May Weather in Sao Lourenco, Brazil

Last updated: August 21, 2025

May in São Lourenço, Brazil, offers a delightful blend of mild temperatures and refreshing rain. With daytime highs reaching a comfortable 28°C (82°F) and nighttime lows dipping to 2°C (37°F), the weather remains pleasant for outdoor activities. The average temperature settles at a cozy 18°C (64°F). This month sees an average precipitation of 34 mm (1.3 in) over approximately 4 days, contributing to a humidity level of 79% that adds a lush vibrancy to the surrounding landscape. Embrace the beauty of early autumn in São Lourenço, where the climate invites exploration and enjoyment.

May Temperature in Sao Lourenco

In May, São Lourenço experiences a notable drop in temperatures as the region transitions into the cooler months. With minimums dipping to 2°C (37°F) and an average temperature of 18°C (64°F), visitors can expect a refreshing change from the warmer previous months. The daytime highs still reach a pleasant 28°C (82°F), offering a comfortable balance for outdoor activities. This month marks a shift from the late summer warmth of April, with nights becoming distinctly colder, hinting at the approaching winter. Overall, May presents a delightful climate that invites exploration while still wrapped in the charm of autumn in Brazil.

May Weather in Sao Lourenco: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Sao Lourenco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Lourenco, 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).
JanFebMarAprMayJunJulAugSepOctNovDec727171686462606369707071
Data source: Temperature data for Sao Lourenco generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Sao Lourenco

In May, Sao Lourenco experiences a significant dip in precipitation, with only 34 mm (1.3 in) of rainfall spread over just 4 days. This marks a contrast from the preceding months, where April saw 37 mm (1.4 in) but with a substantially higher frequency of wet days. As the region transitions into the drier winter months, May's rainfall lays the groundwork for a gradual reduction in precipitation that plummets further to just 12 mm (0.5 in) in June. This trend suggests that while May acts as a bridge between the wet and dry seasons, the landscape begins to experience a reprieve from the rainfall that characterizes earlier months, hinting at a shift towards drier conditions ahead.

May Precipitation Trends in Sao Lourenco

The chart displays monthly precipitation patterns in Sao Lourenco, 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 Sao Lourenco, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec114133853734129273292156167
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Sao Lourenco

In May, Sao Lourenco experiences a notable drop in humidity, averaging 79%, marking a shift from the higher levels typical of the earlier months. This decline continues a trend of decreasing moisture from the summer months, where humidity peaks at 88% in January and February, and gradually eases as the year progresses. By June, it further dips to 77%, indicating a transition towards the drier winter season. The month of May serves as a bridge between the lush, humid days of early year and the more comfortable conditions of winter, making it an ideal time for outdoor activities amidst the gradual warming and refreshing breezes.

May Average Humidity in Sao Lourenco

This chart illustrates the average monthly humidity levels in Sao Lourenco, 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 Sao Lourenco is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sao Lourenco

In May, the UV Index in Sao Lourenco, Brazil, settles at a notably high level of 8, placing it in the very high exposure category. This marks a slight decrease from the extreme levels observed in the preceding months, but caution is still advised, as the recommended burn time extends to 15 minutes. This trend of high UV exposure reflects a persistent pattern from January through April, where indices reached their peak at 16, indicating extreme conditions. As summer transitions into winter, the UV Index gradually dips, but remains significant, with similar levels seen in July and August. With consistent awareness and protection strategies, residents and visitors can enjoy the sun safely during this vibrant time. For more detailed information, visit Sao Lourenco UV Index.

Maximum UV Index Levels in Sao Lourenco for May

The chart shows the monthly maximum UV Index (UVI) for Sao Lourenco 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 Sao Lourenco typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613128781012141416
Data source: Sao Lourenco 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 Sao Lourenco

May in São Lourenço, Brazil, offers a delightful balance of sunshine, with 286 hours illuminating the days. This month continues the trend of increasing sunlight from the start of the year, peaking in the winter months of July and September, which enjoy a remarkable 312 hours of sunshine each. Following January's somewhat modest 233 hours, there is a steady climb, reflecting the region's flourishing climate. With May nestled just below April’s generous 290 hours, it paves the way for the radiant winter ahead, inviting both relaxation and adventure under the sun. The consistently high hour count throughout the year, particularly between March and September, underscores São Lourenço as a vibrant destination for sunshine seekers.

Monthly Sunshine Duration in Sao Lourenco: May Highlighted

The May sunshine duration represents the total number of hours Sao Lourenco 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.
JanFebMarAprMayJunJulAugSepOctNovDec233h256h299h290h286h282h312h297h311h281h281h286h
Data source: Sao Lourenco May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sao Lourenco During May

In Sao Lourenco, Brazil, the likelihood of sunny weather shows a promising increase as the year progresses. Starting with a modest 20% chance of sunshine in January, the odds steadily rise, reaching 62% by April. Although May sees a slight dip to 52%, the trend remains favorable for outdoor activities. Following this, the likelihood rebounds, peaking in July with an impressive 77% before gradually tapering off again in the later months. This pattern suggests that late spring and early summer are particularly inviting, making May a delightful time to enjoy the sun, despite its slight fluctuation. Embrace the warmth and bask in the vibrant atmosphere of Sao Lourenco during this time!

Percentage of Sunny Days in May in Sao Lourenco

The chart illustrates the percentage of sunny days in Sao Lourenco 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 Sao Lourenco experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%32%44%62%52%61%77%67%62%21%31%38%
Data source: Sao Lourenco May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sao Lourenco in May

In São Lourenço, Brazil, the dance of daylight reveals a fascinating rhythm throughout the year. As summer peaks in January with a generous 13 hours of daylight, the days gradually shorten, reaching their nadir in June and July where daylight slips to 10 hours. This trend of diminishing light faces a gentle rebound in August and September, returning to a balanced 11 hours. As the year progresses towards the festive season, daylight rebounds again, with November and December basking in 13 hours once more. This cycle not only marks the changing seasons but also enhances the charm of this Brazilian town, inviting residents and visitors alike to revel in the captivating ebb and flow of daylight.

Average Daylight Hours in Sao Lourenco for May

The chart illustrates the variation in daylight duration in Sao Lourenco throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 17m12h 48m12h 10m11h 32m11h 1m10h 47m10h 55m11h 22m11h 58m12h 36m13h 9m13h 26m
Data source: Sao Lourenco daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Sao Lourenco

In May, Sao Lourenco experiences a consistent average wind speed of 1.7 m/s (4 mph), joining the ranks of the previous months that have maintained similar breezy conditions. This steady wind pattern sets the stage for a delightful transition into the cooler months. Notably, the winds in Sao Lourenco show a slight upward trend as the year progresses, with the speeds rising modestly from 1.5 m/s in March to peak at 2.1 m/s by September and October. This gentle increase hints at the invigorating shifts that characterize the region as it moves from the calm of early spring into a breezier late fall. Visitors can expect these mild, refreshing winds to enhance their experience in this charming Brazilian locale.

Average May Wind Speed in Sao Lourenco

The chart displays monthly wind speed patterns in Sao Lourenco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.61.51.71.7 m/s1.61.72.02.12.12.01.8
Data source: Sao Lourenco May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Sao Lourenco Compares to Other Months

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

When comparing the weather in May to that of January, significant differences emerge. May experiences a more moderate temperature range, with minimums around 2°C (37°F) and a pleasant average of 18°C (64°F), peaking at 28°C (82°F). In contrast, January is notably warmer, with minimum temperatures starting at 16°C (60°F) and averaging 22°C (72°F), reaching a maximum of 31°C (89°F). Additionally, May sees less precipitation, with only 34 mm (1.3 in) over approximately four days, while January is much wetter, receiving 114 mm (4.5 in) across 14 rainy days. Humidity levels are also slightly higher in January at 88% compared to May’s 79%. For those interested in specific January conditions, further details can be found here: Sao Lourenco weather in January.

When comparing the weather in May and February, there are notable differences. May typically sees lower temperatures, with a minimum of 2°C (37°F) and an average of 18°C (64°F), peaking at a maximum of 28°C (82°F). In contrast, February features warmer temperatures, ranging from a minimum of 14°C (58°F) to an average of 22°C (71°F) and reaching highs of 32°C (91°F). Precipitation levels also vary significantly; May has only 34 mm (1.3 in) over about 4 days, while February experiences much greater rainfall with 133 mm (5.2 in) across 16 days. Additionally, February's humidity is higher at 88% compared to May's 79%. For more insights into February weather, visit Sao Lourenco weather in February.

When comparing the weather in May and March, it’s clear that March tends to be warmer overall, with average temperatures peaking at 22°C (71°F) and maxing out at 31°C (87°F). In contrast, May has a cooler average of 18°C (64°F), with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (82°F). March also experiences significantly higher precipitation, with 85 mm (3.3 in) over 14 days, compared to May's 34 mm (1.3 in) over just 4 days. Additionally, humidity levels in March are slightly higher at 87% compared to 79% in May. For more details on March weather, you can visit Sao Lourenco weather in March.

In comparison to April, May experiences slightly cooler temperatures, with minimums dipping to 2°C (37°F) compared to April's 8°C (47°F). The average temperature in May is 18°C (64°F), whereas April averages a warmer 20°C (68°F). Despite the warmer temperatures in April, May has less precipitation, with 34 mm (1.3 in) over four days, compared to April's 37 mm (1.4 in) over seven days. Humidity is also slightly lower in May at 79%, as opposed to April’s 84%. For a more detailed look at April's weather, visit Sao Lourenco weather in April.

In comparing the weather of May and June, one can observe several notable differences. May presents a wider temperature range, with minimums dropping to 2°C (37°F) and maximums reaching 28°C (82°F), while June's temperatures are slightly milder, with minimums at 6°C (43°F) and maximums capped at 26°C (80°F). Precipitation also varies, with May experiencing more rain at 34 mm (1.3 in) over four days compared to June's lighter 12 mm (0.5 in) across just three days. Additionally, humidity levels are slightly lower in June at 77%, compared to May's 79%. For more detailed information, you can check Sao Lourenco weather in June.

In comparing the weather of May and July, May tends to be warmer with average temperatures around 18°C (64°F) and maximums reaching 28°C (82°F), while July has a cooler average of 16°C (60°F) and max temperatures peaking at 26°C (79°F). Additionally, May experiences more precipitation with 34 mm (1.3 in) over four days, compared to the dry conditions of July, which sees only 9 mm (0.4 in) with no recorded rainy days. Humidity levels are also slightly higher in May at 79%, whereas July enjoys a more comfortable 72%. For more details on July weather specifically, check Sao Lourenco weather in July.

May and August in Sao Lourenco exhibit distinct weather patterns. In May, temperatures range from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), with an average of 18°C (64°F). The month experiences about 34 mm (1.3 in) of precipitation over four days and holds a higher humidity level at 79%. In contrast, August sees slightly warmer minimum temperatures starting at 5°C (41°F) and peaking at 29°C (84°F), with an average temperature of 17°C (63°F). Precipitation is lower, totaling 27 mm (1.1 in) over the same number of rainy days, and humidity drops to 65%. For more details, visit Sao Lourenco weather in August.

May and September present distinct weather patterns, making them notable months to compare. In May, temperatures range from a brisk 2°C (37°F) at night to a pleasant 28°C (82°F) during the day, with an average of 18°C (64°F). The month experiences relatively high humidity at 79% and sees about 34 mm (1.3 in) of precipitation over four days. In contrast, September offers warmer conditions with minimum temperatures of 8°C (46°F) and maximums reaching 32°C (90°F), averaging around 20°C (69°F). Humidity drops to a more comfortable 58%, and rainfall is slightly lower at 32 mm (1.2 in) over the same four days. For more detailed September weather insights, you can check Sao Lourenco weather in September.

In May, the weather features cooler temperatures with a minimum of 2°C (37°F) and an average high of 28°C (82°F), accompanied by relatively low precipitation of 34 mm (1.3 in) over just 4 days. The humidity is quite high at 79%, creating a humid environment. In contrast, October experiences warmer conditions with a minimum temperature of 12°C (54°F) and an average high reaching 33°C (92°F). However, it also sees increased rainfall, totaling 92 mm (3.6 in) spread over 15 days, and a significantly lower humidity level of 50%. For more detailed weather insights, you can check the Sao Lourenco weather in October.

In comparing the weather of May and November, one can observe significant differences in temperature and precipitation. May typically experiences cooler temperatures, ranging from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), with an average of 18°C (64°F). In contrast, November offers milder weather with minimum temperatures of 10°C (51°F) and a daily average of 21°C (70°F), peaking at 32°C (89°F).

Additionally, November is notably wetter, with 156 mm (6.1 in) of precipitation over 14 days, whereas May receives only 34 mm (1.3 in) across 4 rainy days. Humidity levels are slightly lower in November at 75%, compared to May's higher average of 79%.

For more detailed information, you can check out Sao Lourenco weather in November.

In May, the weather in Sao Lourenco is characterized by a wide temperature range, with minimums around 2°C (37°F) and highs reaching up to 28°C (82°F). This month typically sees lower rainfall, with only 34 mm (1.3 in) over about four days and a humidity level of 79%. In contrast, December brings significantly warmer temperatures, with minimums of 11°C (51°F) and maximums peaking at 30°C (87°F). However, this month also experiences heavier rainfall, totaling 167 mm (6.6 in) across 19 days, and a similar humidity level of 80%. For more detailed information about December weather, you can visit Sao Lourenco weather in December.

Compare Sao Lourenco's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Sao Lourenco

As May unfolds in São Lourenço, visitors can expect a delightful shift in the weather compared to the hotter summer months. With average temperatures hovering around a comfortable 18°C (64°F) and maximums around 28°C (82°F), the warmth is tempered by cooler breezes, making it an ideal time for outdoor activities. The onset of autumn brings a slight increase in precipitation, averaging just 34 mm over a few days, providing a refreshing contrast to the dry spell of preceding months. The higher humidity level of 79% contributes to the lush, verdant landscapes that define the local scenery. For those eager to explore the climate nuances year-round, more details can be found at Sao Lourenco Climate.