Last updated: August 21, 2025
May in Diamantina, Brazil, is characterized by mild temperatures and a moderate level of humidity averaging 78%. With a maximum temperature reaching up to 28°C (84°F) and dipping to a minimum of 4°C (39°F), the weather offers a comfortable climate for residents and visitors alike. Although May sees some rainfall, with an average of 36 mm (1.4 in) spread across 7 days, the overall conditions remain pleasant, making it an ideal time to explore the region's rich cultural landscape.
In May, Diamantina, Brazil experiences a noticeable shift in temperatures as the cooler months approach. With a minimum of 4°C (39°F), nights in May can feel quite chilly, a stark contrast to the warmer summer months preceding it. The average temperature hovers around 18°C (65°F), providing a refreshing yet mild climate perfect for outdoor activities. Daytime highs reach up to 28°C (84°F), allowing for warm afternoons, though the cooler evenings encourage a cozy atmosphere. This transitional month reveals a trend towards cooler temperatures, setting the stage for the winter months ahead, while still offering pleasant days that beckon exploration of the city's rich history and stunning landscapes.
May marks a transition in Diamantina's climate, as the precipitation sharply declines to 36 mm (1.4 in), the lowest since April. This month experiences just 7 rainy days, signaling the onset of drier conditions that follow the wetter months of early in the year. In contrast to the heavy downpours of February where 224 mm (8.8 in) fell over 18 days, May's rainfall indicates a significant decrease in both volume and frequency. This pattern sets the stage for the subsequent months, especially June and July, which see minimal rainfall, highlighting the region's shift toward a prolonged dry season. Overall, May serves as a pivotal point in Diamantina’s annual precipitation cycle, reflecting the noteworthy transition from the lush, rainy season to the more arid spell ahead.
In May, Diamantina experiences a noticeable dip in humidity, dropping to 78% from the preceding months' higher levels. This decline marks a shift from the sweltering humidity often felt earlier in the year, which peaks in March at 86%. As the rainy season transitions to drier months, May's humidity levels suggest a gradual but clear trend towards more comfortable conditions, paving the way for the typical winter environment in the coming months. The decrease continues into June and July, where humidity further sinks to 77% and 74% respectively, improving the overall climate for outdoor activities and exploration in this charming Brazilian town.
In Diamantina, Brazil, May brings a notable shift in the UV Index, dropping to 10, classified as very high. While this marks a decline from the extreme values seen in the earlier months—peaking at 17 in January—the burn time extends slightly to 15 minutes, allowing for a touch more leeway in sun exposure. This trend of gradually decreasing UV levels continues into June and July, where indices remain in the very high range. However, the summer months still demand vigilance, as the UV Index can soar again starting in August. For those planning outdoor activities, staying informed is essential; you can check the latest updates at Diamantina UV Index.
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In Diamantina, Brazil, May shines brightly with an impressive 296 hours of sunshine, contributing to the region's delightful early autumn charm. This month represents a slight dip from the sunniest previous months, such as March and July, which boast over 300 hours. Notably, as the year progresses, a pattern emerges: sunshine tends to increase from the cooler months of early winter, peaking towards the end of the year. September takes the crown with 323 hours, while November sees a drop to 262 hours, highlighting a seasonal ebb and flow. Overall, the consistent sunshine in May reflects the region's vibrant climate, making it a lovely time to explore the beauty of Diamantina.
In Diamantina, Brazil, the likelihood of enjoying sunny weather in May stands at 48%, making it one of the more promising months for sunshine in the year. Following a slight dip in February, where chances plummet to just 16%, the region experiences a gradual increase in sunny days, with April seeing a modest 44%. May marks a significant turnaround, hinting at a delightful transition into winter months. As the year progresses, the chances of sun skyrocket in the following months, with June and July boasting 62% and 72% respectively. This upward trend illustrates that while May is a relatively sunny month, the peak sunshine seasons are just around the corner, offering plenty of bright days ahead for visitors and locals alike.
In Diamantina, Brazil, the pattern of daylight duration throughout the year reveals a fascinating ebb and flow. Starting strong in January with a generous 13 hours of daylight, the length gradually decreases to 12 hours by February and March. As April ushers in autumn, daylight dips further to 11 hours. This trend of consistent 11-hour days persists from May through August, creating a stable and serene atmosphere in the region. With the onset of September, daylight remains steady, only to bounce back slightly in October and November, returning to 12 hours. The year culminates in December, reclaiming the brilliance of 13 hours, reminiscent of its January beginnings. This rhythmic cycle highlights the unique climatic traits of Diamantina, inviting residents and visitors alike to savor the beauty of each season.
In May, Diamantina experiences a gentle breeze with an average wind speed of 1.7 m/s (4 mph), continuing a trend of mild winds that have characterized the early months of the year. This slight drop from the previous months indicates a period of relative calm, as wind speeds have consistently hovered around the 1.8 to 2.0 m/s mark from January through April. As spring progresses toward summer, the winds begin to pick up slightly in the following months, with July and August seeing an increase. This gradual shift reflects the seasonal transition, setting the stage for the crisper, more invigorating breezes that will soon envelop the region.
Weather in Diamantina varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Diamantina, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, we see notable differences in temperature and precipitation. May experiences cooler temperatures, with a minimum of 4°C (39°F), an average of 18°C (65°F), and a maximum of 28°C (84°F). Conversely, January boasts warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 33°C (91°F) and an average of 22°C (72°F). Additionally, January receives significantly more rainfall, totaling 116 mm (4.6 in) over 9 days, compared to May's 36 mm (1.4 in) over 7 days. Both months have high humidity levels, with January slightly higher at 80%, while May sits at 78%. For more detailed information, you can find specifics on Diamantina weather in January.
When comparing the weather in May and February, significant differences emerge in both temperature and precipitation patterns. In May, the temperature ranges from a minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average of 18°C (65°F) and relatively low precipitation of 36 mm (1.4 in) over about 7 days. In contrast, February experiences warmer temperatures, with a minimum of 16°C (60°F), an average of 22°C (71°F), and a peak of 33°C (91°F). However, it also brings much higher rainfall, totaling 224 mm (8.8 in) over 18 days, coupled with a slightly higher humidity level of 84%. For more details on February weather trends, you can check Diamantina weather in February.
In comparing the weather between May and March, it's evident that March experiences higher temperatures, with a minimum of 14°C (57°F) and an average of 21°C (71°F), peaking at 31°C (89°F). In contrast, May's temperatures are more moderate, ranging from a minimum of 4°C (39°F) to an average of 18°C (65°F) and a maximum of 28°C (84°F). Additionally, March sees significantly more precipitation, receiving 138 mm (5.4 in) over 14 days, while May has only 36 mm (1.4 in) across 7 days. Humidity levels are also higher in March at 86%, compared to 78% in May, contributing to a more humid feel during that month. For more details, check out Diamantina weather in March.
In comparing the weather of May and April, it’s evident that April tends to be slightly warmer overall, with an average temperature of 20°C (69°F) compared to May's average of 18°C (65°F). April also has a higher maximum temperature of 30°C (86°F), whereas May peaks at 28°C (84°F). Additionally, precipitation levels are notably different; April experiences about 67 mm (2.6 in) of rain over 12 days, while May sees less moisture with only 36 mm (1.4 in) over 7 days. Humidity levels are similar, remaining fairly high at 78% in May and 83% in April. For a more detailed view of weather specifics, visit Diamantina weather in April.
May and June exhibit some clear differences in weather patterns. May experiences a broader temperature range, with minimums dropping to 4°C (39°F) and maximums peaking at 28°C (84°F), while June starts with a higher minimum of 9°C (48°F) and maintains a similar maximum temperature of 28°C (83°F). Precipitation also varies significantly, as May sees 36 mm (1.4 in) across 7 days, whereas June is much drier, with only 9 mm (0.4 in) over just 2 days. Humidity remains fairly consistent, with May at 78% and June slightly lower at 77%. For more detailed weather information, you can check Diamantina weather in June.
May and July exhibit distinct weather patterns, with May experiencing a broader temperature range and higher humidity. In May, temperatures fluctuate between a minimum of 4°C (39°F) and a maximum of 28°C (84°F), averaging around 18°C (65°F). The month also sees significant precipitation, totaling 36 mm (1.4 in) over seven days, contributing to a humid atmosphere with 78% humidity.
In contrast, July features a milder climate, with slightly warmer minimum temperatures of 7°C (45°F) and a maximum of 29°C (84°F), while the average temperature remains around 17°C (62°F). July is notably drier, with only 6 mm (0.2 in) of precipitation falling over just one day and a decrease in humidity to 74%. For more details on July weather, you can visit Diamantina weather in July.
In comparison to May, August presents slightly warmer minimum temperatures, with averages sitting around 18°C (64°F) but peaking at 30°C (87°F), compared to May's maximum of 28°C (84°F). May experiences higher humidity at 78% and more significant rainfall, totaling 36 mm over 7 days, while August sees just 14 mm of precipitation over only 4 days and lower humidity at 69%. For more details on August weather specifics, you can visit Diamantina weather in August.
May and September showcase contrasting weather patterns. In May, temperatures range from a cool minimum of 4°C (39°F) to a pleasant maximum of 28°C (84°F), with an average of 18°C (65°F). The month experiences about 36 mm (1.4 in) of precipitation over roughly 7 days, contributing to a higher humidity level of 78%. In contrast, September sees milder temperatures, with a minimum of 9°C (48°F) and a warm maximum of 34°C (93°F), averaging 20°C (69°F). It also enjoys lower rainfall, with only 28 mm (1.1 in) spread over just 3 days and a reduced humidity level of 61%. For more specific information about weather conditions during this time, you can explore Diamantina weather in September.
In May, temperatures can range from a chilly 4°C (39°F) at night to a pleasant average of 18°C (65°F) during the day, peaking at 28°C (84°F). The month experiences around 36 mm (1.4 in) of precipitation over approximately 7 days, accompanied by relatively high humidity at 78%.
In contrast, October sees warmer temperatures with a minimum of 14°C (57°F) and an average of 22°C (72°F), reaching highs up to 35°C (94°F). However, it is also wetter, with 129 mm (5.1 in) of rainfall spread across about 15 days, while humidity drops to a more comfortable 47%. For more detailed insights, you can check out Diamantina weather in October.
May and November present distinct weather patterns, reflecting the transition from spring to summer in the year. In May, temperatures range from a cooler 4°C (39°F) to a pleasant average of 18°C (65°F), peaking at a maximum of 28°C (84°F), while experiencing moderate precipitation of 36 mm (1.4 in) over about 7 days and high humidity at 78%. In contrast, November sees a warmer climate with temperatures ranging from a mild 14°C (57°F) to an average of 21°C (70°F) and highs reaching 33°C (91°F). However, November is significantly wetter, with a considerable 202 mm (7.9 in) of rain spread across 19 days, accompanied by lower humidity levels at 54%. For a more detailed look at the weather specifics for November, you can check Diamantina weather in November.
May and December present notably different weather patterns. In May, temperatures range from a cool 4°C (39°F) at night to a pleasant average of 18°C (65°F) during the day, peaking at 28°C (84°F). The month experiences relatively low precipitation of 36 mm (1.4 in) over 7 days, accompanied by a high humidity level of 78%. In contrast, December boasts milder temperatures with a minimum of 13°C (57°F), an average of 21°C (71°F), and highs reaching up to 32°C (89°F). However, it also brings significant rainfall, totaling 234 mm (9.2 in) across 19 days, with lower humidity levels of 60%. For those interested in specific conditions during December, you can find more details at Diamantina weather in December.
As May unfolds in Diamantina, it brings a refreshing change in weather compared to the hotter months preceding it. With comfortable daytime temperatures averaging around 18°C and a maximum of 28°C, residents and visitors can enjoy outdoor activities without the oppressive heat. The minimal precipitation of 36 mm over just 7 days contributes to a drier atmosphere, although humidity levels remain relatively high at 78%, offering a crisp feel to the air. This delightful transition makes May a perfect time for exploration and appreciation of the stunning landscapes, setting it apart from the more humid and sweltering summer months. For more insights on the weather patterns in this charming town, visit Diamantina Climate.