Last updated: August 21, 2025
Experience the tropical allure of Jaco, Costa Rica, in June, where the climate is characterized by warm average temperatures of 27°C (80°F), peaking at a comfortable 29°C (84°F). The coastal town offers a lush landscape, thanks to its high humidity of 84% and significant rainfall, totaling 393 mm (15.5 in) over 29 days. While the frequent showers can bring a refreshing change, they also enrich the vibrant scenery, making June a unique time to explore Jaco’s natural beauty and local culture.
In June, Jaco, Costa Rica, experiences warm and inviting temperatures that are characteristic of this tropical paradise. With a consistent minimum temperature of 25°C (77°F), the days are comfortably warm, reaching an average of about 27°C (80°F). While the maximum temperature dips slightly to 29°C (84°F), the weather remains ideal for beachgoers and adventurers alike. This month marks the onset of the rainy season, but the temperatures remain steady, echoing the warm climate found throughout the year. As the lush landscape transforms under scattered showers, visitors can relish both the vibrancy of nature and the generally mild warmth that makes Jaco a year-round destination.
In June, Jaco, Costa Rica experiences a significant surge in rainfall, with 393 mm (15.5 inches) of precipitation spread over 29 days of the month. This is a stark contrast to the relatively dry months of January through March, where rain is minimal, with totals of just 36 mm to 13 mm. However, as the dry season transitions into the lush green of summer, May's deluge of 474 mm foreshadows the vibrant downpours of June. This month marks a peak in the rainy season, connecting seamlessly to July and August, which continue to see substantial rainfall. Thus, June serves as a reminder of nature's rhythm, turning Jaco into a vibrant tapestry of life nourished by its lush, tropical rains.
In Jaco, Costa Rica, June brings a notable shift in the humidity levels, soaring to an impressive 84%. This significant increase marks the peak of a steady rise that starts in April, where humidity hovers around 67%, climbing through May's 69%. The monthly trends suggest that as the country transitions into the rainy season, humidity levels continue to elevate, culminating in the highest figures of the year during the mid-summer months of July and August. Comparatively, the months leading up to June maintain a more moderate humidity, signaling an unmistakable shift as tropical conditions set in. This sultry atmosphere defines Jaco in June, promising lush landscapes and vibrant ecosystems thriving in the moist warmth.
In June, Jaco, Costa Rica, maintains an extreme UV Index of 13, mirroring the intensity seen in the earlier months of the year. This trend of high UV exposure, which begins at 11 in January and peaks at 14 in April and July, underscores the potent sunbath the region experiences during its dry season. Notably, the burn time remains consistently short—just 10 minutes—throughout these months, reinforcing the need for sun protection. As summer progresses, the UV levels fluctuate slightly but continue to pose significant risks. Visitors and residents should stay vigilant and informed about the Jaco UV Index at Jaco UV Index to ensure safe sun exposure.
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In June, Jaco, Costa Rica, enjoys a delightful average of 260 hours of sunshine, making it a charming month to visit. While slightly below the peak sunshine hours of March at 332 hours, June maintains a bright disposition, offering ample daylight for beach activities and exploration. As the rainy season approaches, the sunshine slightly dips compared to the sun-drenched months of January (259 hours) and February (299 hours), yet it remains more radiant than the cloudier months of August (238 hours) and October (223 hours). Visitors can bask in the golden rays while experiencing the vibrant culture and lush surroundings that Jaco has to offer during this lively transition into summer.
In Jaco, Costa Rica, June marks a notable dip in sunny weather, with only a 16% chance of sunshine. As the rainy season begins to settle in, this month follows a trend of decreasing sunny days that starts in April, which sees a significant drop from the sun-drenched months of January and February, both at 54%. By June, the likelihood of bright, clear skies further diminishes, and the trend continues into July and August, where sunny chances hover around 17% and a mere 6%, respectively. This pattern suggests that while the earlier months offer vibrant sunshine, June and beyond typically usher in the wet season, making them less ideal for sun-seekers looking to soak in the coastal rays.
In Jaco, Costa Rica, the daylight duration showcases a fascinating rhythm that reflects the region's tropical climate. The year begins with 11 hours of daylight in both January and February, creating a cozy setting for travelers. As spring approaches in March, the days gradually lengthen to 12 hours, a trend that continues through the warmer months of April, May, and June. This consistent 12-hour daylight provides ample opportunity for beachgoers and adventurers to explore the stunning landscapes of Jaco. The pattern remains steady throughout the summer and early fall, with 12 hours of daylight persisting from July through September. However, as the year winds down, daylight begins to dwindle again, returning to 11 hours by October and maintaining that duration through December. This predictable cycle highlights Jaco's enchanting atmosphere, making it a captivating destination year-round.
In June, Jaco, Costa Rica, enjoys a pleasant average wind speed of 2.7 m/s (6 mph), aligning closely with the preceding months and maintaining a gentle breeze that characterizes the region during early summer. As the year progresses, a slight uptick occurs in August, where winds pick up to 3.2 m/s (7 mph), offering invigorating gusts perfect for water sports enthusiasts. Following this peak, a gradual decline back to a stable 2.6 m/s in September and July reflects the seasonal ebb and flow of coastal winds. Overall, the consistent wind patterns throughout the first half of the year create an inviting environment for both relaxation and adventure in this tropical paradise.
Weather in Jaco varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Jaco, focusing on differences in temperature, rainfall, humidity, and UV levels.
June and January both experience similar average temperatures, hovering around 27°C (81°F), with January’s max slightly reaching 29°C (85°F) compared to June’s 29°C (84°F). However, June is significantly wetter, receiving 393 mm (15.5 in) of precipitation over 29 days, while January sees much less rainfall at only 36 mm (1.4 in) over 7 days. Additionally, the humidity in June is notably higher at 84%, compared to January's 68%, contributing to a more tropical feel in the summer month. For a detailed look at weather conditions during January, check out Jaco weather in January.
In comparing the weather between June and February, both months experience similar temperature ranges, with minimum temperatures around 25°C (77°F), average temperatures of approximately 27°C (80°F), and maximum temperatures peaking at about 29°C (84°F). However, June is significantly wetter, receiving 393 mm (15.5 in) of rain over 29 days, leading to a high humidity level of 84%. In contrast, February has much less precipitation, with only 12 mm (0.5 in) falling over just 3 days and a lower humidity of 68%. This notable difference in rainfall and humidity make February a drier and more comfortable month compared to the rainy June. For more details, you can check out Jaco weather in February.
When comparing the weather in June and March, we see some notable differences. June typically experiences higher humidity at 84% compared to March's 66%, making it feel more muggy. Both months have similar temperature ranges, with June averaging around 27°C (80°F) and March slightly warmer at 28°C (82°F). However, June is significantly wetter, receiving 393 mm (15.5 in) of rain over 29 days, while March enjoys a dry spell with only 13 mm (0.5 in) of precipitation over just 3 days. For more specific details on conditions in March, you can check out the link: Jaco weather in March.
In comparing April and June weather, both months exhibit similar temperature ranges, with minimums around 25°C (77°F) and maximums reaching up to 29°C (84°F) in June. However, June is notably wetter, receiving 393 mm (15.5 in) of precipitation over 29 days compared to April’s 130 mm (5.1 in) over 21 days. Additionally, humidity levels rise significantly in June, reaching 84%, contrasted with April's 67%. For more details on April weather, you can check out Jaco weather in April.
In comparing the weather between May and June, we notice that both months have similar temperature ranges, with minimums around 25°C, averages close to 27°C, and maximums at 29°C. However, June experiences slightly less precipitation at 393 mm compared to May's 474 mm, suggesting a drier atmosphere. Additionally, June sees rainfall spread over 29 days, while May has rainfall on 30 days, indicating a slightly more frequent but lighter rain pattern in June. Interestingly, humidity levels are higher in June at 84%, compared to 69% in May, making June feel more muggy despite the lower total precipitation. For a more detailed look at the weather in May, visit Jaco weather in May.
In comparing the weather of June and July, we see that both months maintain similar temperature ranges, with minimums around 25°C (77°F), averages at 27°C (80°F), and maximums peaking at 29°C (84°F). However, July experiences slightly less precipitation at 358 mm (14.1 in) compared to June's 393 mm (15.5 in), despite having one additional rainy day—30 days in July against June's 29 days. Humidity also remains high, slightly increasing from 84% in June to 85% in July. For more detailed information, you can check out the Jaco weather in July.
In comparing the weather between June and August, both months exhibit similar average temperatures, with a minimum of 25°C (77°F) and an average of 27°C (80°F). However, August typically experiences slightly cooler maximum temperatures, peaking at 28°C (83°F) compared to June's maximum of 29°C (84°F). Rainfall is another significant factor; August sees an increase in precipitation, receiving 495 mm (19.5 in) over 30 days, while June has 393 mm (15.5 in) spread across 29 days. Humidity levels remain relatively close, with June at 84% and August at 82%. For more detailed insights, you can check Jaco weather in August.
In June, temperatures typically range from a minimum of 25°C (77°F) to a maximum of 29°C (84°F), with an average of 27°C (80°F). The month is characterized by high precipitation levels, totaling 393 mm (15.5 in) over 29 days, alongside a humidity level of 84%. In contrast, September experiences slightly warmer temperatures, ranging from 25°C to 28°C (83°F), with an average temperature of 26°C (80°F). However, it sees even more rainfall, with precipitation reaching 461 mm (18.2 in) over the same number of rainy days, while humidity drops slightly to 81%. For more detailed information on September weather, visit Jaco weather in September.
In June, the weather is typically warm, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (84°F) and an average of 27°C (80°F). However, June is notably wet, receiving around 393 mm (15.5 in) of rainfall over 29 days, with high humidity levels at 84%.
In contrast, October presents slightly cooler temperatures, with a minimum of 25°C (77°F), an average of 26°C (79°F), and a maximum of 28°C (82°F). Despite the marginally lower temperatures, October experiences even more rainfall, totaling 638 mm (25.1 in) across 30 days, and a humidity level of 80%. For a more detailed look at October weather, you can check out Jaco weather in October.
In comparison, June and November exhibit relatively similar weather patterns, both characterized by warm temperatures. June experiences slightly higher temperatures with a minimum of 25°C (77°F), an average of 27°C (80°F), and a maximum of 29°C (84°F). In contrast, November presents a marginally cooler range, with minimum temperatures at 25°C (76°F), averages of 26°C (79°F), and maximums reaching 28°C (82°F). Precipitation levels also differ, with June receiving 393 mm (15.5 in) over 29 days, while November sees lower rainfall at 303 mm (11.9 in) across 26 days. Humidity levels are similar, at 84% in June and dropping slightly to 80% in November. For more detailed insights on November weather, you can check Jaco weather in November.
When comparing June and December weather, both months experience similar average temperatures, hovering around 27°C (80°F) with maximums reaching 29°C (84°F). However, June is significantly wetter, receiving 393 mm (15.5 in) of precipitation over 29 days, compared to December's milder 125 mm (4.9 in) across just 16 days. Additionally, humidity levels in June are higher at 84%, while December enjoys a more comfortable 72%. For those interested in more detailed information, you can check out Jaco weather in December.
As June unfolds in Jaco, the weather reveals its unique charm with a notable humidity of 84% and consistent warmth that reaches an average of 27°C (80°F). While the temperatures are pleasantly mild compared to the blistering heat of the peak dry season, the month is characterized by a significant increase in precipitation, often resulting in daily rain showers. This transformation not only invigorates the lush surroundings but also provides a refreshing contrast to the sun-drenched months preceding it. Exploring Jaco in June means embracing the tropical rhythm of nature, where vibrant greenery flourishes and the rain adds a magical ambiance to your adventures. For those keen on understanding the broader climate patterns, further insights can be found at Jaco Climate.