Last updated: August 21, 2025
May in Ilhabela, Brazil offers a delightful blend of tropical warmth and refreshing coastal breezes. With maximum temperatures reaching 28°C (83°F) and a comfortable average of 22°C (72°F), the weather is ideal for outdoor adventures. However, be prepared for occasional rain, as this month sees an average precipitation of 133 mm (5.2 in) spread over 12 days, contributing to the lush, vibrant landscapes. The atmospheric humidity hovers around 79%, creating a rich, inviting environment perfect for exploring this beautiful island. Whether you're hiking through its lush trails or relaxing on its stunning beaches, May's weather in Ilhabela is sure to enhance your experience.
In May, Ilhabela begins to transition into cooler temperatures, showcasing a notable shift from the warmth of earlier months. The minimum temperature dips to a comfortable 16°C (61°F), while the average settles at 22°C (72°F), reflecting a gentle breeze that invites outdoor exploration. Daytime highs reach 28°C (83°F), providing ample opportunity to enjoy the island's stunning beaches before the chill of winter sets in. This month strikes a balance, with pleasantly mild days and refreshing evenings, making it an ideal time for both relaxation and adventure amidst Ilhabela’s lush landscapes.
In May, Ilhabela experiences a moderate level of precipitation, receiving 133 mm (5.2 in) over approximately 12 days of rain. This amount reflects a slight increase from April's 122 mm (4.8 in) while maintaining a similar number of rainy days. As the region transitions into the cooler months, precipitation levels begin to taper off slightly, with June following closely behind with 112 mm (4.4 in). This pattern suggests a seasonal shift, as May’s rainfall plays a crucial role in sustaining the lush landscapes of Ilhabela, bridging the wetter start of the year and the drier segments that lie ahead.
In Ilhabela, Brazil, the month of May marks a notable transition in humidity levels, dropping to 79% from the higher figures seen in the earlier months. This decline is part of a clear trend as the island moves from its peak humidity in January and February, where it hovers around 88%. As the year progresses into June and July, humidity continues to decrease, reaching its lowest point at 72% in July. This gradual shift not only brings a more pleasant climate for outdoor activities but also signals the approach of the drier months ahead, with August and September dropping to 65% and 58%, respectively. Overall, May serves as a pivotal month, setting the stage for the drier and more comfortable conditions that characterize the later part of the year.
As the month of May rolls into Ilhabela, Brazil, the UV Index begins to show a slight decrease from the extreme levels observed earlier in the year. With a UV Index of 8 classified as very high, sun seekers can expect a longer burn time of 15 minutes, a brief respite compared to the shorter exposure times of previous months. This trend signals a gradual easing of intensity as the tropical sun starts to soften, yet caution remains essential for those enjoying the beautiful beaches. With June following closely behind, where the index drops further to 6—categorized as high—outdoor enthusiasts should remain vigilant in their sun safety practices. Don't forget to plan your sun exposure wisely and check the full details at Ilhabela UV Index!
UV Risk Categories
In May, Ilhabela basks in a delightful 283 hours of sunshine, making it a fantastic time to explore this Brazilian paradise. Following the peak radiance of March, which boasts a remarkable 304 hours, May holds its own with a sunny disposition, overshadowed only slightly by the glowing numbers of previous months. The gradual decline into winter months begins in June, with sunshine tapering to 261 hours, yet May still serves as a bridge between the vibrant summer and the more subdued winter, inviting visitors to enjoy its warm coastal allure. The consistent sun of February and November, each exceeding 270 hours, hints at a tropical rhythm that keeps the island lively throughout the year, ensuring that each season offers its own unique charm.
In Ilhabela, Brazil, the likelihood of sunny weather in May hovers around 49%, making it a promising time for those seeking sunny days. This figure reflects a slight dip from the previous month, April, which boasts a more optimistic 55% chance of sunshine. Following the trend through the year, May still stands as a solid choice compared to earlier months such as January and February, where the chances of sun are notably lower at 21% and 40%, respectively. As we transition into the winter months, June brings a 46% chance of sun, while July peaks at 62%. Thus, May offers a sweet spot before the weather warms up more consistently, presenting plenty of opportunities to enjoy Ilhabela’s stunning coastal charm.
In Ilhabela, Brazil, the rhythm of daylight unfolds gracefully throughout the year, showcasing a dynamic interplay between the seasons. January welcomes the year with a generous 13 hours of sunlight, gradually tapering off to 12 hours in February and March. As spring approaches in April, daylight diminishes to 11 hours, marking the beginning of a gradual decline. By May, the trend continues, settling at 10 hours of daylight, a duration that remains consistent through June and July. However, with the arrival of August, something shifts; daylight perks up to 11 hours and maintains that brightness into September. The cycle then renews in October, restoring a robust 12 hours, peaking once again with the delightful 13 hours in both November and December. This pattern not only highlights the fluctuating embrace of sunlight but also the vibrant seasonal transitions that define this coastal paradise.
In May, Ilhabela experiences a gentle yet refreshing average wind speed of 3.6 m/s (8 mph), providing an inviting atmosphere for outdoor activities. This slight uptick from the previous months, notably April's 4.5 m/s, hints at the transitional nature of the season as it moves towards the brisker winds of June and August, when average speeds reach around 4.0 m/s and 4.6 m/s respectively. Interestingly, September and October show a notable increase, peaking at 5.8 m/s (13 mph), signaling the onset of stronger winds that characterize the latter part of the year. Overall, May serves as a delightful bridge, offering a balance of tranquility and movement, perfect for enjoying Ilhabela’s stunning landscapes.
Weather in Ilhabela varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ilhabela, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, the weather is generally milder, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (83°F) and an average of 22°C (72°F). This month sees about 133 mm (5.2 in) of precipitation over approximately 12 days, coupled with a humidity level of 79%. In contrast, January is warmer, exhibiting temperatures with a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 31°C (89°F). Rainfall is slightly higher at 138 mm (5.5 in) over 13 days, and humidity rises to 88%. For more details on the January weather specifics, visit Ilhabela weather in January.
In comparing the weather between May and February, we can see some distinct differences. May experiences milder temperatures, with a minimum of 16°C (61°F) and an average of 22°C (72°F), while February is warmer, featuring a minimum of 21°C (71°F) and an average of 25°C (78°F). February also boasts higher maximum temperatures, reaching up to 32°C (90°F), compared to May's max of 28°C (83°F). Additionally, February tends to be wetter, with 214 mm (8.4 in) of precipitation over 16 days, compared to May's 133 mm (5.2 in) over 12 days. Humidity levels are also higher in February at 88%, while May has a humidity of 79%. For more details on February weather, you can visit Ilhabela weather in February.
In comparing the weather between May and March, we observe distinct differences in temperature and precipitation levels. In March, the temperatures are slightly warmer, with a minimum of 21°C (70°F) and an average high of 30°C (87°F), while May sees a lower minimum of 16°C (61°F) and averages around 22°C (72°F). March also experiences more rainfall, totaling 196 mm (7.7 in) over 15 days, compared to May's 133 mm (5.2 in) over 12 days. Additionally, March has a higher humidity level of 87% versus May's 79%. For a more detailed look at March weather, you can visit Ilhabela weather in March.
In comparing the weather of May and April, we see some notable differences. April tends to be slightly warmer, with an average temperature of 23°C (74°F) and a maximum of 30°C (86°F), while May features a cooler range with temperatures averaging 22°C (72°F) and peaking at 28°C (83°F). Precipitation in May is marginally higher at 133 mm (5.2 in) over 12 days, compared to April's 122 mm (4.8 in) across 14 days. Additionally, humidity levels are slightly lower in May at 79%, compared to April's 84%. For a detailed look at April's weather specifics, you can refer to Ilhabela weather in April.
In comparing the weather of May and June, we see a slight increase in minimum temperatures, with June starting at 17°C (62°F) compared to May's 16°C (61°F). The average temperature in June is marginally lower at 21°C (71°F), while the maximum temperature remains consistent at 28°C (83°F) for both months. Precipitation decreases from 133 mm (5.2 in) in May to 112 mm (4.4 in) in June, with both months experiencing rain on approximately 12 days. Humidity also sees a slight dip, from 79% in May to 77% in June. For more detailed insights, you can explore Ilhabela weather in June.
In comparing the weather between May and July, May tends to be warmer with average temperatures around 22°C (72°F) and maximums reaching 28°C (83°F), while July averages slightly cooler at 20°C (69°F) with a peak of 29°C (84°F). Despite the higher maximum temperature in July, the minimum temperature drops to 13°C (56°F), which is lower than May's minimum of 16°C (61°F). Additionally, May experiences more rainfall, totaling 133 mm (5.2 in) over 12 days, compared to July's 68 mm (2.7 in) across just 6 days. This results in a higher humidity level in May at 79%, while July has a slightly lower humidity of 72%. For more detailed information about the weather during July, you can check Ilhabela weather in July.
In comparing the weather of May and August, both months share similar maximum temperatures, reaching up to 28°C (83°F); however, May tends to be warmer overall with an average temperature of 22°C (72°F) compared to August's 20°C (68°F). Precipitation levels are fairly close, with May receiving 133 mm (5.2 in) over 12 days, while August sees slightly less rain at 126 mm (5.0 in) over 13 days. Humidity is notably higher in May at 79%, in contrast to August's more comfortable 65%. For a detailed overview of August's weather, you can check out Ilhabela weather in August.
In comparing the weather between May and September, we see some notable differences. May typically has warmer average temperatures, peaking at 28°C (83°F) compared to September's maximum of 30°C (86°F), although September presents a slightly lower average temperature of 21°C (70°F). Humidity levels also vary significantly; May is more humid at 79%, while September offers a drier climate with humidity around 58%. Precipitation is another factor, as May experiences more rainfall with 133 mm (5.2 inches) over 12 days, whereas September sees reduced rainfall at 101 mm (4.0 inches) across the same number of days. This shift in weather patterns makes September a more pleasant month. For more detailed information, you can visit Ilhabela weather in September.
May and October showcase notable differences in weather patterns. In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 28°C (83°F), with an average of 22°C (72°F). The month experiences higher precipitation with 133 mm (5.2 in) over approximately 12 days, and humidity levels are relatively high at 79%. In contrast, October sees slightly warmer mornings with a minimum of 17°C (63°F) and hotter daytime highs reaching up to 32°C (91°F), while the average remains similar at 22°C (71°F). However, October also brings increased rainfall, totaling 160 mm (6.3 in) over more days, 19 in total, but with significantly reduced humidity at 50%. For more detailed insights on October weather, check Ilhabela weather in October.
May and November exhibit similar average temperatures, both hovering around 22°C (72°F), but November tends to be slightly warmer, with minimums reaching 18°C (65°F) compared to May's 16°C (61°F). Additionally, November experiences slightly higher maximum temperatures, averaging at 29°C (84°F) versus May's 28°C (83°F). Precipitation levels also differ, with November receiving 171 mm (6.7 in) over 17 days, making it wetter compared to May's 133 mm (5.2 in) over 12 days. Furthermore, humidity is a touch lower in November at 75%, while May has a higher humidity level of 79%. For more detailed climate information, check out Ilhabela weather in November.
In comparing the weather patterns of May and December, both months exhibit warm temperatures, with December being slightly warmer on average. May sees temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (83°F), while December maintains a higher range of 19°C (67°F) to 29°C (85°F). Precipitation levels are also comparable, with May receiving 133 mm (5.2 in) over 12 days and December slightly higher at 144 mm (5.7 in) over 14 days. Humidity levels remain quite similar as well, hovering around 79% in May and 80% in December. For more detailed information on December weather, you can check Ilhabela weather in December.
As May arrives in Ilhabela, the weather presents a delightful transition from the warmer months, with pleasant temperatures averaging around 22°C (72°F) and a maximum of 28°C (83°F). Unlike the drier summer season, May brings a touch of moisture with about 133 mm (5.2 in) of rainfall over roughly half the days in the month. The higher humidity at 79% creates a refreshing atmosphere, perfect for enjoying the island's lush landscapes. As you plan your visit, you can learn more about the weather patterns throughout the year by checking out Ilhabela Climate.