Last updated: August 21, 2025
In May, Golfito, Costa Rica experiences a warm and humid tropical climate, with maximum temperatures reaching around 31°C (88°F) and an average of 26°C (79°F). The minimum temperatures can drop to 22°C (72°F), offering a comfortable yet sultry atmosphere. A significant precipitation total of 517 mm (20.3 in) falls throughout the month, resulting in nearly 30 rainy days, which contributes to the lush greenery the region is known for. With humidity levels averaging 69%, the combination of heat and moisture creates a vibrant, tropical environment ideal for nature enthusiasts and adventurers alike.
In May, Golfito, Costa Rica, showcases delightful tropical weather, with temperatures reflecting a consistent shift toward warmth. The minimum temperature hovers around 22°C (72°F), while the average settles at a pleasant 26°C (79°F). Daytime temperatures can reach a maximum of 31°C (88°F), similar to what is experienced in April, indicating that the region is firmly in its warm season. This trend of gentle heat continues into the early summer months, making May an inviting time to explore the lush landscapes or unwind by the coast. As the rains begin to emerge later in the month, the temperatures remain enjoyable, setting a vibrant backdrop for outdoor activities.
May marks a significant peak in precipitation in Golfito, Costa Rica, with an impressive total of 517 mm (20.3 in) of rain over a full 30 days. This deluge sets the stage for the transition into the more intense rainy season, as May's rainfall contrasts sharply with the preceding months, like April's 282 mm (11.1 in). The city experiences consistent wet weather, with nearly every day seeing rain, contributing to lush landscapes and vibrant ecosystems. Following this pattern, the precipitation remains high into June and July, showcasing the region's characteristic tropical climate where rain is a defining feature. The sustained moisture offers not just challenges but also nourishes the rich biodiversity that Golfito is renowned for.
In Golfito, Costa Rica, the month of May sees a slight uptick in humidity, averaging 69%, which is just above the seasonal average. As the region transitions from the dry to the rainy season, a gradual rise in moisture levels is observed. This increase sets the stage for the saturated months of June and July, where humidity peaks at 84% and 85%, respectively. Interestingly, May's humidity is still lower than what follows, indicating a shift towards the more humid summer months. As the year progresses, humidity remains consistently high, ranging between 80% to 85% until October, welcoming the lush and vibrant landscapes that Costa Rica is famous for.
In May, Golfito, Costa Rica, experiences a UV Index of 15, maintaining its extreme exposure category from April and signaling that sun safety is crucial. With a consistent burn time of just 10 minutes, this month aligns with the trend of high UV levels that span from January through June. The UV Index peaks at 15 in both April and May, showing that as the dry season approaches its end, outdoor enthusiasts should be especially vigilant against sunburn. It's vital for visitors and locals alike to take necessary precautions during this time. For more information on UV levels throughout the year, check out Golfito UV Index.
UV Risk Categories
May in Golfito, Costa Rica, sees a slight dip in sunshine hours, with 246 hours basking the region in warm light. This month gently transitions from the vibrant 336 hours of sunshine experienced in March. Despite May's reduced sunlight compared to the earlier months, it still maintains a favorable glow when juxtaposed with June and July, which each yield around 247 and 244 hours respectively. The trend reveals that while the sun's presence ebbs slightly in late spring, it remains a bright and welcoming feature of Golfito's enchanting climate, with the year’s sunshine peaking again in December when it reaches a glorious 312 hours. This fluctuation not only underlines the month’s charm but also reflects the natural ebb and flow of the Pacific coast's tropical allure.
In Golfito, Costa Rica, the likelihood of sunny weather takes a notable dip in May, where the chance of sunshine plummets to just 8%. This trend reflects a significant shift from the more promising conditions earlier in the year, particularly in March, which boasts a 44% chance of sun. Following the bright months of January and February, May and the subsequent months of June and July struggle to provide ample sunshine, hovering around the single-digit percentages. As the rainy season approaches, these statistics suggest that those planning a visit in May may want to prepare for clouds rather than clear skies. Overall, the pattern highlights May as a transitional month, where the allure of Costa Rica's sun gives way to the lush greenery that the rains bring.
In Golfito, Costa Rica, the daylight duration exhibits a delightful consistency throughout the year. From January to April, the days gradually lengthen, peaking at 12 hours of daylight in March and continuing this ideal duration through May and into the summer months of June, July, and August. As the year wanes, daylight begins its slow retreat, decreasing to 11 hours by October, which persists through December. This steady rhythm of light makes Golfito an enchanting destination, particularly in the vibrant month of May, where visitors can bask in the generous daylight, perfect for exploring the natural beauty and rich culture of this tropical paradise.
In Golfito, Costa Rica, the winds of May offer a gentle embrace, with an average speed of 1.2 m/s (3 mph), mirroring the soft breezes of the preceding months. As spring transitions into summer, the consistent wind pattern reveals a slight calmness in both April and May, providing an ideal environment for golf enthusiasts. Notably, the winds begin to pick up slightly in August, hinting at a gradual shift as the dry season progresses. This overall trend showcases Golfito's stable and predictable wind conditions throughout the year, perfect for leisurely rounds on the green amidst stunning coastal views.
Weather in Golfito varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Golfito, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, there are noticeable differences in temperature, precipitation, and overall climate conditions. May boasts higher temperatures with an average of 26°C (79°F) and a maximum of 31°C (88°F), while January is slightly cooler with averages around 25°C (78°F) and a maximum of 29°C (85°F). In terms of rainfall, May experiences significantly more precipitation at 517 mm (20.3 in) over 30 days, compared to January's 210 mm (8.3 in) over 23 days. Additionally, the humidity levels are somewhat similar, with May at 69% and January at 68%. This makes January a relatively drier and slightly cooler month. For a closer look at January weather specifics, refer to Golfito weather in January.
In May, the weather is characterized by slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 31°C (88°F), compared to February's range of 20°C (67°F) to 30°C (86°F). Both months feature an average temperature of 26°C (79°F), but May experiences significantly higher precipitation levels at 517 mm (20.3 in) over 30 days, whereas February sees only 182 mm (7.2 in) across 22 days. Humidity levels are quite similar in both months, with May at 69% and February at 68%. For more detailed insights, you can check out Golfito weather in February.
In comparing the weather between May and March, both months feature similar average temperatures, hovering around 26°C (79°F). However, May tends to be slightly warmer, with maximum temperatures reaching up to 31°C (88°F), compared to March's peak of 30°C (87°F). A significant difference is observed in precipitation: May experiences a much higher rainfall at 517 mm (20.3 in) over 30 days, while March sees only 177 mm (7.0 in) spread across 25 days. Additionally, humidity levels are slightly higher in May at 69% compared to March's 66%. For more details on the specific weather conditions during March, you can visit Golfito weather in March.
When comparing the weather in April and May, we see notable similarities and differences. Both months have a minimum temperature of around 22°C (72°F), and both maintain an average temperature of 26°C (79°F) and a maximum of 31°C (88°F). However, May experiences significantly higher precipitation, with 517 mm (20.3 in) compared to April's 282 mm (11.1 in), spanning roughly the same number of days—30 in May versus 28 in April. Additionally, humidity levels are slightly higher in May at 69%, compared to April’s 67%. For a detailed look at April's weather, you can visit Golfito weather in April.
May and June present similar temperature profiles, with average highs reaching around 31°C (88°F) and lows hovering between 21°C (70°F) and 22°C (72°F). However, while May tends to be slightly wetter with 517 mm (20.3 in) of precipitation, June sees a slightly reduced amount of rainfall at 490 mm (19.3 in). Notably, June also experiences higher humidity levels at 84%, compared to May's 69%. For those interested in a more detailed outlook, you can check the Golfito weather in June for further insights.
In comparing the weather in May and July, we see that both months feature similar temperature ranges, with May having a slightly higher maximum at 31°C (88°F) compared to July's 30°C (86°F). The average temperatures remain consistent, hovering around 26°C (79°F). However, July experiences a slight increase in total precipitation, totaling 532 mm (21.0 in) over 31 days, compared to May's 517 mm (20.3 in) over the same number of days. Additionally, July is characterized by higher humidity levels at 85%, compared to May's 69%, contributing to a more humid atmosphere. For more specific details, you can check Golfito weather in July.
May and August exhibit similar temperature ranges, with both months featuring a minimum of 22°C (72°F) and an average temperature around 26°C (79°F for May and 78°F for August). However, August tends to be slightly cooler, peaking at 30°C (86°F) compared to May's maximum of 31°C (88°F). In terms of precipitation, both months are quite wet, but August records a higher average rainfall of 544 mm (21.4 in) compared to May's 517 mm (20.3 in). Additionally, humidity levels rise in August to 82%, up from 69% in May, contributing to a more humid atmosphere. For more details, you can check Golfito weather in August.
In May, the weather is characterized by warmer temperatures, with an average soaring to 26°C (79°F) and maximums reaching 31°C (88°F). This month experiences significant rainfall, totaling 517 mm (20.3 in) over 30 days, contributing to a humidity level of 69%. In contrast, September offers slightly cooler conditions, with an average temperature of 25°C (78°F) and a maximum of 30°C (87°F). Rainfall in September is also substantial but somewhat less, at 474 mm (18.7 in) over 29 days, accompanied by higher humidity at 81%. For more detailed information, you can refer to Golfito weather in September.
When comparing the weather between May and October, we notice some interesting variations. In May, temperatures typically range from a minimum of 22°C (72°F) to a maximum of 31°C (88°F), with an average of 26°C (79°F). However, May experiences significant rainfall, with 517 mm (20.3 in) of precipitation over 30 days and a humidity level of 69%.
In contrast, October sees slightly cooler temperatures with a minimum of 19°C (67°F) and a maximum of 30°C (86°F), while the average temperature remains at 25°C (78°F). Rainfall is even more pronounced in October, with 605 mm (23.8 in) of precipitation, also spread over 30 days, and a higher humidity of 80%. For more detailed insights on the weather during this month, you can visit Golfito weather in October.
May and November both exhibit warm tropical temperatures, with May averaging 26°C (79°F) and November slightly cooler at 25°C (77°F). However, November tends to have a higher maximum temperature of 29°C (85°F) compared to May's peak of 31°C (88°F). Precipitation is notably heavier in November, with 624 mm (24.6 in) expected over 29 days, compared to May's 517 mm (20.3 in) over 30 days. Additionally, November's humidity is slightly higher at 80%, while May's humidity is 69%. For more details, you can check Golfito weather in November.
In comparing the weather of May and December, May tends to be warmer, with average temperatures reaching up to 26°C (79°F) and maximums of 31°C (88°F), whereas December has slightly cooler averages of 25°C (78°F) and maximums of 29°C (84°F). Both months experience significant rainfall, but May sees a higher precipitation level of 517 mm (20.3 in) over 30 days compared to December's 361 mm (14.2 in) across 29 days. Humidity levels are also relatively close, with May at 69% and December slightly higher at 72%. For more specific details on December weather patterns, you can check out Golfito weather in December.
As May unfolds in Golfito, expect a mix of hazy warmth and frequent rain that sets it apart from the rest of the year. With an average temperature hovering around a comfortable 26°C (79°F), the days can get quite warm, reaching up to 31°C (88°F), while the humidity tends to linger around 69%. Unlike the drier months, May is characterized by its heavy, daily rainfall, amounting to around 517 mm throughout the month. These persistent showers make it a unique time for the region, often resulting in lush landscapes and vibrant flora. For a deeper dive into Golfito's climatic patterns and what to expect throughout the year, check out Golfito Climate.