Last updated: August 21, 2025
In October, La Fortuna, Costa Rica, experiences a blend of warm temperatures and high humidity, with maximums reaching 31°C (87°F) and averages settling at around 24°C (75°F). As the month progresses, the lush surroundings are nourished by significant rainfall, totaling 391 mm (15.4 in) over an impressive 29 days, contributing to the region's vibrant ecosystems. Visitors can expect humidity levels around 79%, creating a tropical atmosphere that enhances the beauty of this stunning destination. While the rain may disrupt plans, it also brings out the breathtaking greenery and waterfalls, making October a unique time to explore La Fortuna’s natural wonders.
In October, La Fortuna experiences a delightful blend of tropical warmth and refreshing rain. Temperatures range from a comfortable 20°C (67°F) at night to a pleasant 31°C (87°F) during the day, with an average hovering around 24°C (75°F). This month marks the tail end of the wet season, resulting in lush landscapes and vibrant green scenery. As nature thrives, you can expect the rain to be more frequent but typically in short bursts, allowing ample opportunity for outdoor adventures amidst cooler evening breezes. October’s weather perfectly encapsulates the essence of a tropical paradise, creating an ideal backdrop for exploration and relaxation.
October is the peak of the rainy season in La Fortuna, Costa Rica, showcasing a significant uptick in precipitation with an impressive 391 mm (15.4 in) of rainfall over 29 days. This marks the highest monthly total of the year, a stark contrast to the much drier months of January and February, which see minimal rainfall. The consistent downpours in October contribute to the lush, verdant landscapes that the region is renowned for. As the month progresses, visitors can expect days filled with clouds and frequent showers, but this also primes the area for stunning waterfalls and vibrant wildlife, making it a unique time to experience the beauty of Costa Rica's rainforest.
October in La Fortuna, Costa Rica, showcases a notable shift in humidity levels, with an average of 79%. This positions the month among the more humid periods of the year, following the peak of 85% in July and a high of 82% in August. As the rainy season progresses, humidity remains elevated, only slightly easing in the following month. Interestingly, October's humidity is consistent with November's, reflecting a stable climate as the region transitions towards the drier months. Overall, while the humidity peaks during the mid-year, October illustrates a dynamic interplay of moisture, creating an immersive experience in this lush paradise.
In La Fortuna, Costa Rica, the UV Index remains notably high throughout the year, with October reflecting a robust index of 14, categorizing it as extreme and resulting in a rapid burn time of just 10 minutes. The trend in UV exposure showcases a peak in the early months, with April hitting the highest point at 15, followed closely by March at 14. As the months progress towards the end of the year, the index slightly drops, yet October maintains its intensity, mirroring the UV Index levels seen during the previous summer months. This consistent high level of UV radiation underscores the necessity for sun protection in any outdoor activities. For more insights on UV levels, visit La Fortuna UV Index.
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In La Fortuna, Costa Rica, October ushers in a shift in the climate, with 244 hours of sunshine, marking it as one of the more overcast months of the year. As we transition from the drier spell in the early months—where hours soared to a delightful 333 in March—the sun’s presence starts to wane, reflecting the rainy season's grip that continues into November. This month stands out with notably less sunshine compared to the vibrant energy of February and March, when days were bathed in 299 and 333 hours of golden rays, respectively. Despite this dip, the lush landscapes and invigorating atmosphere remain captivating, reminding visitors that even a cloudier October is a beautiful chapter in La Fortuna's year-long story of natural splendor.
October in La Fortuna, Costa Rica, sees a modest likelihood of sunny weather with only a 16% chance of sunshine. This places it among the lower percentages of the year, comparable to the dreary months of June and August. As the rainy season peaks, the trend shows a notable decline in sunshine from the earlier months, with April and May experiencing significantly higher chances of clear skies. Despite the lower likelihood of sunny days, October’s lush landscapes and vibrant green scenery can be a captivating draw for those who appreciate the beauty that comes with the rain. Travelers can expect a mix of stunning cloud cover interspersed with occasional bright intervals, offering unique opportunities for exploration and adventure amidst the tropical backdrop.
In La Fortuna, Costa Rica, the rhythm of daylight presents a captivating pattern throughout the year. The months of January and February boast an 11-hour daylight stretch, setting a gentle tone for the beginning of the year. As spring arrives in March, the sun graces the region with an extra hour, leading to 12 hours of daylight that lasts through the lush month of September. This generous light not only enhances the verdant beauty but also invites outdoor adventures and exploration. As October rolls in, the daylight gently tapers back to 11 hours, mirroring its early-year counterparts, before settling into the cooler, shorter days of late fall and winter in November and December. This cyclical dance of light and shadow not only shapes the local ecosystem but also enriches the experience of all who visit this stunning corner of the world.
In October, La Fortuna experiences one of its calmest wind months, with an average wind speed of just 1.4 m/s (3 mph). This gentle breeze sets the stage for a tranquil atmosphere, allowing visitors to fully immerse themselves in the lush landscapes and vibrant biodiversity of the region. Following a series of steadily declining winds from July through September, October marks the transition into a slightly breezier November, which averages 2.8 m/s (6 mph). This noticeable dip in wind speed during October not only enhances the serene ambiance but also complements the stunning rainy season, where the lush greenery thrives and the waterfalls rage, making it a magical time to explore La Fortuna's natural wonders.
Weather in La Fortuna varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in La Fortuna, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present notable contrasts in weather conditions. In October, temperatures range from a minimum of 20°C (67°F) to a maximum of 31°C (87°F), with an average of 24°C (75°F). However, this month is characterized by high humidity at 79% and significant rainfall, receiving 391 mm (15.4 in) over 29 days. In contrast, January is slightly cooler, with temperatures dipping to a minimum of 14°C (58°F) and averaging 23°C (74°F), reaching a maximum of 30°C (87°F). The humidity drops to 66%, and precipitation is substantially lower at 42 mm (1.6 in) over just 11 days. For more details, you can check La Fortuna weather in January.
October and February present distinct weather patterns. In October, temperatures range from a minimum of 20°C (67°F) to a maximum of 31°C (87°F), with an average of 24°C (75°F). This month is marked by heavy rainfall, receiving a staggering 391 mm (15.4 in) over 29 days, leading to high humidity levels of 79%. In contrast, February offers slightly cooler nights with a minimum temperature of 17°C (63°F) and can reach highs of 33°C (91°F), while maintaining the same average of 24°C (75°F). Precipitation in February is significantly lower, totaling only 18 mm (0.7 in) over just 6 days, and humidity dips to 64%. For a closer look at February's weather specifics, check out La Fortuna weather in February.
When comparing the weather in October and March, notable differences emerge. October typically experiences warmer nights with a minimum temperature of 20°C (67°F) and can reach highs of 31°C (87°F), while March has slightly cooler nights, starting at 18°C (64°F) and peaking at 33°C (91°F). October is characterized by heavy rainfall, with an impressive 391 mm (15.4 in) of precipitation spread over 29 days, resulting in a humid atmosphere at 79%. In contrast, March offers a much drier experience, with only 19 mm (0.8 in) of precipitation over just 6 days and lower humidity levels at 63%. For more insights into this month's weather, check out La Fortuna weather in March.
When comparing the weather in October and April, it is clear that both months exhibit warm temperatures, but with notable differences. In October, the temperatures range from a minimum of 20°C (67°F) to a maximum of 31°C (87°F), with an average of 24°C (75°F). However, it is also characterized by significant rainfall, totaling 391 mm (15.4 in) over 29 days, coupled with a high humidity of 79%. In contrast, April boasts slightly warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 34°C (93°F), averaging 25°C (78°F). Additionally, April sees much less precipitation—only 52 mm (2.1 in) over 12 days—along with lower humidity at 63%. For more detailed information, you can check out La Fortuna weather in April.
In comparing the weather between October and May, October typically experiences slightly warmer temperatures, with an average of 24°C (75°F) compared to May's 25°C (77°F). However, May records higher maximum temperatures, reaching up to 34°C (93°F), while October peaks at 31°C (87°F). Rainfall is more significant in October, with a substantial 391 mm (15.4 in) spread over 29 days, leading to a high humidity level of 79%. In contrast, May sees less precipitation at 308 mm (12.1 in) over 25 days and a lower humidity of 63%. For more specific details about May weather conditions, check out La Fortuna weather in May.
In comparing the weather between October and June, there are notable similarities and differences. Both months experience a minimum temperature around 20°C (68°F), but June tends to be slightly warmer overall with an average temperature of 25°C (77°F) compared to October's 24°C (75°F). The maximum temperatures are comparable, with October reaching up to 31°C (87°F) and June peaking at 32°C (90°F).
However, October sees significantly more rainfall, with total precipitation of 391 mm (15.4 in) over 29 days, compared to June's 314 mm (12.4 in) over 28 days. Additionally, the humidity is higher in October at 79%, whereas June has a slightly lower humidity level of 74%. For a more detailed look at weather patterns during this time, check out La Fortuna weather in June.
In comparing the weather of October and July, both months exhibit similar temperature ranges, with minimums around 20°C (68°F), average temperatures close to 24°C (76°F), and maximums reaching up to 31°C (87°F) in July. However, October is significantly wetter, experiencing 391 mm (15.4 in) of precipitation over 29 days, compared to July's 146 mm (5.7 in) over 28 days. The humidity levels are also higher in July, peaking at 85%, while October maintains a humidity level of 79%. For a more detailed look at July weather specifics, you can visit La Fortuna weather in July.
In comparing the weather between October and August, we observe that both months maintain similar average temperatures, with October ranging from a minimum of 20°C (67°F) to a maximum of 31°C (87°F), and August having a slightly higher maximum at 32°C (90°F). However, October is notably wetter, receiving 391 mm (15.4 in) of precipitation over 29 days, compared to August's 257 mm (10.1 in) over 27 days. Humidity levels are also high in both months, with October at 79% and August slightly higher at 82%. For a closer look at the specific weather patterns in August, you can check La Fortuna weather in August.
When comparing the weather of October and September, both months exhibit similar temperature ranges, with average temperatures around 24°C (75°F). However, October tends to be slightly cooler, with a maximum temperature of 31°C (87°F) compared to September's peak of 32°C (89°F). Despite the similar temperature profiles, October experiences significantly more rainfall, totaling 391 mm (15.4 in) across 29 days, while September sees 295 mm (11.6 in) over 28 days. Humidity levels are comparable, hovering around 79% in October and 80% in September. For more detailed insights on September weather, you can refer to La Fortuna weather in September.
In October, the weather is characterized by a warmer temperature range, with a minimum of 20°C (67°F) and a maximum of 31°C (87°F), alongside heavy rainfall totaling 391 mm (15.4 in) over 29 days. Humidity remains high at 79%, contributing to a generally humid atmosphere. In contrast, November sees slightly cooler temperatures, with a minimum of 18°C (65°F) and a maximum of 30°C (87°F), along with a significant drop in precipitation to 169 mm (6.7 in) across 24 days. Despite the reduced rainfall, the humidity remains steady at 79%, creating a similarly humid environment. For more detailed weather insights, you can refer to La Fortuna weather in November.
In October, the weather tends to be quite warm and humid, with temperatures ranging from a minimum of 20°C (67°F) to a maximum of 31°C (87°F) and an average temperature of 24°C (75°F). This month also experiences significant rainfall, with a total precipitation of 391 mm (15.4 in) spread over 29 days, resulting in 79% humidity. In contrast, December brings slightly cooler temperatures, with a minimum of 18°C (64°F), an average of 23°C (74°F), and a maximum of 29°C (85°F). The rainfall is markedly lower in December, with only 60 mm (2.3 in) of precipitation over 20 days and a decrease in humidity to 70%. For more detailed information, you can check La Fortuna weather in December.
In October, La Fortuna experiences a distinct shift in weather patterns, characterized by warmer temperatures and a notably high level of humidity. This month typically brings increased rainfall, with nearly every day experiencing some form of precipitation. Unlike the somewhat drier months that precede it, October sets the stage for lush landscapes and vibrant flora, making it an enchanting time for nature lovers. Travelers should prepare for the tropical ambiance, embracing the rain as a captivating part of their experience. For more insights into the year-round climate, visit La Fortuna Climate.