Last updated: August 21, 2025
In February, Rio das Ostras basks in warm tropical weather, with temperatures soaring to a maximum of 36°C (97°F) and averaging a comfortable 26°C (79°F). The nights offer respite, cooling down to a minimum of 20°C (68°F). Visitors should prepare for significant humidity levels around 86%, contributing to a lush, vibrant environment. However, be mindful of the frequent showers, as 190 mm (7.5 in) of rain falls over approximately 20 days throughout the month, making it essential to embrace the refreshing tropical rains while enjoying this Brazilian coastal paradise.
In February, Rio das Ostras continues to bask in the warmth of summer, with temperatures remaining consistently inviting. The month opens with a minimum of 20°C (68°F) and peaks at a sizzling 36°C (97°F), mirroring January's heat. However, the average temperature dips slightly to 26°C (79°F), offering a perfect balance of warmth without the overwhelming highs. As the city moves from the heart of summer into autumn, February’s weather sets the stage for beach adventures and vibrant outdoor activities, making it an ideal time to soak in the sun along its pristine shores. The gradual cooling trend that begins in March hints at a subtle transition, but for now, the warmth remains a hallmark of this tropical paradise.
February in Rio das Ostras, Brazil, marks a peak in precipitation, with an impressive 190 mm (7.5 in) of rainfall over 20 days. This significant increase from January's 127 mm (5.0 in) not only highlights the wet season but also establishes February as one of the rainiest months in the year. The frequent showers contribute to the lush, vibrant landscape, making the region’s natural beauty even more striking. Following February, the precipitation starts to decline, with March bringing 185 mm (7.3 in) and gradually tapering off in the drier months ahead. This pattern underscores a clear trend of decreased rainfall as the season progresses, transforming the coastal charm into a more inviting atmosphere for outdoor activities.
In February, Rio das Ostras experiences a slight increase in humidity, reaching 86%, a minor rise from January's 85%. This trend reflects the region's tropical climate, where humidity tends to peak in the earlier months of the year before gradually declining. As the seasons transition, humidity levels start to taper off, with March showing a decrease to 84% and continuing a steady decline through the cooler months, reaching a low of 75% by late summer. This rhythm of humid peaks followed by gradual reductions creates a comfortable ambiance for both residents and visitors during the vibrant Brazilian summer.
In February, Rio das Ostras continues to sizzle with a UV Index of 15, maintaining its status in the extreme exposure category and a rapid burn time of just 10 minutes. This month, the UV levels are notably lower than the peak in January, which saw a staggering index of 16. However, the persistent intensity suggests that sun protection remains essential for outdoor activities. After February, the UV Index begins to decrease gradually, dropping to 13 in March and 11 in April, indicating a slight easing as summer wanes. For more detailed insights on UV levels throughout the year, visit Rio das Ostras UV Index.
UV Risk Categories
In February, Rio das Ostras basks in a warm glow with 280 hours of sunshine, a slight dip from the vibrant 286 hours of January. As the summer heat peaks, this month still offers plenty of bright days, perfectly suited for beachgoers and outdoor enthusiasts. Following February, March shines even brighter with 322 hours, signaling the return of longer, sun-filled days. The trend continues through the year, revealing a generally sunny climate, with April and September also showcasing impressive totals of 302 and 306 hours, respectively. This consistency in sunlight not only enhances the region's natural beauty but also invites visitors to indulge in its coastal charms and lively atmosphere throughout the year.
February in Rio das Ostras presents a 30% chance of sunny weather, a noticeable dip from January's 42%. This trend of lower likelihood continues into the early months of the year, with March showing a rebound to 48%. As the seasons progress, the probability of sunny days steadily increases, peaking in mid-year with July's impressive 66%. Overall, while February may offer fewer sunny opportunities, the gradual upward trend in sunshine through the subsequent months suggests a promising outlook for those looking to soak up the sun later in the year.
In February, Rio das Ostras enjoys about 12 hours of daylight, a slight decrease from the longer 13 hours of January. As the summer gradually transitions into autumn, daylight remains consistent throughout the month, with March also boasting 12 hours of light. This trend signals a gentle shift, as the days begin to shorten further into the year. By April and May, daylight diminishes to 11 hours, heralding the arrival of cooler temperatures. Interestingly, the city experiences its shortest days in June and July with only 10 hours of sunlight. However, as spring approaches in August and September, daylight gradually starts to increase again, ultimately leading back to 12 hours in October. This cyclical pattern culminates in November and December, when Rio das Ostras basks in the warmth of 13 hours of daylight once more, reopening the doors to vibrant summer days.
In February, Rio das Ostras experiences a gentle breeze with an average wind speed of 2.4 m/s (5 mph), making it one of the calmest months of the year. This tranquil wind pattern is a noticeable shift from the slightly stronger winds of January, which saw speeds of 3.7 m/s (8 mph). As the city transitions from the summer heat, the lighter winds provide a serene backdrop for leisurely beach days and outdoor activities. Interestingly, this lull is a precursor to the consistent but moderate breezes that return in March and April, mirroring February's calmness before gradually picking up momentum again as the year progresses. Overall, the February winds embody a peaceful interlude, inviting visitors to enjoy the natural beauty of Rio das Ostras at a more relaxed pace.
Weather in Rio das Ostras varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Rio das Ostras, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of February to January, both months exhibit high temperatures, with minimums averaging around 20°C (68°F), and maximums reaching up to 36°C (97°F). However, February tends to be slightly more humid, with an average humidity of 86% compared to January's 85%. Additionally, February experiences more rainfall, receiving 190 mm (7.5 in) over 20 days, whereas January sees only 127 mm (5.0 in) across 12 days. For more detailed information about January weather in this region, you can check out Rio das Ostras weather in January.
February in Rio das Ostras brings warm temperatures, with a minimum of 20°C (68°F) and an average of 26°C (79°F), peaking at 36°C (97°F). The month is quite humid, with 86% humidity and significant rainfall of 190 mm (7.5 in) over 20 days. In contrast, March sees slightly cooler temperatures, with a minimum of 19°C (66°F) and a maximum of 35°C (96°F), while still maintaining the same average of 26°C (79°F). Precipitation is also reduced to 185 mm (7.3 in) spread over 17 days, accompanied by a marginally lower humidity level of 84%. For more details on March weather in Rio das Ostras, visit Rio das Ostras weather in March.
When comparing the weather in February and April, February is generally warmer and more humid. With temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F), February averages 26°C (79°F) and experiences substantial rainfall of 190 mm (7.5 in) over 20 days. In contrast, April sees slightly cooler temperatures, with a minimum of 16°C (62°F) and a maximum of 35°C (96°F), averaging 24°C (76°F). Rainfall in April is significantly reduced to 73 mm (2.9 in) across 12 days, contributing to a slightly lower humidity level of 82%. For a detailed forecast, check out Rio das Ostras weather in April.
February and May present contrasting weather patterns in terms of temperature and precipitation. In February, temperatures are notably higher, with averages around 26°C (79°F) and peak highs reaching up to 36°C (97°F). The month experiences significant rainfall, with 190 mm (7.5 in) over 20 days, accompanied by high humidity at 86%. In contrast, May sees a drop in temperatures, with averages around 22°C (73°F) and maximums of 34°C (93°F). Precipitation in May is much lower, totaling 68 mm (2.7 in) over just 9 days, while humidity decreases slightly to 80%. For more details, check out Rio das Ostras weather in May.
February and June present notably different weather patterns. February boasts warmer temperatures, with minimums around 20°C (68°F) and maximums reaching up to 36°C (97°F), while averaging at 26°C (79°F). It also experiences considerable rainfall with 190 mm (7.5 in) of precipitation over 20 days, contributing to a high humidity level of 86%. In contrast, June offers a cooler climate, with minimums of 13°C (56°F) and maximums of 33°C (91°F), averaging 22°C (72°F). Rainfall is significantly reduced to 34 mm (1.3 in) across just 7 days, and humidity dips to a more comfortable 78%. For a detailed comparison of these weather conditions, check out Rio das Ostras weather in June.
February and July present contrasting weather patterns in Rio das Ostras. February experiences warmer temperatures, with a minimum of 20°C (68°F), an average of 26°C (79°F), and a maximum reaching 36°C (97°F). It's also the wettest month, boasting 190 mm (7.5 in) of precipitation over 20 days, combined with high humidity at 86%. In contrast, July is much cooler, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 33°C (91°F) and an average of 21°C (70°F). This month sees significantly lower precipitation, only 19 mm (0.7 in) over 5 days, along with lower humidity at 77%. For more details on the weather in July, check out Rio das Ostras weather in July.
In February, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F), averaging around 26°C (79°F). This month typically sees significant precipitation, with about 190 mm (7.5 in) falling over 20 days, contributing to a high humidity level of 86%. In contrast, August experiences milder conditions, with temperatures ranging from a low of 13°C (55°F) to a high of 34°C (93°F), averaging 21°C (70°F). Precipitation is much lower in August, at 53 mm (2.1 in) over 10 days, and the humidity drops to 75%. For more details about the weather specifics in August, you can check Rio das Ostras weather in August.
February and September in Rio das Ostras showcase contrasting weather patterns. February brings higher temperatures, with minimums around 20°C (68°F) and maximums reaching 36°C (97°F), alongside significant precipitation of 190 mm (7.5 in) spread over 20 days and a high humidity of 86%. In contrast, September offers more moderate conditions, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), significantly less rain at 66 mm (2.6 in) over just 8 days, and lower humidity at 75%. These differences make February feel more sweltering and humid compared to the milder and drier atmosphere of September. For more details on September weather in this vibrant locale, visit Rio das Ostras weather in September.
February and October in Rio das Ostras present distinctive weather characteristics. February features warmer temperatures, with minimums around 20°C (68°F) and averages reaching 26°C (79°F), despite both months experiencing similar maximums of 36°C (97°F) in some instances. Additionally, February sees higher humidity levels at 86% and more precipitation, accumulating approximately 190 mm (7.5 in) over 20 days. In contrast, October offers a slightly cooler climate, with minimums of 16°C (61°F) and averages at 24°C (75°F), accompanied by reduced rainfall of 117 mm (4.6 in) over 15 days and a lower humidity level of 74%. For more details about October weather, check Rio das Ostras weather in October.
In comparing the weather between February and November, February tends to be hotter overall, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F), while November's temperatures are slightly cooler, with a minimum of 15°C (60°F) and an average maximum of 36°C (98°F). Both months experience significant humidity, with February at 86% and November at 79%. Precipitation is also notable in both months, with February receiving 190 mm (7.5 in) over 20 days and November slightly higher at 235 mm (9.3 in) across 18 days. For more detailed information, you can check Rio das Ostras weather in November.
When comparing the weather in February and December, it's evident that February is generally warmer, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F). In contrast, December's temperatures are slightly cooler, ranging from a minimum of 16°C (61°F) to a maximum of 34°C (93°F). Both months experience significant rainfall, with February receiving about 190 mm (7.5 in) over 20 days and December having slightly more at 233 mm (9.2 in), while humidity levels are higher in February at 86%, compared to December's 81%. For more detailed information, you can check Rio das Ostras weather in December.
As February unfolds in Rio das Ostras, visitors experience a vibrant tapestry of warm temperatures and high humidity, making it a stark contrast to the cooler months that precede it. With average temperatures soaring and significant rainfall, this month showcases a lively atmosphere, perfect for those seeking the sun and the ocean. While the heat can be intense, the tropical ambiance is invigorating as the area bursts with life. Be prepared for frequent showers that add a refreshing touch to the sultry days. For a more comprehensive understanding of what to expect, explore the details at Rio das Ostras Climate.