Last updated: August 21, 2025
October in Valparaíso, Brazil, showcases a striking mix of weather elements that define the transition into the warmer months. With a maximum temperature soaring to 42°C (108°F) and an average of 26°C (80°F), residents and visitors alike can expect pleasant days punctuated by the refreshing ocean breeze. Nights offer a cooler reprieve with a minimum temperature dropping to 15°C (60°F). Despite the warmth, October brings about 101 mm (4.0 in) of rainfall over 12 days, contributing to the region’s lush landscapes. The overall humidity level stands at a comfortable 31%, making it an ideal time to explore the vibrant culture and stunning seaside views that Valparaíso has to offer.
In October, Valparaiso, Brazil, experiences a delightful transition, with temperatures rising notably as the spring season unfolds. With minimum temperatures around 15°C (60°F) and averages persisting at a comfortable 26°C (80°F), the month feels pleasantly warm. However, the peak reaches a toasty 42°C (108°F), showcasing Valparaiso's capability for warmth as it heads into the summer months. This month represents a significant shift from the cooler April and May, where temperatures dipped considerably. Overall, October offers a vibrant and inviting atmosphere, perfect for exploring the charming coastal city while enjoying its emerging warmth.
In October, Valparaiso experiences a notable increase in rainfall, with 101 mm (4.0 in) of precipitation spread over 12 days. This marks a significant uptick compared to the preceding months, signaling the gradual transition towards the wetter summer season. While September saw only 23 mm (0.9 in) of rain across just 3 days, October's precipitation reflects a return to the more typical patterns of Brazilian spring, hinting at the more saturated conditions to come in November, which averages 115 mm (4.5 in). As the month progresses, the once-dry spell gives way to refreshing showers, revitalizing the lush landscapes that define the region.
As October unfolds in Valparaiso, Brazil, residents and visitors experience the transition to drier conditions, with humidity plummeting to 31%—the lowest point of the year. This significant drop follows a steady decline from the peak humidity levels of 84% in January and March down to 76% in April and further to 33% in September. The month signals a refreshing change as the balmy summer months give way to a more comfortable, crisp atmosphere, paving the way for increased outdoor activities and events. As November approaches, humidity surges again to 62%, reminding us of the region's characteristic fluctuations throughout the year.
In October, Valparaiso, Brazil, experiences a UV Index of 14, categorizing it as extreme with a burn time of just 10 minutes. This month continues the trend from September, which also marked an extreme level, demonstrating the region's consistently high UV exposure as it moves through spring. The intensity of the UV radiation remains notably high this time of year, closely following the summer months of January through March, where indices peaked at 15 or above. As the days become warmer, it’s crucial to protect your skin during outdoor activities. For more information on UV levels and safety measures, visit Valparaiso UV Index.
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In October, Valparaiso basks in an impressive 318 hours of sunshine, contributing to a delightful atmosphere as the year begins its gradual transition into summer. This month stands out as part of a broader trend where daylight consistently increases, peaking through the late spring and early summer months. Notably, October's sunshine hours show a slight rise compared to September's 315 hours, suggesting that the sunny days are becoming more abundant. This upward trend continues into November and December, where Valparaiso enjoys even more brilliant sunlight, with November reaching 326 hours and December soaring to 333 hours. Such a steady accumulation of sunshine not only enriches the vibrant landscapes but also enhances the lively coastal spirit of this beautiful Brazilian city.
In Valparaiso, Brazil, the likelihood of sunny weather in October stands at 40%, a notable dip following the vibrant sunshine of the winter months. After enjoying the high probabilities of sun in July (81%) and August (73%), the region sees a gradual decline, with September still holding a respectable 68%. This downward trend towards October indicates a shift as the city transitions into late spring. Although October presents less promise for sunny days compared to its predecessors, it still offers a refreshing break amid the warmer months ahead. Overall, while the chances are less than ideal, October's climate remains a mix of sunshine and occasional clouds, perfect for enjoying the region’s beautiful landscapes.
In October, Valparaiso enjoys a delightful 12 hours of daylight, marking a transitional phase as the city shifts from the longer days of summer to the shorter daylight of winter. This month stands out as the last with an extended period of daylight before it settles into the consistent 11-hour stretch typical of late autumn and early winter. Following the peak of 13 hours in January and November, October’s daylight offers a comforting balance, reminiscent of the lovely early spring days just past. As the year progresses, the gradual ebb of sunlight reminds residents and visitors alike to savor the golden rays of this picturesque season.
As October ushers in a gentle change in Valparaiso, Brazil, the average wind speed settles at 2.7 m/s (6 mph), reflecting the ebb and flow of the months leading up to this transition. Following a mild summer where calm winds blew steadily at 2.2 m/s from January to March, the breeze begins to gain a slight momentum in April and May, peaking with an invigorating 3.1 m/s in August. This gradual increase highlights a notable trend in October, where the wind remains consistent, reminiscent of September's 3.0 m/s but slightly softer. As the year progresses, Valparaiso's vibrant coastal ambiance is complemented by these shifting winds, inviting both locals and visitors to embrace the refreshing air that characterizes this season.
Weather in Valparaiso varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Valparaiso, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing October and January weather, we see distinct differences in temperature and precipitation patterns. October typically enjoys warm temperatures, with a minimum of 15°C (60°F) and a maximum of 42°C (108°F), while January starts off warmer with a minimum of 19°C (66°F) and a maximum of 37°C (99°F). Both months have an average temperature of 26°C (80°F), but October is notably drier, receiving 101 mm (4.0 in) of precipitation over 12 days compared to January's 193 mm (7.6 in) spread over 17 days. Additionally, January is much more humid at 84%, compared to October's 31%. For more detailed information, you can check out Valparaiso weather in January.
When comparing the weather in October and February, October features a wider temperature range with minimums at 15°C (60°F), averages around 26°C (80°F), and maximums soaring to 42°C (108°F). In contrast, February's temperatures are slightly warmer, with minimums at 17°C (64°F) and a maximum of 36°C (97°F), maintaining a similar average of 26°C (79°F). Precipitation levels also differ, as October experiences 101 mm (4.0 in) over 12 days, while February sees higher rainfall at 157 mm (6.2 in) across 16 days. Additionally, humidity levels are significantly higher in February at 85%, compared to October's 31%. For more details on February weather, check out Valparaiso weather in February.
October and March offer distinct weather experiences, despite their similar average temperatures. In October, temperatures range from a minimum of 15°C (60°F) to a maximum of 42°C (108°F), with relatively low humidity at 31%. The month receives about 101 mm (4.0 in) of precipitation over 12 days, signaling the onset of potential rainfall. In contrast, March features slightly warmer minimum temperatures at 18°C (64°F) and a cooler maximum of 37°C (98°F). Precipitation levels are similar, totaling 100 mm (3.9 in) but occurring over 14 days, and the humidity significantly rises to 84%, making March feel much more humid and less comfortable. For a closer look at the weather conditions in March, you can check Valparaiso weather in March.
October and April exhibit contrasting weather patterns. In October, temperatures range from a minimum of 15°C (60°F) to a scorching maximum of 42°C (108°F), with an average of around 26°C (80°F). This month also experiences more precipitation, totaling 101 mm (4.0 in) over about 12 days, and the humidity remains relatively low at 31%. In contrast, April features milder temperatures, with a minimum of 11°C (52°F) and a maximum of 35°C (95°F), while the average temperature is about 25°C (77°F). Precipitation is less frequent in April, totaling only 61 mm (2.4 in) across 5 days, and the humidity is significantly higher at 76%. For a more detailed look at the conditions, you can explore Valparaiso weather in April.
October and May exhibit quite contrasting weather patterns. In October, temperatures range from a minimum of 15°C (60°F) to a scorching maximum of 42°C (108°F), with an average of 26°C (80°F). This month also experiences significant rainfall, totaling 101 mm (4.0 in) over approximately 12 days and lower humidity at 31%. In contrast, May has milder temperatures, with a minimum of 6°C (44°F), an average of 22°C (72°F), and a maximum of 34°C (94°F). Precipitation is notably less, at 33 mm (1.3 in) spread across just 4 days, along with higher humidity levels at 60%. For more details on the specific weather patterns, check out Valparaiso weather in May.
In October, the weather is characterized by significantly warmer temperatures, with a minimum of 15°C (60°F) and a maximum reaching up to 42°C (108°F), making it a much hotter month overall compared to June. The average temperature in October hovers around 26°C (80°F), accompanied by a higher humidity level of 31% and substantial precipitation of 101 mm over about 12 days. In contrast, June features cooler temperatures with a minimum of 7°C (45°F) and a maximum of 33°C (92°F). Its average temperature is 22°C (72°F), and it experiences much less rainfall, totaling only 16 mm over just 2 days, alongside a higher humidity level of 48%. This difference illustrates a transition from the milder, drier conditions of June to the hotter and wetter climate of October. For more details, you can check Valparaiso weather in June.
In comparing the weather between October and July, October presents a much wider temperature range, with minimums of 15°C (60°F) and maximums reaching up to 42°C (108°F), while July has much cooler conditions, with temperatures dropping to a minimum of 4°C (39°F) and peaking at 33°C (92°F). September's average temperature is noticeably warmer at 26°C (80°F), compared to July's 21°C (70°F). Additionally, October is considerably wetter, receiving 101 mm (4.0 inches) of precipitation over 12 days, while July enjoys a dry spell with only 10 mm (0.4 inches) of rain and no recorded rainy days. The humidity is also higher in July at 44%, compared to October's 31%, making July feel more muggy. For more detailed information, visit Valparaiso weather in July.
In comparing the weather in October and August, October experiences higher temperatures, with minimums around 15°C (60°F) and maximums soaring up to 42°C (108°F), contrasted with August's milder range of 7°C (45°F) to 37°C (98°F). Additionally, October sees significantly more precipitation at 101 mm (4.0 in) over 12 days, while August has much less at 20 mm (0.8 in) over just 4 days. Humidity levels are also notable; October's average humidity is at 31%, which is lower than August's 38%. This means that October can feel hotter due to the higher maximum temperatures, despite the slightly lower humidity. For a more detailed look at August weather, you can check Valparaiso weather in August.
In comparing the weather between September and October, October generally features warmer temperatures, with a minimum of 15°C (60°F) and a maximum of 42°C (108°F), compared to September's range of 13°C (55°F) to 41°C (106°F). Both months have similar average temperatures of around 26°C (80°F). However, October experiences significantly more rainfall, totaling 101 mm (4.0 in) over 12 days, while September has only 23 mm (0.9 in) over just 3 days, indicating a notable increase in precipitation as the seasons change. Humidity levels remain relatively close, at 31% in October and 33% in September. For a more detailed look at September weather, you can check Valparaiso weather in September.
In October, the weather is characterized by warmer temperatures, with a minimum of 15°C (60°F) and a maximum reaching up to 42°C (108°F), while November sees slightly cooler conditions, with a minimum of 14°C (58°F) and a maximum of 38°C (101°F). Both months maintain an average temperature of 26°C (80°F), but November experiences a notable increase in humidity, rising from 31% in October to 62%. Precipitation also increases in November, accumulating to 115 mm (4.5 in) over 13 days, compared to October's 101 mm (4.0 in) over 12 days. For more detailed insights into the weather patterns this month, you can visit Valparaiso weather in November.
October and December exhibit notable differences in weather patterns. October introduces warmer temperatures, with a maximum of 42°C (108°F), while December sees a more moderate peak at 36°C (98°F). Precipitation is significantly higher in December, accumulating 164 mm (6.5 in) over 17 days, compared to October’s 101 mm (4.0 in) spread over 12 days. Additionally, December's humidity levels soar to 82%, contrasting sharply with October's 31%. For a more detailed look into the weather conditions, you can check Valparaiso weather in December.
As October unfolds in Valparaiso, a noticeable shift in weather emerges compared to other months. With an average temperature of 26°C (80°F), days are pleasantly warm, yet the potential for peak temperatures reaching 42°C (108°F) adds a thrilling contrast. This month also sees increased precipitation, with about 12 rainy days, hinting at the transition towards the rainy season. Coupled with lower humidity at 31%, October presents a unique blend of warmth and refreshing rain, making it an ideal time to experience the vibrant atmosphere of the region. For more details on the season's climate variations, visit Valparaiso Climate.