Last updated: August 21, 2025
In La Fortuna, Costa Rica, June presents a warm and humid climate characterized by maximum temperatures reaching up to 32°C (90°F), with an average of 25°C (77°F) and a minimum of 20°C (69°F). This month sees considerable rainfall, accumulating to a substantial 314 mm (12.4 in) over 28 days, making it one of the wettest months of the year. With an average humidity level of 74%, visitors can expect a lush, vibrant environment as the rainforest thrives, although it's essential to be prepared for daily showers and moisture-laden conditions.
In June, La Fortuna, Costa Rica experiences a warm and inviting climate, with temperatures ranging from a comfortable 20°C (69°F) at night to a pleasant 32°C (90°F) during the day. This month marks a slight increase in nighttime temperatures compared to May, while average daytime heat remains in line with previous months. The overall warmth continues into July and August, showcasing a consistent tropical atmosphere ideal for exploring the region’s lush rainforests and stunning waterfalls. With an average temperature of 25°C (77°F), June offers the perfect backdrop for both relaxation and adventure, inviting visitors to immerse themselves in the natural beauty and vibrant culture of this enchanting locale.
In June, La Fortuna experiences one of its rainiest months, with an impressive 314 mm (12.4 in) of precipitation falling over 28 days. This significant rainfall marks a peak in the wet season, following May's already abundant 308 mm (12.1 in). The consistent showers not only contribute to the lush landscapes and vibrant ecosystems but also create a mesmerizing atmosphere, where waterfalls roar and rivers swell. As June transitions into July, the precipitation begins to ease, yet it remains a key part of the region's charm, ensuring the vitality of its breathtaking natural beauty. Travelers should embrace the rain as an essential element of La Fortuna's allure, offering both a refreshing respite and opportunities for unique adventures.
June in La Fortuna, Costa Rica sees a noticeable spike in humidity, rising to 74%, which marks a significant shift from the preceding months where levels hovered around 63%. This increase signals the arrival of the rainy season, contrasting sharply with the drier air of earlier months like January and February, when humidity levels were a more comfortable 66% and 64%, respectively. As the month progresses, humidity continues to escalate, culminating in July's peak of 85%, showcasing La Fortuna's lush, vibrant environment fueled by the moisture-laden air. Embrace the transition in June, as it's a pivotal month that sets the stage for the lush greenery and breathtaking waterfalls that define this tropical paradise.
In June, La Fortuna, Costa Rica, continues to bask in the intense tropical sun with a UV Index of 14, categorized as extreme. This high level of UV radiation means that even short exposure can lead to sunburn in just 10 minutes. Following the trend established in previous months, June maintains similar UV levels as May and matches those of July, highlighting the region's consistent and powerful sunlight during this period. As you explore the lush landscapes of La Fortuna, it's crucial to take precautions against UV exposure. For more detailed insights on UV levels throughout the year, check out La Fortuna UV Index.
UV Risk Categories
June in La Fortuna, Costa Rica, ushers in a delightful balance of sunshine, boasting 272 hours of radiant light, just slightly below the 270 hours recorded in May. As the rainy season begins to take shape, this month retains a charm with hours that are still abundant compared to the lower totals seen in the subsequent months. While March shines as the peak month with 333 hours, June's sunlight displays a gradual transition influenced by the lush landscapes turning vibrant from moisture. After June, July returns to a brighter slate, bringing 300 hours of sunshine. This phase beautifully reflects the diverse climate of La Fortuna, harmonizing sunny days and refreshingly lush surroundings.
In La Fortuna, Costa Rica, the likelihood of sunny weather experiences a notable decline in June, with only a 14% chance of sunshine. This is part of a broader trend where the sunny days diminish as the rainy season approaches, particularly from April's 24% down to June. Following this dip, the forecast remains similarly limited through July and August, with probabilities hovering around 16% and a mere 7% in August. While the lush landscapes are undeniably enchanting during this time, those seeking bright skies would do well to plan their visit for earlier months. As the dry season retreats, the enchanting allure of nature takes center stage, even if the sun plays a less prominent role.
In La Fortuna, Costa Rica, June is characterized by a consistent 12 hours of daylight, a trend that begins in March and continues through the summer months. This stability in daylight duration enhances the region's lush biodiversity, making it an ideal time for exploration and adventure. Following a gradual increase from 11 hours in January and February, the daylight duration reaches a peak from March to September, providing ample opportunity to enjoy the stunning landscapes and vibrant wildlife. As the year winds down, daylight decreases back to 11 hours in October, signaling a gentle shift towards the cooler months. The predictability of daylight hours in La Fortuna allows visitors to plan their activities with confidence, ensuring they make the most of this tropical paradise.
As June arrives in La Fortuna, Costa Rica, the delightful transition into the rainy season brings a notable shift in the wind. With an average wind speed of 1.8 m/s (4 mph), June marks a gentle breeze, significantly calmer than the preceding months. This decrease follows the gradual decline seen from April and May, which averaged around 2.7 m/s (6 mph), showcasing a shift towards the more tranquil winds typical of early summer. As the lush surroundings flourish with vibrant foliage due to increased rainfall, the soothing winds of June create a serene atmosphere, perfect for enjoying the natural beauty of this enchanting destination.
Weather in La Fortuna varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in La Fortuna, focusing on differences in temperature, rainfall, humidity, and UV levels.
In June, the weather tends to be significantly warmer and more humid than in January, with average temperatures reaching 25°C (77°F) and maximum temperatures peaking at 32°C (90°F). This month also experiences high precipitation levels, recording 314 mm (12.4 in) over 28 days, resulting in a humid climate with an average humidity of 74%. In contrast, January offers milder conditions, with average temperatures of 23°C (74°F) and maximums around 30°C (87°F). Additionally, January sees much less rainfall, totaling only 42 mm (1.6 in) over 11 days, and a lower humidity level of 66%. For a detailed overview of January’s weather, you can check this link: La Fortuna weather in January.
When comparing the weather in June and February, there are notable differences in temperature and precipitation. June experiences a minimum temperature of 20°C and averages around 25°C, reaching a high of 32°C. However, it also sees significant rainfall, with 314 mm of precipitation spread over 28 days and a humidity level of 74%. In contrast, February is slightly cooler, with a minimum of 17°C and an average of 24°C, peaking at 33°C. The month is much drier, with only 18 mm of precipitation over just 6 days and a lower humidity of 64%. For more detailed information about February weather, you can visit La Fortuna weather in February.
When comparing the weather in June and March, June tends to be warmer and significantly wetter. In June, temperatures range from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), with an average of 25°C (77°F). It also experiences heavy rainfall, with a total precipitation of 314 mm (12.4 in) over 28 days, resulting in a humidity level of 74%. In contrast, March shows slightly cooler temperatures, with a minimum of 18°C (64°F) and a maximum of 33°C (91°F), averaging 24°C (76°F). The month has much lower precipitation of only 19 mm (0.8 in) over just 6 days, and a humidity level of 63%. For more details on March weather, visit La Fortuna weather in March.
When comparing the weather in June and April, both months experience warm average temperatures, with June having a minimum of 20°C (69°F) and April starting slightly cooler at 18°C (64°F). Notably, April peaks with a maximum temperature of 34°C (93°F), whereas June's maximum is a bit lower at 32°C (90°F). Precipitation varies significantly between the two months; June sees a much higher total of 314 mm (12.4 in) over 28 days, compared to April's 52 mm (2.1 in) over just 12 days. Additionally, the humidity levels are higher in June at 74% compared to April's 63%. For a more detailed look at April's weather specifics, you can visit La Fortuna weather in April.
In comparing the weather of June and May, we see some notable differences. While both months have a similar average temperature of 25°C (77°F), June experiences slightly cooler minimum temperatures at 20°C (69°F), compared to May's 19°C (67°F). However, May has a higher maximum temperature of 34°C (93°F), making it feel warmer on the hottest days. Precipitation levels are also comparable, with June receiving 314 mm (12.4 in) over 28 days, slightly more than May's 308 mm (12.1 in) spread across 25 days. Additionally, June has a higher humidity level at 74%, compared to May's 63%. For more detailed information, you can check La Fortuna weather in May.
In June, temperatures in La Fortuna typically range from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), with an average temperature of 25°C (77°F). The month is characterized by significant rainfall, accumulating 314 mm (12.4 in) over 28 days, which results in a humidity level of 74%.
In contrast, July sees slightly cooler average temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (88°F), along with an average temperature of 24°C (76°F). Precipitation decreases significantly to 146 mm (5.7 in) while maintaining rain on the same number of days, but humidity rises to 85%. This notable rise in humidity may make July feel more oppressive despite the reduced rainfall. For more details, you can check out La Fortuna weather in July.
In comparing the weather between June and August, we find that both months experience similar temperature ranges, with minimums around 20°C (68-69°F) and maximums reaching 32°C (90°F). However, June tends to be slightly warmer on average, with temperatures averaging 25°C (77°F) compared to August's average of 24°C (76°F). Rainfall is more prevalent in June, receiving 314 mm (12.4 in) over 28 days, while August sees a reduction in precipitation at 257 mm (10.1 in) across 27 days. Furthermore, August exhibits a higher humidity level at 82%, while June's humidity is slightly lower at 74%. For those interested in specifics about August weather in La Fortuna, you can check La Fortuna weather in August.
In comparing the weather between June and September, both months experience similar temperature ranges, with minimums of 20°C (68°F) and maximums reaching 32°C (90°F). June boasts an average temperature of 25°C (77°F), while September has a slightly lower average of 24°C (76°F). Precipitation levels are also quite similar; June sees 314 mm (12.4 in) of rain over 28 days, while September records 295 mm (11.6 in) over the same number of days. However, September tends to have a higher humidity level at 80%, compared to 74% in June. For more detailed information, check out La Fortuna weather in September.
In comparing the weather patterns of June and October, both months share a similar temperature range, with minimums around 20°C and maximums peaking at approximately 31-32°C. However, June tends to be slightly warmer on average at 25°C compared to October's 24°C. Precipitation is notably higher in October, with 391 mm of rainfall over 29 days, compared to June's 314 mm across 28 days. Additionally, October exhibits higher humidity at 79%, contrasted with June's 74%. For a more detailed look at October's weather specifics, you can check La Fortuna weather in October.
June and November present distinct weather patterns in La Fortuna, Costa Rica. June typically enjoys warmer temperatures, with a minimum of 20°C (69°F), an average of 25°C (77°F), and a maximum reaching 32°C (90°F). However, it also sees significantly higher rainfall, totaling 314 mm (12.4 inches) over 28 days, contributing to a humidity level of 74%. In contrast, November features slightly cooler temperatures, with a minimum of 18°C (65°F), an average of 24°C (75°F), and a maximum of 30°C (87°F). Rainfall in November is reduced to 169 mm (6.7 inches) over 24 days, and humidity rises to 79%. Overall, while both months are characterized by consistent rainfall, November's milder temperatures and lower precipitation make it a different experience. For more information, check out La Fortuna weather in November.
June and December in La Fortuna exhibit notable differences in weather patterns. June experiences warmer temperatures, with a minimum of 20°C (69°F) and maximum reaching up to 32°C (90°F), while December sees slightly cooler temperatures, ranging from a minimum of 18°C (64°F) to a maximum of 29°C (85°F). Additionally, June is characterized by significantly higher precipitation, accumulating 314 mm (12.4 in) over 28 days, compared to just 60 mm (2.3 in) over 20 days in December. Humidity levels are relatively similar, with June at 74% and December at 70%. For more details on December weather in La Fortuna, visit La Fortuna weather in December.
June in La Fortuna brings a unique blend of warmth and moisture that sets it apart from other months. With temperatures averaging around 25°C (77°F) and highs reaching up to 32°C (90°F), visitors can still enjoy the lush landscapes despite the daily rainfall that characterizes this month. The distinct increase in humidity creates a refreshing atmosphere while also contributing to the stunning green scenery that makes this region famous. June’s frequent rain showers mean you'll want to pack an umbrella, but the vibrant flora and more moderate crowds make it a wonderful time to experience the beauty of La Fortuna. For more insights into what to expect throughout the year, check out La Fortuna Climate.