Last updated: August 21, 2025
In October, Jaco, Costa Rica, experiences warm temperatures typical of the tropical climate, with a maximum of 28°C (82°F) and an average of 26°C (79°F). Visitors can expect a minimum temperature around 25°C (77°F), creating a cozy atmosphere perfect for relaxation. However, this month is characterized by significant rainfall, averaging 638 mm (25.1 in) across 30 days, leading to a lush green landscape. With humidity levels hovering around 80%, the air feels rich and vibrant, making October a captivating time to immerse in Jaco's natural beauty, despite the frequent showers.
October in Jaco, Costa Rica, showcases a slight dip in temperatures, yet it's still a warm paradise for travelers. The average temperature rests at a comfortable 26°C (79°F), providing a pleasant escape from the colder months. With a minimum of 25°C (77°F) and a maximum reaching 28°C (82°F), October continues the trend of consistent warmth seen throughout the year, though you may notice a subtle shift towards cooler evenings. This month also marks the tail end of the rainy season, bringing lush landscapes and vibrant scenery, making it an ideal time for those who appreciate the beauty of nature alongside mild temperatures.
October marks a dramatic shift in precipitation for Jaco, Costa Rica, as the month experiences the highest rainfall of the year with a staggering 638 mm (25.1 in). This significant uptick in precipitation reflects the peak of the rainy season, where 30 days of rainfall are common, contributing to vibrant landscapes and lush vegetation. Following September's considerable rainfall of 461 mm (18.2 in) over 29 days, the trend continues as October solidifies its reputation as a month of robust precipitation. As the rainy season transitions to the drier months ahead, October serves as a reminder of nature's power, showcasing the beauty and intensity of tropical rain in this coastal paradise.
In October, Jaco, Costa Rica experiences a humidity level of 80%, which reflects a slight decline from the peak months of June and July, where humidity soars to 84% and 85% respectively. This transition into the rainy season generally showcases a gradual decrease, as it follows the summer's high humidity, peaking in mid-year and maintaining a steady level of about 80% through November. The month of October, while still humid, signals a shift towards drier conditions, paving the way for a more comfortable climate as the year draws to a close. Overall, Jaco's humidity trends illustrate the tropical climate's characteristic fluctuations, contributing to its lush landscapes and inviting atmosphere year-round.
As you step into October in Jaco, Costa Rica, you'll find the UV Index remains notably high, registering at 13, which falls within the extreme exposure category. This consistent pattern of elevated UV levels is a hallmark of the region, with several months throughout the year—particularly from January to July—showing similar indices. Despite fluctuations, the burn time remains a swift 10 minutes across these peak months, emphasizing the need for vigilant sun safety measures. With this trend, it's clear that, regardless of the season, enjoying the stunning beaches of Jaco requires proactive protection from the sun's intense rays. Stay informed and prepared by checking the details at Jaco UV Index.
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In Jaco, Costa Rica, October brings a notable shift in sunshine, with 223 hours of glorious light, making it one of the cloudier months of the year. This dip follows a spectacular spring and summer, where sunlight peaks, particularly in March with 332 hours and April with 310 hours. As the rainy season gradually settles in, October sees a decline compared to the preceding months, like August and September, which offer a more modest 238 and 241 hours respectively. Despite this reduction, the vibrant character of Jaco doesn't fade; rather, the scenic coastal beauty and unique atmosphere continue to charm visitors, reminding them that even in October, the allure of sunshine is just a moment away.
As you plan your visit to Jaco, Costa Rica in October, be prepared for a lower likelihood of sunshine, with only an 18% chance of sunny weather. This month, nestled between the more vibrant sunny months of January through March and the rainy season, typically sees a significant drop in sunlight. With chances dwindling as summer turns to fall, October is characterized by overcast skies and increased rainfall. Travelers should consider this when scheduling outdoor activities and embrace the lush, green beauty that the tropical rains bring to this picturesque coastline. Nevertheless, the stunning scenery and vibrant wildlife can make even the cloudier days a rewarding experience.
In Jaco, Costa Rica, the daylight duration exhibits a charming ebb and flow throughout the year, reflecting the region's tropical climate. From January to March, the days begin to lengthen as daylight stretches to 12 hours in March, a trend that persists until September, providing ample sunlight for beachgoers and outdoor enthusiasts. However, as October rolls in, daylight regresses to 11 hours, along with November and December, signaling the onset of the dry season. Despite this slight reduction, Jaco maintains a warm and inviting atmosphere, allowing visitors to relish its natural beauty throughout the year.
As October arrives in Jaco, Costa Rica, the gentle sea breezes pick up slightly, with an average wind speed of 2.9 m/s (6 mph)—a quaint shift from the calmer months prior. This increase from September's 2.6 m/s heralds a transitional phase, where coastal dynamics begin to shift in tandem with the changing season. Interestingly, October's winds are among the stronger gusts observed thus far, hinting at the onset of a more dynamic weather pattern as the year progresses. With the summer's heat giving way, this invigorating breeze makes October an ideal month for surfers and beachgoers alike to revel in the vibrant coastal atmosphere.
Weather in Jaco varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Jaco, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January display distinct weather characteristics. In October, temperatures typically range from a minimum of 25°C (77°F) to a maximum of 28°C (82°F), accompanied by high humidity levels of 80%. This month is notably wet, with substantial rainfall totaling 638 mm (25.1 in) spread over 30 days. In contrast, January experiences slightly warmer temperatures, with averages between 25°C (77°F) and 29°C (85°F), but significantly less precipitation at just 36 mm (1.4 in) over 7 days. The humidity also drops to a more comfortable 68%, making January a more pleasant time for outdoor activities. For more details on weather specifics, check out Jaco weather in January.
In comparing the weather of October and February, it's clear that both months experience warm temperatures, with October having a minimum of 25°C and an average of 26°C, while February shows a slightly higher average of 27°C. However, October is significantly wetter, with a staggering 638 mm of precipitation over 30 days, in stark contrast to February's mere 12 mm over just 3 days. Additionally, February enjoys lower humidity levels at 68%, compared to October's 80%, which may make it feel more comfortable. For those interested in specific weather patterns, you can find more details here: Jaco weather in February.
When comparing the weather in October and March, we can see some notable differences. October features a cooler temperature range with a minimum of 25°C (77°F) and a maximum of 28°C (82°F), but it also experiences substantial rainfall, averaging 638 mm (25.1 in) across 30 days and high humidity levels at 80%. In contrast, March tends to be warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F). It also has significantly less precipitation, only about 13 mm (0.5 in) over just three days, and lower humidity at 66%. For more details on weather specifics in March, check out Jaco weather in March.
When comparing the weather in October and April, both months experience warm temperatures, but April tends to be slightly warmer with an average of 27°C (81°F) compared to October's 26°C (79°F). While October presents a significantly higher level of precipitation at 638 mm (25.1 in) over 30 days, April sees much less rain, totaling 130 mm (5.1 in) across 21 days. Additionally, humidity levels in October are notably higher at 80%, while April maintains a more comfortable level at 67%. This makes April a more favorable month for those looking to enjoy the outdoors. For more detailed information on Jaco's weather in April, check out Jaco weather in April.
When comparing the weather in October and May, we see some noteworthy differences despite both months having warm temperatures. In October, the temperatures range from a minimum of 25°C (77°F) to a maximum of 28°C (82°F) with an average of 26°C (79°F). However, this month is characterized by heavy rainfall, featuring a staggering 638 mm (25.1 in) of precipitation over 30 days, coupled with high humidity levels at 80%.
In contrast, May presents slightly warmer temperatures, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 29°C (84°F). The precipitation in May is also lower, at 474 mm (18.7 in) over the same number of days, and the humidity is notably less at 69%. This makes May a more favorable month for outdoor activities compared to the rainy October. For a detailed look at weather specifics in May, visit Jaco weather in May.
When comparing the weather in October and June, we find that both months have similar minimum temperatures, around 25°C (77°F). However, October tends to be slightly cooler on average, with an average temperature of 26°C (79°F) compared to June's 27°C (80°F). Both months experience high humidity, with October at 80% and June slightly higher at 84%. Precipitation levels, however, differ significantly; October sees much more rain, totaling 638 mm (25.1 in) over 30 days, while June has a more manageable 393 mm (15.5 in) spread across 29 days. For more detailed insights on Jaco's June weather, you can check Jaco weather in June.
In comparing the weather between October and July, both months experience similar temperature ranges, with October showing a minimum of 25°C (77°F) and a maximum of 28°C (82°F), while July slightly edges higher, with a maximum of 29°C (84°F). However, October is characterized by significantly higher precipitation, totaling 638 mm (25.1 in) over 30 days, compared to July's 358 mm (14.1 in) during the same duration. Humidity levels are also high in both months, with October at 80% and July at 85%. For more detailed insights on July weather, you can check out Jaco weather in July.
In comparing the weather between August and October, both months exhibit similar temperature ranges, with October having a slightly lower average temperature of 26°C (79°F) compared to August's 27°C (80°F). Both months experience a minimum temperature of 25°C (77°F) and a maximum of 28°C (82°F), indicating a consistent warm climate. However, October sees a significant increase in precipitation, with 638 mm (25.1 in) of rainfall compared to August's 495 mm (19.5 in), making October notably wetter. Additionally, humidity remains fairly high in both months, at 80% in October and 82% in August, contributing to the tropical feel of the region. For more details on August weather, you can refer to Jaco weather in August.
In comparing the weather of October and September, we see that both months have similar temperature ranges, with minimums around 25°C (77°F), average temperatures of 26°C (79°F), and maximums reaching 28°C (82°F) in October, slightly more humid at 80% compared to September's 81%. However, October is notably wetter, with precipitation totaling 638 mm (25.1 in) across 30 days, while September had only 461 mm (18.2 in) over 29 days. For more detailed insights into the weather conditions during September, you can explore Jaco weather in September. Overall, October brings increased rainfall, while temperatures remain fairly consistent with those of September.
In comparing the weather between October and November, both months share similar temperature ranges, with minimums around 25°C (77°F), averages of 26°C (79°F), and maximums reaching 28°C (82°F). However, November sees a significant decrease in precipitation, dropping to 303 mm (11.9 in) over 26 days, compared to October’s 638 mm (25.1 in) over 30 days. Humidity levels remain constant at 80% for both months, but the overall drier conditions in November make it a slightly more pleasant time to enjoy outdoor activities. For more detailed insights, you can check out Jaco weather in November.
In October, temperatures range from a minimum of 25°C (77°F) to a maximum of 28°C (82°F), with an average of 26°C (79°F). The month experiences significant rainfall, totaling 638 mm (25.1 in) over 30 days, coupled with high humidity levels around 80%. In contrast, December sees slightly warmer temperatures, with minimums at 24°C (76°F) and maximums reaching 29°C (84°F), averaging 27°C (80°F). Rainfall decreases dramatically to 125 mm (4.9 in) over just 16 days, and humidity levels drop to 72%. For more detailed insights, check out the Jaco weather in December.
October in Jaco is characterized by warmer temperatures and high humidity, creating a tropical paradise that contrasts sharply with the drier months. This month typically sees consistent rainfall, marking it as one of the wettest periods of the year, which culminates in lush greenery and vibrant landscapes. Unlike other months, October's nearly continuous overcast skies and persistent precipitation often transform the beach into a more tranquil and serene environment, perfect for those seeking solitude and natural beauty. For a deeper understanding of how these conditions shape Jaco’s climate, visit Jaco Climate.