Last updated: August 21, 2025
August in Nicoya, Costa Rica brings a tropical climate characterized by warm temperatures and substantial rainfall. Daily maximums reach up to 35°C (95°F), with an average temperature around 26°C (80°F), creating a warm and inviting atmosphere. Nights cool down to a comfortable minimum of 22°C (71°F), ideal for relaxation. This month witnesses significant precipitation, totaling 290 mm (11.4 in), spread over approximately 25 days, contributing to the lush greenery that defines this region. With humidity levels hovering around 82%, visitors can expect a truly immersive tropical experience, where the vibrant ecosystem thrives amidst the warm, moist air.
In August, Nicoya, Costa Rica experiences a warm tropical climate, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 35°C (95°F). The average temperature hovers around 26°C (80°F), slightly cooler than the hotter months earlier in the year, yet still offering plenty of warmth. This time of year marks a transition into the rainy season, leading to a slight dip in both average temperature and maximum highs compared to the blazing heat of April and May. Overall, August presents a comfortable, balmy atmosphere perfect for exploring Nicoya’s stunning beaches and lush landscapes, making it an ideal time for both relaxation and adventure.
In August, Nicoya, Costa Rica experiences a notable surge in precipitation, receiving 290 mm (11.4 in) of rainfall over 25 days. This trend reflects the region's transition into the wettest months of the year, with August's rainfall closely following July's impressive totals. After a dramatic increase from April's modest 51 mm (2.0 in), the rainfall peaks in September and October, indicating that the heart of the rainy season is in full swing. As such, August serves as a significant precursor to the even heftier precipitation that follows, emphasizing the lush, vibrant landscapes that characterize the area during this time.
In August, Nicoya, Costa Rica, experiences humidity levels around 82%, marking a noticeable increase following the drier months of early year. After a gradual rise from 66% in January to a peak of 85% in July, the summer months often bring a distinct sense of moisture, hinting at the upcoming rainy season. As the country transitions into September with humidity tapering slightly to 80%, it becomes evident that the region remains enveloped in a humid embrace throughout much of the year, especially during the lush green months from June to September. This cyclical pattern showcases the tropical climate's influence, creating a vibrant, nearly tropical atmosphere that defines Nicoya's unique charm.
In August, Nicoya, Costa Rica, continues to experience an extreme UV Index of 13, only slightly dropping from the peak of 14 observed during the summer months. This consistent exposure means that residents and visitors alike should remain vigilant, as a burn can occur in as little as 10 minutes. The trend throughout the year showcases a persistent need for sun protection, particularly from March to July when the index reaches its zenith. As the seasons shift into autumn, September and October also maintain a high UV Index of 13, underscoring the necessity for sunscreen and shade. To learn more about UV index patterns and their implications, visit Nicoya UV Index.
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In Nicoya, Costa Rica, August brings a delightful 278 hours of sunshine, slightly less than the energetic peaks seen in March and April. While this month marks a small dip from the summer highs, it still benefits from substantial daylight, allowing visitors to enjoy the region's stunning beaches and lush landscapes. As the year unfolds, sunshine gradually wanes towards 245 hours in October, yet Nicoya's warm rays linger longer than in many other locales. This vibrant sunshine pattern not only underscores the region's appeal but also establishes Nicoya as a prime destination for sun-seekers throughout the year.
August in Nicoya, Costa Rica, brings a marked decline in the likelihood of sunny weather, with only a 7% chance of sunshine. This significant drop follows the more favorable conditions of the earlier months and highlights a trend of diminishing daylight during the rainy season. As the dry months of January to April boast higher probabilities of sun, August stands out as one of the least promising months for sun-seekers, with the likelihood of clear skies sinking further into the rainy season that continues through September and October. Those planning a visit should prepare for the persistent rains that dominate this time of year.
In August, Nicoya, Costa Rica, enjoys a consistent 12 hours of daylight, characteristic of the region's tropical climate. This duration aligns with the months preceding and following, from March to September, during which the sun lingers longer in the sky, fostering vibrant landscapes and a lively atmosphere. As the year progresses toward October, daylight begins to wane, reducing to 11 hours, signaling the onset of the dry season. The rhythmic pattern of daylight hours reflects the customs and activities of the locals, perfectly capturing the essence of life in this beautiful coastal haven.
In August, Nicoya, Costa Rica experiences its calmest winds of the year, with an average speed of just 1.4 m/s (3 mph). This gentle breeze marks a shift from the more robust winds seen in the earlier months, where speeds often reached 4.0 m/s (9 mph) in March. As the high season transitions into a quieter period, the wind fluctuates downward through July and into August, revealing a trend towards stillness during the heart of the rainy season. The softer winds, along with the lush surroundings of the region, create a tranquil atmosphere perfect for relaxation and introspection, setting the stage for the vibrant renewal that comes with the changing seasons.
Weather in Nicoya varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Nicoya, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present distinct weather contrasts. In August, temperatures range from a minimum of 22°C (71°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). This month is characterized by high humidity levels at 82% and significant rainfall, totaling 290 mm (11.4 in) over approximately 25 days. In contrast, January features slightly cooler conditions with minimum temperatures of 17°C (64°F) and maximums reaching 36°C (97°F), an average of 27°C (81°F). This month is markedly drier, with only 12 mm (0.5 in) of precipitation occurring on just 2 days, and humidity levels drop to 66%. For more insight into weather patterns during January, you can explore Nicoya weather in January.
When comparing weather conditions in August and February, notable differences emerge. August experiences a tropical climate with average temperatures around 26°C (80°F) and high humidity at 82%. This month sees significant rainfall, with precipitation reaching 290 mm (11.4 in) over 25 days, creating a lush environment but also a muggy atmosphere. In contrast, February offers warmer temperatures with an average of 28°C (82°F) and a maximum of 37°C (99°F), yet it remains remarkably dry with only 2 mm (0.1 in) of precipitation over 0 days. The humidity is lower at 64%, providing a more comfortable and pleasant experience. For a closer look at February weather in this region, you can explore Nicoya weather in February.
When comparing August and March weather, notable differences emerge. August features a warm climate with a minimum temperature of 22°C (71°F) and an average of 26°C (80°F), peaking at 35°C (95°F). However, it also brings substantial rainfall, with 290 mm (11.4 in) of precipitation spread over 25 days and high humidity at 82%. In contrast, March enjoys slightly cooler min temperatures at 20°C (69°F) and a higher average of 28°C (83°F), with maximums reaching 37°C (99°F). March is also remarkably dry, receiving only 4 mm (0.1 in) of rain over no rainy days and a lower humidity of 63%. For more information, you can check Nicoya weather in March.
When comparing the weather in August to that in April, a notable distinction can be seen in both temperature and precipitation patterns. In August, temperatures range from a minimum of 22°C (71°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). This month also experiences significant rainfall, totaling 290 mm (11.4 in) over 25 days, and a high humidity level of 82%. In contrast, April features a higher average temperature of 29°C (84°F), with maximums soaring to 39°C (102°F), while only receiving 51 mm (2.0 in) of rain over 9 days and lower humidity at 63%. For more detailed insights into Nicoya's weather in April, you can check out this page: Nicoya weather in April.
When comparing the weather in August and May, we see some intriguing differences. August typically experiences a slightly cooler average temperature range, with minimums around 22°C (71°F) and maximums reaching up to 35°C (95°F), while May boasts warmer conditions with lows of 23°C (73°F) and highs that can soar to 38°C (101°F). In terms of precipitation, both months are quite similar, with August receiving 290 mm (11.4 in) over 25 days and May slightly less at 286 mm (11.2 in) over 22 days. However, the humidity in August is significantly higher at 82%, compared to May’s more comfortable 63% levels. For a more detailed view of what to expect in May, check out Nicoya weather in May.
In comparing the weather between August and June, both months experience similar minimum temperatures averaging around 22°C (71°F) to 22°C (72°F), which provides a warm start to the day. However, June tends to be slightly warmer on average, peaking at a maximum of 36°C (97°F) compared to August's maximum of 35°C (95°F). Precipitation is significantly higher in June, with 359 mm (14.1 in) of rainfall over 26 days, compared to August's 290 mm (11.4 in) spread across 25 days. Additionally, June has lower humidity levels at 74%, whereas August reaches a higher humidity of 82%. For a detailed look at June's weather patterns, you can explore Nicoya weather in June.
In comparing the weather between July and August, we see that both months maintain similar temperature ranges, with July having a slightly lower average temperature of 27°C (80°F) compared to August’s 26°C (80°F). However, August experiences significantly higher precipitation, totaling 290 mm (11.4 in) over 25 days, while July has 215 mm (8.4 in) over 23 days. Additionally, humidity levels are slightly higher in August at 82%, compared to July's 85%. Overall, August tends to be more humid and wetter, making it a more challenging month for outdoor activities. For more details on July weather, visit Nicoya weather in July.
August and September in Nicoya present fairly similar temperature patterns, with both months having minimums around 22°C (71°F) and average temperatures hovering around 26°C (79-80°F). However, September tends to be slightly cooler on average, with a maximum temperature of 34°C (93°F) compared to August's 35°C (95°F). One notable difference is the increased precipitation in September, which totals 353 mm (13.9 in) over 28 days, compared to August's 290 mm (11.4 in) over 25 days. Consequently, September experiences a slightly lower humidity of 80% compared to August's 82%. For more detailed insights, you can check out Nicoya weather in September.
In August, the weather features warm temperatures, with a minimum of 22°C (71°F) and an average around 26°C (80°F), peaking at 35°C (95°F). The month sees significant rainfall, totaling 290 mm (11.4 in) over 25 rainy days, coupled with high humidity at 82%. In contrast, October offers slightly cooler conditions, with a minimum of 21°C (71°F) and a maximum of 33°C (92°F), while maintaining a similar average temperature of 26°C (79°F). However, this month experiences even higher precipitation, accumulating 407 mm (16.0 in) over 29 days, and slightly lower humidity at 79%. For more details on the weather in October, you can visit Nicoya weather in October.
August in Nicoya is characterized by warm temperatures, with a minimum of 22°C (71°F) and an average of 26°C (80°F), peaking at 35°C (95°F). The month sees significant rainfall, totaling 290 mm (11.4 in) over 25 days, accompanied by high humidity levels of 82%. In contrast, November offers slightly cooler temperatures, with a minimum of 20°C (68°F) and a similar average of 26°C (79°F), reaching a maximum of 33°C (93°F). Precipitation drops significantly to 130 mm (5.1 in) over 15 days, and humidity decreases slightly to 79%. For more details on the weather in November, check out Nicoya weather in November.
In August, the weather is characterized by higher humidity and significant rainfall, with temperatures ranging from a minimum of 22°C to a maximum of 35°C. The month experiences an average of 290 mm of precipitation over 25 days, resulting in a tropical and lush environment. In contrast, December sees slightly cooler temperatures, with a minimum of 20°C and an average of 27°C, while still peaking at 35°C. However, December enjoys much less rainfall, totaling only 31 mm over 4 days, and lower humidity at 70%. For more detailed information, you can check out Nicoya weather in December.
As August rolls into Nicoya, the weather emerges with its distinctive characteristics that set it apart from other months. Temperatures remain warm, hovering around a comfortable average, but the humidity levels soar, creating a tropical feel that is palpable. Rain becomes a regular companion, with frequent showers contributing significantly to the monthly precipitation total, making August one of the wetter months of the year. This combination of warmth and moisture not only invigorates the lush landscapes but also brings a refreshing shift to the overall climate. For a deeper dive into the weather patterns throughout the year, visit Nicoya Climate.