May Weather in Armacao de Buzios, Brazil

Last updated: August 21, 2025

Experience the charm of Armacao de Buzios in May, where the average temperature hovers around a pleasant 23°C (74°F). Expect warm days with highs reaching up to 31°C (88°F) and cooler evenings dipping to a comfortable 17°C (63°F). While the region enjoys a lush tropical feel, 9 days of rainfall contribute to a monthly precipitation total of 68 mm (2.7 in), making it essential to pack an umbrella. With humidity levels at 80%, the atmosphere remains rich, enhancing the vibrant coastal scenery and inviting you to enjoy the myriad of activities this beautiful destination has to offer.

May Temperature in Armacao de Buzios

In May, Armacao de Buzios showcases a delightful temperate shift as the mercury begins to dip slightly, with minimum temperatures averaging around 17°C (63°F) and a comfortable average of 23°C (74°F). This month offers a pleasant peak at 31°C (88°F), reminiscent of the warmer months that precede it but still noticeably milder than the summer highs of January and February. The overall trend shows a gradual cooling as the year unfolds, making May an inviting time for visitors who appreciate moderate warmth and the beauty of this coastal paradise without the sweltering heat. As the landscape shifts, the climate remains ideal for beach outings and outdoor adventures, ensuring a memorable experience in this Brazilian gem.

May Weather in Armacao de Buzios: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Armacao de Buzios, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Armacao de Buzios, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec797878767372707073747476
Data source: Temperature data for Armacao de Buzios generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Armacao de Buzios

In May, Armacao de Buzios experiences a pleasant transition with precipitation totalling 68 mm (2.7 in), marking a slight increase from the drier month of April. Rainfall is spread across about 9 days, providing a refreshing respite without overwhelming visitors. Notably, this month sits comfortably between the heavy rains of February and March, which average 120 mm and 147 mm respectively, and the notably drier climates of June and July. As May concludes, it sets the stage for a gradual shift to the drier months ahead, while still offering enough rainfall to keep the landscape lush and inviting.

May Precipitation Trends in Armacao de Buzios

The chart displays monthly precipitation patterns in Armacao de Buzios, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Armacao de Buzios, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6612014754683724515092165142
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Armacao de Buzios

May in Armacao de Buzios welcomes a gentle retreat from the earlier months' high humidity, as it dips to 80%. This marks a noticeable shift from the summer humidity peaks of 85% in January and 86% in February, providing a more comfortable climate for both locals and visitors. As the dry season approaches, humidity continues to decline, reaching its lowest point in the mid-year months, with June at 78% and July at 77%. This gradual decrease not only enhances the region's appeal for outdoor activities but also sets the stage for a refreshing coastal experience as the year progresses. Overall, May serves as a transitional month, showcasing Buzios' ability to blend warmth with a touch of refreshing ease.

May Average Humidity in Armacao de Buzios

This chart illustrates the average monthly humidity levels in Armacao de Buzios, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Armacao de Buzios is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%82%80%78%77%75%76%74%79%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Armacao de Buzios

As the sun shines brightly in Armacao de Buzios during May, the UV Index settles at a very high level of 8, with a burn time of approximately 15 minutes. This marks a slight decline from the extreme levels seen in earlier months like January and February, where the UV Index soared to 16 and 14, respectively. Despite this drop, caution is still advised, as the risk of harm from unprotected sun exposure remains significant. Following May, the UV Index dips further to 6 in June, emphasizing the gradual transition to slightly more manageable sun exposure. To stay informed about the UV Index trends throughout the year, explore more details here: Armacao de Buzios UV Index.

Maximum UV Index Levels in Armacao de Buzios for May

The chart shows the monthly maximum UV Index (UVI) for Armacao de Buzios in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Armacao de Buzios typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16141311867911131415
Data source: Armacao de Buzios May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Armacao de Buzios

May in Armacao de Buzios, Brazil, basks in an average of 289 hours of glorious sunshine, making it a delightful time to visit. This month bridges a vibrant spring and the onset of winter, echoing the trend of bright, sun-soaked days typical in the preceding months—January and April each boasted over 300 hours. Interestingly, March stands out with a peak of 324 hours, suggesting that early autumn might just be the ultimate golden period. As Buzios transitions into June, sunshine hours dip slightly, yet the overall warmth and brightness remain inviting. With consistent sunshine throughout the year, May remains a luminous gem amid the stunning coastal beauty of Buzios.

Monthly Sunshine Duration in Armacao de Buzios: May Highlighted

The May sunshine duration represents the total number of hours Armacao de Buzios experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec290h285h324h305h289h285h295h291h305h299h307h336h
Data source: Armacao de Buzios May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Armacao de Buzios During May

May in Armacao de Buzios offers a delightful 52% chance of sunny weather, making it a great time to enjoy the ocean and explore the vibrant surroundings. Following the upward trend from April's 57%, May's sunny prospects maintain a promising outlook as the region transitions into the drier months. Interestingly, while June and July see even higher chances of sunshine, May strikes a balance with pleasant temperatures, ideal for leisurely beach days. As you plan your getaway, rest assured that May provides a wonderful opportunity to bask in the natural beauty of this coastal gem.

Percentage of Sunny Days in May in Armacao de Buzios

The chart illustrates the percentage of sunny days in Armacao de Buzios throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Armacao de Buzios experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%33%53%57%52%59%65%59%45%21%36%41%
Data source: Armacao de Buzios May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Armacao de Buzios in May

As the seasons change in Armacao de Buzios, Brazil, daylight duration ebbs and flows in a captivating rhythm. January welcomes the year with a generous 13 hours of daylight, gradually tapering to 12 hours in February and March. By April, daylight begins to shrink further to 11 hours, marking the start of a trend towards shorter days. May brings a significant shift, plunging to 10 hours and maintaining this duration through June and July. However, daylight starts to stretch once again in August, climbing back to 11 hours and continuing to expand towards the end of the year, when November and December gift us with the return of 13 hours. This cyclical pattern beautifully aligns with the changing seasons, inviting visitors to experience the diverse charm of Buzios throughout the year.

Average Daylight Hours in Armacao de Buzios for May

The chart illustrates the variation in daylight duration in Armacao de Buzios throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 20m12h 49m12h 11m11h 31m10h 59m10h 44m10h 52m11h 20m11h 57m12h 37m13h 12m13h 29m
Data source: Armacao de Buzios daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Armacao de Buzios

In May, Armacao de Buzios experiences a gentle breeze with an average wind speed of 3.3 m/s (7 mph), making it one of the calmer months of the year. This slight dip follows the moderate winds of April and precedes a refreshing uptick in June when the winds pick up to 4.6 m/s (10 mph). Overall, May showcases a tranquil wind pattern amidst the rhythmic fluctuations of the seasons, inviting visitors to enjoy the serene beaches and breathtaking landscapes without the wind's intensity that often characterizes other months like August and September. Embrace the mildness of this month as a perfect backdrop for leisurely activities and relaxation in this stunning coastal paradise.

Average May Wind Speed in Armacao de Buzios

The chart displays monthly wind speed patterns in Armacao de Buzios, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.73.63.84.53.3 m/s4.64.45.85.65.04.34.1
Data source: Armacao de Buzios May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Armacao de Buzios Compares to Other Months

Weather in Armacao de Buzios varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Armacao de Buzios, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather of May and January, January tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (90°F), while May's temperatures vary from a minimum of 17°C (63°F) to a maximum of 31°C (88°F). Both months see similar precipitation levels, with May experiencing 68 mm (2.7 in) over 9 days and January having 66 mm (2.6 in) over 7 days. However, January has a higher humidity level at 85% compared to May's 80%. For a detailed look at January's weather, you can check Armacao de Buzios weather in January.

May and February display distinct weather patterns, with February experiencing overall warmer temperatures. In February, the minimum temperature is 21°C (69°F), with averages reaching 26°C (78°F) and maximums of 33°C (91°F), compared to May's milder temperatures of 17°C (63°F) minimum and 31°C (88°F) maximum. Precipitation is notably higher in February, totaling 120 mm (4.7 in) across 13 days, while May sees 68 mm (2.7 in) over 9 days. Additionally, February's humidity is slightly higher at 86%, compared to May's 80%. For more detailed insights, check out Armacao de Buzios weather in February.

In comparing the weather of March and May, we observe that both months feature warm temperatures, with March having slightly higher averages. March's temperatures range from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), while May has a minimum of 17°C (63°F) and a maximum also at 31°C (88°F). Precipitation levels are notably higher in March, with 147 mm (5.8 in) over 14 days compared to May's 68 mm (2.7 in) over just 9 days. Additionally, humidity levels are similar, with March at 84% and May at 80%. For more detailed information on March weather, you can visit Armacao de Buzios weather in March.

In comparing the weather between April and May, April tends to be slightly warmer with an average temperature of 25°C (76°F) and a maximum of 32°C (90°F), while May’s average is a bit lower at 23°C (74°F) and peaks at 31°C (88°F). Interestingly, April also experiences a higher minimum temperature of 19°C (67°F) compared to May's 17°C (63°F). When it comes to precipitation, April sees slightly less rain at 54 mm (2.1 in) over 11 days, whereas May receives 68 mm (2.7 in) across 9 days. Both months exhibit high humidity levels, with April at 82% and May at 80%. For more detailed information, you can check out Armacao de Buzios weather in April.

When comparing the weather in May and June, May tends to be slightly warmer with average temperatures reaching 23°C (74°F) and a maximum of 31°C (88°F). June, on the other hand, exhibits a slight decrease in average temperature at 22°C (72°F) and a maximum of 30°C (86°F). Precipitation also varies; May experiences 68 mm (2.7 in) of rain over 9 days, while June sees a reduction to 37 mm (1.5 in) across 8 days. Humidity is similar in both months, with May at 80% and June at 78%. For more details on June's weather, visit Armacao de Buzios weather in June.

In comparing the weather between May and July, May tends to be warmer, with average temperatures reaching 23°C (74°F) and maximums peaking at 31°C (88°F). In contrast, July is slightly cooler, featuring an average temperature of 21°C (71°F) and a maximum of 30°C (86°F). May also sees more rainfall, with 68 mm (2.7 in) over 9 days, while July experiences just 24 mm (1.0 in) on 6 days. Additionally, humidity levels are slightly higher in May at 80%, compared to July's 77%. For more detailed insights on July's weather, you can visit Armacao de Buzios weather in July.

May and August in Armacao de Buzios present a transition in weather patterns. May typically enjoys warmer temperatures, with an average of 23°C (74°F) and highs reaching 31°C (88°F), while August sees slightly cooler averages of 21°C (71°F) and a maximum of 30°C (85°F). Although May experiences more rainfall at 68 mm (2.7 in) compared to August's 51 mm (2.0 in), both months share a similar number of rainy days, averaging around 9. Additionally, May has a higher humidity level of 80% compared to August's 75%, making May feel a bit more muggy. For more detailed information, check out Armacao de Buzios weather in August.

In comparing the weather of May and September, both months boast similar average temperatures, averaging around 23°C (73°F) with maximums reaching up to 31°C (87°F) in September and 31°C (88°F) in May. However, May tends to be slightly more humid, with a humidity level of 80% compared to September's 75%. Additionally, May experiences more precipitation, with 68 mm (2.7 in) over approximately 9 days, whereas September sees less rainfall at 50 mm (2.0 in) over just 7 days. For more specific insights into September weather, check out Armacao de Buzios weather in September.

May and October share similar average temperatures, both peaking at around 31°C (88°F) during the day and maintaining a minimum of approximately 17°C (63°F). However, October experiences slightly higher precipitation at 92 mm (3.6 in) over 12 days compared to May's 68 mm (2.7 in) over 9 days, indicating a wetter month. Additionally, October's humidity is lower at 74%, while May's humidity is higher at 80%, making October's weather feel a bit more comfortable despite the increased rainfall. For more detailed information, check out the Armacao de Buzios weather in October.

May and November share similar average temperatures, hovering around 23°C (74°F). However, November tends to have slightly warmer minimum and maximum temperatures, with lows of 18°C (65°F) and highs reaching 32°C (89°F), compared to May's range of 17°C (63°F) to 31°C (88°F). In terms of precipitation, November is notably wetter, receiving 165 mm (6.5 in) over 16 days, while May sees only 68 mm (2.7 in) across 9 days. Humidity levels are fairly comparable, with May at 80% and November slightly lower at 79%. For a more in-depth look at November weather in Buzios, check out Armacao de Buzios weather in November.

In May, temperatures in Armacao de Buzios range from a minimum of 17°C (63°F) to a maximum of 31°C (88°F), with an average temperature of around 23°C (74°F). The month typically sees about 68 mm (2.7 in) of precipitation over 9 days and maintains a high humidity level of 80%. In contrast, December experiences slightly warmer temperatures, with a minimum of 19°C (67°F) and an average of 25°C (77°F), peaking at 30°C (87°F). This month also records higher precipitation at 142 mm (5.6 in) over 13 days, along with a humidity level of 81%. For more specific details, you can check out Armacao de Buzios weather in December.

Compare Armacao de Buzios's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Armacao de Buzios

As May unfolds in Armacao de Buzios, the weather brings a delightful shift compared to the preceding months, characterized by pleasantly mild temperatures averaging around 23°C (74°F). Days are bright and warm, reaching up to 31°C (88°F) but are tempered by a notable increase in humidity at 80%, creating a tropical feel. While the chance of rain exists with approximately 9 days of precipitation totaling about 68 mm, these brief showers often serve to refresh the landscape rather than disrupt travel plans. For those curious about the broader climatic patterns, the transition into May is just one of the many captivating aspects of Buzios' weather. Discover more details at Armacao de Buzios Climate.