Last updated: August 21, 2025
July in São Luís, Brazil is marked by warm temperatures and notable humidity, making it a vibrant time to experience this coastal city. With a maximum temperature reaching around 31°C (89°F) and an average of 27°C (81°F), the weather is generally pleasant for outdoor activities. However, visitors should be prepared for frequent rain, as the month sees approximately 107 mm (4.2 in) of precipitation over 22 days. The humidity level hovers around 64%, contributing to a lush, tropical atmosphere. Embrace the dynamic weather while exploring the rich culture and stunning landscapes of São Luís this July!
In July, São Luís, Brazil, continues to bask in warm temperatures, with daily lows around 24°C (75°F) and reaching a comforting average of 27°C (81°F). As the month progresses, daytime highs peak at 31°C (89°F), making it one of the toastier times of the year. This consistent warmth is a hallmark of the region, reflecting a trend of mild nights paired with balmy days stretched throughout the winter. The month stands out for maintaining relatively stable temperatures, providing a perfect backdrop for exploring the city’s vibrant culture and stunning landscapes, while also hinting at the approaching warmth of the summer months ahead.
In July, São Luís, Brazil experiences a notable decline in precipitation, with an average rainfall of 107 mm (4.2 in), marking one of the driest months of the year. This significant drop follows a rainy season peak from January to March, where the city sees between 217 mm (8.5 in) and 483 mm (19.0 in) each month. The 22 rainy days in July, while lower than the preceding months, still contribute to the lush landscapes that characterize this vibrant region. As the month progresses, the dry trend continues into August, where precipitation plummets to just 37 mm (1.5 in), hinting at the impending shift towards a drier period that shapes the city's climate. This transition not only influences local weather patterns but also impacts agricultural practices and water resource management in the area.
In Sao Luis, Brazil, the humidity exhibits a striking fluctuation throughout the year, with July marking a significant dip to 64%. This notable decrease follows the peak months of April and May, where humidity levels soar to an average of 92% and 89%, respectively. As the year progresses, July's drier atmosphere sets the stage for the subsequent months, where humidity continues to decline, reaching its lowest in August at 55%. This trend underscores a clear seasonal transition, with the summer months often marked by oppressive humidity giving way to more comfortable and drier conditions as winter approaches. Such patterns highlight Sao Luis's unique climate, offering a refreshing change in July, a time when many might seek respite from the heat.
In Sao Luis, Brazil, the UV Index in July stands at an extreme level of 11, indicating a persistent risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. This month reflects a slight decrease compared to the peak of 16 in March but maintains a consistently high index that’s characteristic of the region throughout the year. From January to June, the UV Index fluctuated between 12 and 16, emphasizing the need for sun safety practices. The pattern continues with July showcasing just a marginal drop, before rising again as the year progresses into the final months. As such, residents and visitors should remain vigilant and prioritize protection against the sun's rays. For more detailed insights, visit the comprehensive Sao Luis UV Index.
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In Sao Luis, Brazil, the charm of July shines brightly, with an impressive 343 hours of sunshine that sets the stage for vibrant summer days. As the year progresses, a noticeable trend unfolds: from the relatively mild 237 hours in January, the sunlight gradually intensifies, peaking in August with an astounding 349 hours. The months from May through October showcase this sunny crescendo, offering locals and visitors alike an ideal backdrop for outdoor adventures and beach escapades. Even as the summer sun begins to wane in September, Sao Luis maintains a remarkable warmth, with no month dropping below 317 hours of daylight, ensuring that any time spent here is filled with golden rays and inviting warmth.
In Sao Luis, Brazil, July marks a notable shift in weather patterns, with a 54% chance of sunny days, making it one of the sunniest months of the year. This increase in sunlight follows a gradual rise observed from the beginning of the year, where the likelihood of sun was a mere 18% in January and slowly climbed to 51% by June. As the region transitions into the drier months, the sunny trend continues, peaking in August at 66%. This progression underscores the shift from the wet season, setting the stage for a vibrant July filled with warmth and sunshine, perfect for outdoor adventures and enjoying the natural beauty of this coastal city.
In Sao Luis, Brazil, the daylight duration showcases a distinct rhythm throughout the year. Starting strong, the first half of the year enjoys a consistent 12 hours of daylight from January to April, creating a vibrant atmosphere for locals and tourists alike. However, as the calendar shifts to May and June, daylight gently dips to 11 hours, giving a subtle nod to the approaching winter. This trend continues into July, where the daylight remains steady at 11 hours. Yet, as August rolls in, the sun’s embrace returns, bringing back that delightful 12-hour day length that persists through the rest of the year, signifying a cyclical return to abundant daylight. Overall, Sao Luis experiences a rhythmic dance of light, balancing moments of more intimate daylight with phases of renewal.
In July, São Luís experiences a gentle uptick in average wind speed, reaching 4.1 m/s (9 mph). This slight increase reflects a transition into the more breezy months ahead. Compared to the preceding months of May and June, when winds dipped to 3.3 and 3.8 m/s respectively, July offers a refreshing shift, hinting at the onset of stronger gusts that follow in August and September. As the year progresses, wind speeds climb notably, peaking at 6.0 m/s (13 mph) by September. Therefore, July marks a pivotal moment in São Luís' wind patterns, setting the stage for a lively and invigorating end to winter.
Weather in Sao Luis varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Sao Luis, focusing on differences in temperature, rainfall, humidity, and UV levels.
In July, the weather in Sao Luis features warm temperatures with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 31°C (89°F). The month experiences moderate precipitation, totaling 107 mm over about 22 days, along with a humidity level of 64%. In contrast, January maintains similar minimum and average temperatures, but with a slightly lower maximum of 29°C (85°F). However, it is significantly wetter, with 217 mm of rain over 25 days and higher humidity at 89%. For more details on January weather, you can check Sao Luis weather in January.
When comparing the weather between July and February, we find that both months experience warm temperatures, with July showing a slight edge in maximum temperature at 31°C (89°F) compared to February's 29°C (85°F). However, February tends to be more humid, registering at 90% humidity versus July's 64%. Precipitation is significantly higher in February, with 427 mm (16.8 in) over 27 days, compared to July's 107 mm (4.2 in) across 22 days of rain. For more detailed information about February weather, you can visit Sao Luis weather in February.
When comparing the weather in July and March, we observe some notable differences. July typically enjoys warmer temperatures, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 31°C (89°F). In contrast, March presents slightly cooler conditions, with temperatures ranging from a minimum of 24°C (75°F) to an average of 26°C (80°F) and a maximum of 29°C (85°F).
However, March is significantly wetter, showcasing much higher precipitation levels at 483 mm (19.0 in) over 30 days compared to July’s 107 mm (4.2 in) spread across 22 days, resulting in a much higher humidity of 90% in March versus 64% in July. For more details, you can check Sao Luis weather in March.
In comparing the weather of July and April, we observe some notable differences despite similar average temperatures. In July, temperatures range from a minimum of 24°C (75°F) to a maximum of 31°C (89°F) with average humidity levels at 64%. Precipitation in July amounts to 107 mm (4.2 in) over 22 days, providing a comparatively dry atmosphere for the month. In contrast, April experiences a slightly lower temperature range, with minimums at 24°C (76°F) and maximums around 30°C (86°F). However, it suffers from much higher precipitation of 469 mm (18.5 in) spread across 29 days and a humidity level of 92%, leading to a much wetter and more humid environment. For a closer look at April's weather conditions, check out Sao Luis weather in April.
When comparing the weather in July and May, both months experience similar average temperatures, with minimums of 24°C (75°F) and averages around 27°C (81°F). However, July tends to be slightly warmer during the daytime, reaching a maximum of 31°C (89°F), compared to May's maximum of 30°C (87°F). Precipitation levels in July are notably lower at 107 mm (4.2 in) over 22 days, while May sees significantly more rain at 298 mm (11.7 in) across 27 days, resulting in a higher humidity level of 89% in May compared to 64% in July. For more detailed insights on May weather, you can check Sao Luis weather in May.
In comparing the weather between July and June, both months experience similar temperature ranges, with minimum temperatures at 24°C (75°F), average temperatures around 27°C (81°F), and maximums reaching 31°C (87°F in June and 89°F in July). However, July tends to be slightly drier, with only 107 mm (4.2 in) of precipitation compared to June's 161 mm (6.4 in), which falls over 26 days. Additionally, humidity is lower in July at 64%, contrasted with June's higher humidity level of 79%. For more details on June's weather conditions, you can visit Sao Luis weather in June.
In July, the weather exhibits a warm tropical climate, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (89°F) and an average of 27°C (81°F). This month experiences considerable rainfall, with a total of 107 mm (4.2 in) spread over 22 days, contributing to a relatively high humidity of 64%. In contrast, August maintains similar temperature averages, with a minimum of 24°C (76°F), an average of 27°C (82°F), and a maximum of 31°C (88°F), but showcases a significant drop in precipitation to just 37 mm (1.5 in) over 11 days. This reduction leads to lower humidity levels at 55%, making August feel slightly drier and more comfortable. For more detailed information on the weather, you can check Sao Luis weather in August.
In July, the weather features warm temperatures with a minimum of 24°C (75°F) and an average of 27°C (81°F), reaching a maximum of 31°C (89°F). However, it is also marked by significant precipitation, totaling 107 mm (4.2 in) over 22 days, coupled with a humidity level of 64%. In contrast, September presents similarly warm temperatures, with a minimum of 26°C (78°F), an average of 27°C (82°F), and a maximum of 31°C (88°F). The month sees much less rainfall, only 21 mm (0.8 in) across just 5 days, and the humidity drops to a more comfortable 51%. For more details on the weather patterns in September, check out Sao Luis weather in September.
In July, the weather typically features warmer temperatures, with a minimum of 24°C (75°F) and a maximum reaching 31°C (89°F), alongside significant rainfall of 107 mm (4.2 inches) over 22 days and a humidity level of 64%. In contrast, October experiences slightly higher minimum temperatures at 25°C (78°F) and a bit cooler maximums at 30°C (87°F). The month is much drier, with only 29 mm (1.1 inches) of precipitation spread across 8 days and lower humidity at 53%. For more details on the weather-specific conditions in October, you can check out Sao Luis weather in October.
July and November in Sao Luis display a notable contrast in weather patterns. July tends to be slightly cooler, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (89°F), while November sees a slightly warmer average, with temperatures ranging from 25°C (77°F) to 30°C (86°F). In terms of precipitation, July is wetter, recording 107 mm (4.2 in) over 22 days, compared to November's 73 mm (2.9 in) spread over just 12 days. Humidity levels are also marginally lower in November at 60%, compared to July's 64%. For more detailed insights, you can check Sao Luis weather in November.
In comparing the weather between July and December, we see noteworthy similarities and slight differences. Both months feature a minimum temperature of 24°C (75°F) and an average temperature close to 27°C, with July slightly warmer at a maximum of 31°C (89°F) compared to December's 30°C (87°F). Precipitation levels are also comparable, with July receiving 107 mm (4.2 in) over 22 days and December slightly wetter at 117 mm (4.6 in) across 23 days. Notably, December experiences higher humidity at 78%, compared to July's 64%. For more details, check out Sao Luis weather in December.
In July, Sao Luis experiences a unique climate compared to other months, characterized by a blend of warm temperatures and significant rainfall. With average highs reaching 31°C and a noticeable humidity level of 64%, residents and visitors can expect a distinctly tropical feel. The frequent rainfall, amounting to about 107 mm spread across 22 days, contributes to a lush environment, transforming the city’s vibrant landscapes. While the summer months tend to bring hotter and drier conditions, July's refreshing showers provide a welcome respite, making it a captivating time to explore the rich culture and natural beauty of Sao Luis. To learn more about the weather patterns throughout the year, visit Sao Luis Climate.