (7.2 in) over 18 days. In contrast, September sees cooler temperatures, with a minimum of 15°C (60°F) and an average of 21°C (70°F), while the maximum reaches 33°C (92°F). The humidity drops to 78%, and rainfall decreases to 102 mm (4.0 in) across 13 days. For a more detailed look at the weather in September, visit Santos weather in September.
In comparing the weather between January and October, January tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), while October features lower average temperatures, with a minimum of 17°C (62°F) and a maximum of 34°C (93°F). Interestingly, both months receive similar levels of precipitation, around 184 mm (7.2 in), although January experiences this over 18 days compared to October's 19 days. Humidity is noticeably higher in January at 89%, contrasting with October’s more comfortable 76%. For more detailed insights, you can check Santos weather in October.
In January, the weather is generally warmer compared to November, with minimum temperatures of 21°C (69°F) and average highs reaching up to 32°C (90°F). In contrast, November sees slightly cooler temperatures, with a minimum of 17°C (63°F) and an average maximum of 31°C (87°F). Both months experience significant rainfall, with January receiving 184 mm (7.2 in) and November 147 mm (5.8 in), although they both have precipitation on about 18 days. Additionally, humidity levels are slightly higher in January at 89%, compared to 85% in November. For more detailed information on the weather in November, you can check Santos weather in November.
January and December in Santos present a warm tropical climate, but there are notable differences between the two months. January tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (90°F), compared to December's temperatures of 19°C (66°F) to 30°C (87°F). Additionally, January experiences more rainfall, with 184 mm (7.2 in) over 18 days, while December sees 153 mm (6.0 in) across 19 days. Humidity is high in both months, though January has a marginally higher average at 89%, compared to December’s 87%. For more information, you can check out Santos weather in December.
January in Santos is characterized by warm temperatures and high humidity, making it one of the most tropical months of the year. With average highs around 26°C (79°F), the weather is notably warmer compared to the cooler months that surround it. This month also sees significant rainfall, with frequent showers contributing to a total precipitation of 184 mm (7.2 in) over 18 days, adding a lush greenery to the city. This combination of warmth and moisture creates a vibrant yet humid atmosphere, distinctly different from the drier, cooler months of the year. For more detailed insights, visit Santos Climate.