May Weather in Aracaju, Brazil

Last updated: August 21, 2025

Experience the charm of Aracaju, Brazil, in May, where the climate is warm and inviting. With maximum temperatures soaring to 30°C (86°F) and an average of 26°C (79°F), you'll find the weather perfect for outdoor activities. Although the minimum temperature dips to 23°C (74°F), the high humidity at 86% creates a tropical ambiance that feels vibrant and lively. Be prepared for frequent showers this month, as May sees about 173 mm (6.8 in) of rainfall across 24 days, adding a refreshing touch to this coastal destination. Enjoy the unique blend of sunshine and rain that makes Aracaju’s May weather truly captivating!

May Temperature in Aracaju

In May, Aracaju experiences a pleasantly warm climate, with temperatures that maintain a delightful range. The minimum temperature dips slightly to 23°C (74°F), while the average hovers around 26°C (79°F), creating a comfortable ambiance for outdoor activities. The maximum temperature reaches 30°C (86°F), mirroring the warmth of the preceding months. This month marks a smooth transition from the hotter days of April, showing a trend of gradual warmth with increasing humidity. As summer approaches, May's weather offers a perfect blend of sunshine and mild evenings, making it an ideal time to explore the vibrant culture and beautiful beaches of this stunning coastal city.

May Weather in Aracaju: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Aracaju, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aracaju, 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).
JanFebMarAprMayJunJulAugSepOctNovDec798080807978767677787979
Data source: Temperature data for Aracaju 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 Aracaju

In May, Aracaju experiences a notable spike in precipitation, with an impressive 173 mm (6.8 in) of rain falling over the course of 24 days. This marks the peak of the rainy season, as moisture-laden winds converge, resulting in more frequent showers compared to previous months. The trend of increasing rainfall from April's 133 mm (5.3 in) to May's totals paints a clear picture of heightened wet conditions, which transition into June’s continued rainfall of 153 mm (6.0 in). The accumulation of moisture not only enriches the lush landscapes but also sets the stage for the vibrant ecological life that thrives in Aracaju. As summer approaches, these precipitation patterns are crucial for sustaining both agriculture and the region's natural beauty.

May Precipitation Trends in Aracaju

The chart displays monthly precipitation patterns in Aracaju, 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 Aracaju, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec42531091331741531728875444341
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Aracaju

As May arrives in Aracaju, Brazil, residents and visitors experience a notable shift in humidity, with levels holding steady at 86%, mirroring the slightly elevated figures from April. This consistency is part of an overall trend that sees humidity gradually rising from the start of the year, peaking in late spring before beginning its gentle decline in the months that follow. Despite the slight dip in June, which sees humidity drop to 83%, May remains one of the more humid months, enveloping the city in a lush, tropical atmosphere that characterizes its coastal charm. Visitors can expect a vibrant environment, although the higher humidity may encourage a more leisurely pace throughout the day.

May Average Humidity in Aracaju

This chart illustrates the average monthly humidity levels in Aracaju, 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 Aracaju is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%82%84%86%86%83%81%80%79%77%76%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Aracaju

May in Aracaju, Brazil, presents a significant UV challenge, with an UV Index of 11, categorized as extreme. This trend marks a slight decrease from the previous months, which consistently reached an impressive 14 from January to March. Despite this minor drop, residents and visitors should remain vigilant, as the burn time remains a brief 10 minutes. As the year progresses, the UV index gradually transitions into very high levels in June and July, presenting a valuable reminder of the importance of sun protection year-round. For more insights into the UV conditions in this vibrant city, visit Aracaju UV Index.

Maximum UV Index Levels in Aracaju for May

The chart shows the monthly maximum UV Index (UVI) for Aracaju 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 Aracaju typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141414131110101213141414
Data source: Aracaju 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 Aracaju

In May, Aracaju basks in an impressive 310 hours of sunshine, continuing its trend of splendid weather that captures the essence of the Brazilian coast. This month, while slightly lower than the peak of 341 hours in March, still reflects the region's overall sunny disposition, common in the late summer and early fall. The gradual transition from the higher sunlit days of earlier months like February and March leads into a string of bright, inviting days, perfectly complementing the city’s vibrant culture and stunning beaches. With June's slight dip to 294 hours, May remains a delightful highlight for sun-seekers and outdoor enthusiasts alike, ensuring that the warmth of Aracaju continues to glow.

Monthly Sunshine Duration in Aracaju: May Highlighted

The May sunshine duration represents the total number of hours Aracaju 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.
JanFebMarAprMayJunJulAugSepOctNovDec285h322h341h321h310h294h300h329h329h355h336h350h
Data source: Aracaju May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Aracaju During May

In Aracaju, Brazil, the month of May offers a 41% chance of sunny weather, striking a balance between the brighter months of March and September. Following a dip in April's sunshine likelihood, May shows a modest resurgence in sunny days, positioned nicely between the earlier warmth and the upcoming June, which boasts a 52% chance of clear skies. This trend highlights a gradual upward movement towards the sunnier peaks of mid-year, inviting visitors to enjoy the charm of Aracaju’s coastal beauty as the sunny days begin to multiply. Overall, while May may not be the sunniest month, it certainly presents a promising opportunity for outdoor adventures under the Brazilian sun.

Percentage of Sunny Days in May in Aracaju

The chart illustrates the percentage of sunny days in Aracaju 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 Aracaju experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%43%63%38%41%52%49%53%61%58%36%29%
Data source: Aracaju May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Aracaju in May

In Aracaju, Brazil, the daylight duration showcases a fascinating pattern throughout the year. From January to March, the days are consistently bright, boasting an average of 12 hours of sunshine, inviting both locals and visitors to bask in the plentiful light. As April approaches, daylight slightly wanes to 11 hours, a trend that continues through the cooler months of May to August. However, the transition back to longer days begins in September, where daylight returns to 12 hours, gradually more illuminating into the end of the year. Overall, while Aracaju enjoys a predominantly stable amount of daylight, the subtle changes remind us of the rhythmic dance of the seasons.

Average Daylight Hours in Aracaju for May

The chart illustrates the variation in daylight duration in Aracaju throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 40m12h 25m12h 7m11h 50m11h 35m11h 28m11h 32m11h 45m12h 1m12h 20m12h 36m12h 44m
Data source: Aracaju daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Aracaju

In May, Aracaju experiences a gentle average wind speed of 4.8 m/s (11 mph), slightly up from the calmer breezes of April. This month marks a transition as the winds begin to pick up again, reflecting a trend seen in the surrounding months where speeds fluctuate between 4.3 m/s and 5.8 m/s. Following the lighter winds of spring, May's conditions provide a pleasant atmosphere, paving the way for a gradual increase in wind speed leading into the windy months of June and August. With these refreshing breezes, May serves as a sweet spot for enjoying the outdoors while still enjoying the balmy warmth that characterizes the coastal city.

Average May Wind Speed in Aracaju

The chart displays monthly wind speed patterns in Aracaju, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.35.85.24.34.8 m/s4.85.05.75.45.75.85.6
Data source: Aracaju May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Aracaju Compares to Other Months

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

When comparing the weather in May and January, it's evident that both months have similar average temperatures, with May having a slightly higher minimum and maximum temperature range. In May, temperatures typically vary from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), while January sees a range from 24°C (75°F) to 29°C (84°F). However, May is characterized by significantly higher precipitation, with 173 mm (6.8 in) over 24 days, compared to January's 42 mm (1.7 in) spread across 15 days. Additionally, May experiences higher humidity levels at 86%, whereas January is slightly lower at 81%. For more detailed insights into January weather, you can visit Aracaju weather in January.

Comparing the weather in May and February reveals some interesting contrasts. May experiences slightly warmer temperatures, with highs reaching up to 30°C (86°F) and an average of 26°C (79°F), while February has a maximum of 29°C (84°F) and a similar average of 27°C (81°F). Another notable difference is the amount of precipitation; May is much wetter, with 173 mm (6.8 in) of rain spread across 24 days, compared to February's 53 mm (2.1 in) over 16 days. Additionally, humidity levels in May are a bit higher at 86%, compared to February's 82%. For more details, you can check out Aracaju weather in February.

In comparing the weather between May and March, we observe some interesting similarities and differences. Both months experience warm temperatures, with March having a slightly higher minimum temperature of 24°C (75°F) compared to May's 23°C (74°F). The average temperatures are also close, with March averaging 27°C (81°F) and May at 26°C (79°F). However, May tends to be wetter, receiving 173 mm (6.8 in) of precipitation over 24 days, while March sees less rainfall at 109 mm (4.3 in) across 20 days. Additionally, humidity levels are slightly higher in May at 86%, compared to March's 84%. For more details on what to expect during March, you can check out Aracaju weather in March.

In comparing the weather between April and May, we see that both months exhibit warm temperatures, with April having slightly higher average temperatures (27°C) compared to May's average of 26°C. Interestingly, both months experience maximum temperatures peaking at 30°C. However, May is characterized by increased precipitation, receiving 173 mm over 24 days, compared to April's 133 mm over 22 days. Both months maintain high humidity levels of 86%, making the overall feel quite similar in terms of mugginess. For more specific details, you can check out Aracaju weather in April.

In comparing the weather of May and June, we see a slight decrease in temperatures and precipitation. May boasts average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), while June's temperatures are slightly cooler, with averages between 23°C (73°F) and 28°C (82°F). Precipitation also decreases from 173 mm (6.8 in) over 24 days in May to 153 mm (6.0 in) across 25 days in June, indicating a trend toward better weather conditions as the humidity slightly drops from 86% in May to 83% in June. For more detailed information, check out Aracaju weather in June.

May typically experiences warmer temperatures than July, with average highs reaching 30°C (86°F) compared to July's peak of 27°C (81°F). However, both months share similar humidity levels, with May at 86% and July slightly lower at 81%. Precipitation is almost equal, with May receiving 173 mm (6.8 in) over 24 days and July seeing 172 mm (6.8 in) over 27 days, indicating a comparable likelihood of rainfall. You can find more detailed information about July's weather here: Aracaju weather in July.

In comparing the weather of May and August, May tends to be warmer and wetter. With temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), May averages at 26°C (79°F), while August sees cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 27°C (80°F), averaging at 24°C (76°F). Additionally, May experiences significantly more precipitation, with 173 mm (6.8 in) over 24 days compared to August's 88 mm (3.5 in) across 23 days. The humidity is also slightly higher in May at 86%, compared to 80% in August. For a more detailed comparison, you can check Aracaju weather in August.

In comparing the weather patterns of May and September, May tends to be warmer and more humid. With average temperatures reaching 26°C (79°F) and maximums peaking at 30°C (86°F), the month also experiences significant rainfall, totaling 173 mm (6.8 in) over 24 days. In contrast, September offers slightly cooler temperatures, with an average of 25°C (77°F) and a maximum of 28°C (82°F), along with much less precipitation at 75 mm (2.9 in) over 22 days. Additionally, the humidity drops to 79% in September, making for a more comfortable atmosphere compared to the higher humidity levels of 86% in May. For more detailed weather information, you can check Aracaju weather in September.

In comparing the weather of May and October, both months display warm temperatures, with May enjoying an average of 26°C (79°F) compared to October's slightly cooler average of 25°C (78°F). Both months start with a minimum temperature around 23°C (73°F), but October's maximum is a bit lower at 28°C (83°F) versus May's 30°C (86°F). Humidity is also notably higher in May at 86%, whereas October experiences a more comfortable 77%. Precipitation significantly differs as well; May faces 173 mm (6.8 in) of rain spread over 24 days, while October sees only 44 mm (1.7 in) over 16 days, making October a much drier month overall. For more details, you can check Aracaju weather in October.

In comparing the weather between May and November, both months exhibit similar average temperatures, with minimums around 23°C (74°F) and averages of approximately 26°C (79°F). However, May is notably more humid, boasting a humidity level of 86% compared to November's 76%. Precipitation also varies significantly; May typically experiences around 173 mm (6.8 in) of rain over 24 days, while November sees drastically reduced rainfall of only 43 mm (1.7 in) over 15 days. For more specific details on November weather, you can check out Aracaju weather in November.

In May, the weather tends to be quite warm, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), resulting in an average temperature of 26°C (79°F). This month also sees significant rainfall, with 173 mm (6.8 in) of precipitation spread over 24 days, contributing to a high humidity level of 86%.

In contrast, December offers slightly cooler temperatures, with a minimum of 24°C (75°F) and a maximum of 28°C (84°F), while maintaining the same average of 26°C (79°F). However, it experiences much less rainfall, totaling only 41 mm (1.6 in) over 13 days, and the humidity drops to a more comfortable 76%. Overall, December provides a drier and less humid experience compared to the rainy and humid May. For more details, check out Aracaju weather in December.

Compare Aracaju's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Aracaju

As May unfolds in Aracaju, temperatures begin to warm, with averages hovering around a pleasant 26°C (79°F). The month is characterized by increased humidity, typically reaching 86%, creating a tropical ambiance that can be both refreshing and sultry. However, May stands out primarily due to its notable rainfall, with 173 mm of precipitation over 24 days, making it one of the wetter months of the year. This blend of warmth and moisture not only fosters lush surroundings but also differentiates May from the drier, cooler months that precede it. For a deeper understanding of the climatic shifts throughout the year, explore more at Aracaju Climate.