Last updated: August 21, 2025
May in Cariari, Costa Rica is characterized by warm temperatures and a significant amount of rainfall. With maximum temperatures peaking at 32°C (91°F) and an average of 24°C (76°F), the month offers a tropical escape. The minimum temperature can drop to 19°C (66°F), providing a comfortable evening respite. However, this month also brings a substantial precipitation total of 356 mm (14.0 in), experienced over 28 days, contributing to an overall humidity level of 70%. Visitors should be prepared for frequent showers while enjoying the lush landscapes that characterize this verdant region during May.
In May, Cariari, Costa Rica, experiences a noticeable rise in temperatures, marking the transition into the warmer months. The minimum temperature nudges up to 19°C (66°F), while the average holds steady at 24°C (76°F). Enjoyably, the maximum temperature reaches a peak of 32°C (91°F), making it one of the hottest months of the year. This increase in warmth is complemented by the lush green landscapes characteristic of the region during the rainy season, as the humidity begins to rise, creating a vibrant and inviting atmosphere for both locals and tourists alike. With pleasant averages and an inviting climate, May is a fantastic time to explore the natural beauty and rich culture that Cariari has to offer.
May in Cariari, Costa Rica, brings a dramatic shift in precipitation, with the region receiving a substantial 356 mm (14.0 in) of rainfall over 28 days. This surge marks the peak of the rainy season, significantly higher than the preceding months, such as April's 120 mm (4.7 in). The frequent showers of May lay the groundwork for lush landscapes, as the abundant moisture fuels the vibrant local flora. This trend of intensified rainfall continues into June, but May stands out as the month when the rain truly awakens the region's natural beauty. As each day unfolds under a curtain of clouds, the symphony of nature plays on, transforming Cariari into a verdant oasis.
In May, Cariari, Costa Rica, experiences a humidity level of 70%, maintaining a consistent and comfortable atmosphere similar to the preceding months of January to April. This gradual trend of moderate humidity gives way to a significant increase in the following months, with June kicking off the wetter season at 81%. As the year progresses towards its peak humidity in July at 88%, it's evident that the region experiences a marked shift from the milder values seen earlier in the year. Ultimately, May stands as a transitional month, perfectly positioned between the dry beginnings of the year and the lush, humid embrace of the rainy season ahead.
In May, Cariari, Costa Rica, experiences an intense UV Index of 14, maintaining the trend of extreme sun exposure that begins in March and continues through the month. With just 10 minutes of unprotected sun exposure resulting in a risk of burns, it’s essential to take precautions while enjoying the beautiful weather. This pattern of high UV levels remains consistent, particularly in April and June, making protective measures crucial for both locals and visitors alike. For more detailed information, check out the full report on the Cariari UV Index.
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As May unfolds in Cariari, Costa Rica, the area basks in 278 hours of glorious sunlight, showcasing a delightful continuation of the region's vibrant weather patterns. Following a peak of 326 hours in March, the month experiences a slight dip, yet remains well above average compared to the winter months. Notably, this trend of abundant sunshine persists, with May standing out as a consistently bright month before the slightly cloudier days of June. With each passing month, the sunlight hours reveal a fascinating rhythm, underscoring the allure of Cariari as a sun-soaked haven in Central America.
In Cariari, Costa Rica, the likelihood of sunny weather takes a sharp dip in May, with only 17% of the days expected to be bright and sunny. This trend marks a significant decline from the earlier months, with January and December showcasing much higher chances of sunshine at 46% and 44%, respectively. As the region transitions toward the rainy season, the sun becomes a rare sight, a stark contrast to the drier months of February and March, where the likelihood hovers around 43%. By August, the chances plummet even further, reaching a low of 10%, highlighting the distinct seasonal shifts in weather patterns that characterize this vibrant locale.
In Cariari, Costa Rica, the daylight duration experiences subtle yet intriguing variations throughout the year. Starting in January and February, residents enjoy a consistent 11 hours of sunlight, perfect for embracing the lush landscapes. As March approaches, daylight increases to 12 hours, signaling the arrival of longer days. This trend continues unabated until September, where just a touch more light enriches the tropical atmosphere. As the year winds down in October through December, the daylight retreats back to 11 hours, wrapping the year in a gentle embrace of twilight. Overall, Cariari's steady daylight patterns reflect a delightful rhythm of nature, fostering a vibrant lifestyle shaped by sun-kissed days.
In Cariari, Costa Rica, the winds tell a gentle tale as the year unfolds. Starting strong in January with an average wind speed of 1.6 m/s (4 mph), the breezes gradually soften, reaching a seasonal low of 1.2 m/s (3 mph) by May. This slight decline indicates the onset of the warmer months, as winds become more tranquil heading into the early summer. Interestingly, the winds begin to pick up again slightly in November, returning to 1.2 m/s (3 mph), suggesting a gradual change as the year draws to a close. Overall, the trend reveals a calm environment dominated by mild winds, perfect for leisurely pursuits in this picturesque locale.
Weather in Cariari varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Cariari, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, May tends to be warmer and wetter. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (91°F), with an average temperature of 24°C (76°F). The month also experiences significant rainfall, totaling 356 mm (14.0 in) over 28 days, making for a humid environment with around 70% humidity. In contrast, January is slightly cooler, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 28°C (82°F) and an average of 22°C (72°F). Precipitation is also lower in January, amounting to 203 mm (8.0 in) over 14 days, with a similar humidity level of 71%. For more detailed information, check out Cariari weather in January.
May generally experiences warmer temperatures compared to February, with minimums starting at 19°C (66°F) and maximums reaching up to 32°C (91°F) in May, compared to February’s range of 15°C (60°F) to 30°C (86°F). Additionally, May tends to be much wetter, receiving 356 mm (14.0 in) of precipitation over 28 days, whereas February sees only 86 mm (3.4 in) over 13 days. Despite the differences in temperature and precipitation, both months maintain a consistent humidity level of around 70%. For more detailed information, you can check Cariari weather in February.
In comparing the weather of March and May, March typically enjoys slightly cooler temperatures, with average highs reaching 30°C (86°F) compared to May's warmer average of 24°C (76°F). March sees a minimum temperature of 16°C (62°F), while May's minimum is higher, at 19°C (66°F). Precipitation is notably less in March, averaging 93 mm (3.7 in) over 15 days, compared to May's substantial 356 mm (14.0 in) spread over 28 days, making May considerably wetter. Humidity levels are relatively close, with March at 68% and May at 70%. For more detailed information, you can check Cariari weather in March.
In comparing the weather between April and May, both months experience warm temperatures, but May tends to be slightly warmer overall. April has a minimum temperature of 17°C (63°F) and averages around 24°C (75°F), peaking at 31°C (88°F). In contrast, May's minimum temperature is slightly higher at 19°C (66°F), with an average of 24°C (76°F) and a maximum of 32°C (91°F). However, May sees a significant increase in precipitation, receiving 356 mm (14.0 inches) across 28 days, compared to April's 120 mm (4.7 inches) over 23 days. Humidity levels remain similar, with May at 70% and April at 69%. For more detailed information, you can check out Cariari weather in April.
May and June exhibit similar temperature profiles, with both months averaging around 24°C (76°F). However, May tends to be slightly warmer, reaching a maximum of 32°C (91°F), compared to June's max of 32°C (89°F). While both months experience significant rainfall over approximately 28 days, May sees a higher precipitation total of 356 mm (14.0 in) compared to June's 269 mm (10.6 in). Additionally, June has a higher humidity level at 81%, compared to May's 70%. For more detailed information, you can check Cariari weather in June.
In comparing the weather between May and July, we notice several similarities and slight differences. Both months share a minimum temperature of around 19°C (66°F), but May tends to be slightly warmer on average, with a peak of 32°C (91°F) compared to July's maximum of 31°C (87°F). Precipitation in May is considerably higher at 356 mm (14.0 in) over 28 days, while July receives 286 mm (11.3 in) during the same period. Additionally, July experiences a higher humidity level of 88%, compared to May's 70%. For a more detailed look at July's weather, check out Cariari weather in July.
May and August share similar average temperatures, with both months hovering around 24°C (76°F). However, May experiences a broader temperature range, with minimums dropping to 19°C (66°F) and maximums peaking at 32°C (91°F), while August starts slightly warmer with a minimum of 20°C (68°F) and also maintains a maximum of 32°C (89°F). In terms of precipitation, May is significantly wetter, receiving 356 mm (14.0 in) compared to August's 203 mm (8.0 in), despite both months having 28 days. Finally, humidity levels are notably higher in August at 85%, compared to May's 70%. For more detailed insights, check out Cariari weather in August.
In comparing May and September weather, both months showcase a similar temperature profile, with minimums around 19°C (66°F) and average highs of 24°C (76°F) and 31°C (89°F) for May and September, respectively. However, May is characterized by significantly higher precipitation levels, totaling 356 mm (14.0 in) over 28 days, while September experiences only 192 mm (7.6 in) across 27 days. Additionally, September has a higher humidity level at 84%, compared to May's 70%. For more insights, you can check out the Cariari weather in September.
May and October exhibit similar temperature ranges, with both months featuring minimum temperatures of around 19°C (66°F) and average highs near 24°C (76°F) to 31°C (89°F). However, October tends to be wetter, with precipitation levels rising to 405 mm (15.9 in) across 29 days, compared to May's 356 mm (14.0 in) over 28 days. Additionally, October experiences higher humidity at 82%, compared to May's 70%, making the air feel a bit more oppressive as the rainy season peaks. For more details on October weather, check out Cariari weather in October.
May and November exhibit similar temperature ranges, with both months having a minimum temperature of 19°C (66°F). May typically enjoys slightly warmer average and maximum temperatures, reaching up to 24°C (76°F) and 32°C (91°F), respectively, while November cools down to an average of 23°C (74°F) and a maximum of 30°C (86°F). In terms of precipitation, May sees a higher level at 356 mm (14.0 in) across 28 days, compared to November's 334 mm (13.1 in) over 26 days. Additionally, November tends to be more humid, with a humidity level of 81% versus May's 70%. For more detailed insights into November's weather, you can visit Cariari weather in November.
May and December present notable differences in weather, showcasing varying temperatures and precipitation patterns. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 32°C (91°F) with an average of 24°C (76°F). The month experiences considerable rainfall, with 356 mm (14.0 in) spread over 28 days, resulting in high humidity levels around 70%.
Conversely, December features slightly cooler temperatures, with a minimum of 17°C (64°F) and a maximum of 29°C (84°F), averaging 23°C (73°F). Rainfall in December is lower, totaling 320 mm (12.6 in) over 20 days, and humidity increases marginally to 74%. For more detailed insights about December weather in the region, you can visit Cariari weather in December.
In May, Cariari experiences a significant change in weather compared to other months, characterized by increased humidity and substantial rainfall. As the transition into the rainy season begins, the skies are often overcast, leading to frequent precipitation that can transform the landscape into a lush paradise. Though temperatures remain warm and inviting, the nearly constant drizzle and high humidity levels create a vibrant yet cooler atmosphere. This makes May a unique time to explore Cariari, where the rich, green vistas come alive, inviting nature enthusiasts to experience the beauty of the lush tropics. For a deeper dive into Cariari's climate patterns, be sure to check out Cariari Climate.