Last updated: August 21, 2025
September in Praia Grande, Brazil offers a delightful variety of weather experiences. With maximum temperatures soaring up to 37°C (99°F), the month invites sun-seekers to enjoy its warm climate. The average temperature rests comfortably at 21°C (70°F), while nighttime cools down to a refreshing low of 12°C (54°F). However, be prepared for some rain, as the area receives about 85 mm (3.3 in) of precipitation spread over 13 days, contributing to a humidity level of 78%. Whether basking in the sun or navigating occasional showers, September's weather in Praia Grande captivates both locals and visitors alike.
In September, Praia Grande ushers in the transition to spring with pleasantly mild temperatures, where the minimum dips to 12°C (54°F) and the average settles around 21°C (70°F). This month showcases a remarkable maximum of 37°C (99°F), echoing the lingering warmth of the winter months while hinting at the heat to come as summer approaches. The gradual rise in temperatures from the cooler depths of winter reflects a trend towards more comfortable and inviting weather, perfect for beachgoers and outdoor enthusiasts alike. As the days lengthen and the air becomes more vibrant, you can feel the energy of spring invigorating the coastal charm of Praia Grande.
In September, Praia Grande experiences a transition towards drier weather, with precipitation totaling 85 mm (3.3 in) spread over 13 days. While this marks a noticeable decrease compared to the heavier rainfall earlier in the year, particularly February's peak of 302 mm (11.9 in), the lingering moisture still contributes to the region's lush landscape. As the dry season approaches, rainfall begins to taper off, setting the stage for October's resurgence when precipitation climbs again to 181 mm (7.1 in). This gradual shift from the wetter months to lighter showers reflects the climatic patterns typical of Bahia's coastal regions, emphasizing the rhythmic dance of rain and sun that defines Praia Grande's tropical allure.
In September, Praia Grande experiences a shift in humidity, maintaining a comfortable level of 78%, similar to the previous month. This marks the end of the dry season, which begins in late winter when humidity gradually decreases from 82% in June to 78% in August. As spring approaches, residents and visitors can enjoy the pleasant conditions, with humidity levels beginning to rise again as the year transitions into a wetter period. The trends from the earlier months indicate a steady decline in humidity leading up to September, followed by a rebound as the year progresses toward the rainy season in late spring and early summer.
September in Praia Grande, Brazil, marks a transition in UV intensity as it continues to fall within the extreme exposure category, boasting a UV Index of 11. This is consistent with the previous months' trends, highlighting a strong need for sun protection, as the burn time remains a swift 10 minutes. As summer nears its end, the UV levels begin to slightly taper but still demand vigilance. Skipping on sunscreen could quickly lead to sunburn, therefore, whether you're lounging on the beach or enjoying outdoor activities, make sure to stay protected. For more detailed information about the UV levels throughout the year, visit Praia Grande UV Index.
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As September unfolds in Praia Grande, Brazil, it offers a delightful blend of sun and warmth, boasting 274 hours of sunshine that perfectly complement the waning winter season. This month sits comfortably in the middle of the year's solar bounty, following the peak brightness of March with its impressive 298 hours. What’s notable is the consistent warmth maintained throughout the year, with sunshine hours gradually declining from the summer peak, yet remaining more than sufficient for beachgoers and sun-seekers alike. The trend of abundant sunshine continues into October, ensuring that the days remain bright and cheerful, making September a perfect time to enjoy the outdoors before the year starts to cool down.
In September, Praia Grande experiences a 30% chance of sunny weather, marking a slight dip following the peak sunny months of July and August, which boast 55% and 45% probabilities, respectively. As the spring season approaches in Brazil, the likelihood of sunshine begins to decrease from the summer highs, giving way to transitional weather. This trend suggests that while visitors can still enjoy some bright days, they should be prepared for a mix of sun and clouds as September fully embraces the changing seasons. Ultimately, it’s a time when the vibrant coastal atmosphere remains inviting, even if the sun isn’t guaranteed to shine every day.
In September, Praia Grande enjoys a pleasant 11 hours of daylight, maintaining a harmonious balance between light and darkness. As the days begin to shorten slightly from the summer months of January through March, when daylight peaks at 13 hours, September signifies a transition towards the cooler months. Following a summer filled with abundant sunlight, daylight duration stabilizes before gradually increasing again in October. This rhythm not only enhances the allure of the city’s stunning beaches but also embraces the seasonal shift, creating an inviting atmosphere for both locals and visitors alike.
As the vibrant days of September unfold in Praia Grande, Brazil, the average wind speed experiences a notable lift to 2.3 m/s (5 mph), marking a pleasant transition from the calmer breezes of the earlier months. This slight uptick follows a summer pattern where winds remained relatively gentle, peaking at 2.2 m/s (5 mph) in both April and August. Interestingly, September sets the stage for a gradual increase leading into October, when the winds dance a bit more robustly at 2.7 m/s (6 mph). This gentle evolution in wind patterns not only enhances the coastal atmosphere but also invites both locals and tourists to savor the refreshing sea air during this dynamic time of year.
Weather in Praia Grande varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Praia Grande, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of September and January, we observe significant differences in temperature, precipitation, and humidity. September experiences a milder climate with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 37°C (99°F), averaging around 21°C (70°F). The month sees about 85 mm (3.3 in) of precipitation over approximately 13 days, along with a humidity level of 78%.
In contrast, January has a warmer and wetter profile, with temperatures ranging from a minimum of 17°C (63°F) to the same maximum of 37°C (98°F), while averaging around 26°C (79°F). Notably, January receives a significant 268 mm (10.6 in) of rainfall spread over about 22 days, accompanied by a higher humidity level at 89%. For more details, you can check out Praia Grande weather in January.
In comparing the weather of September and February, one can observe notable differences in temperature and precipitation patterns. September experiences a milder climate with minimum temperatures around 12°C (54°F) and an average of 21°C (70°F), while February offers warmer conditions with minimum temperatures starting at 18°C (64°F) and an average of 25°C (77°F). Both months share a maximum temperature of 37°C (99°F), but February sees significantly more rainfall, with 302 mm (11.9 in) over 22 days compared to September's 85 mm (3.3 in) over just 13 days. The humidity also tends to be higher in February at 87%, compared to September's 78%. For a detailed look at February conditions, you can visit Praia Grande weather in February.
September typically features milder temperatures, with a minimum of 12°C (54°F) and an average of 21°C (70°F), while March offers warmer conditions, starting at a minimum of 17°C (62°F) and averaging 25°C (77°F). Although both months experience warm weather, March has a higher maximum temperature of 35°C (95°F) compared to September's 37°C (99°F). Precipitation levels also differ significantly; September sees about 85 mm (3.3 in) of rain over 13 days, whereas March experiences much more rainfall, totaling 281 mm (11.1 in) over 23 days. Both months carry high humidity levels, with September sitting at 78% and March slightly higher at 86%. To learn more about the weather specifics for March, you can visit Praia Grande weather in March.
September and April present notable differences in weather patterns. In September, temperatures range from a minimum of 12°C (54°F) to a maximum of 37°C (99°F), with an average of 21°C (70°F). Precipitation during this month totals 85 mm (3.3 in), falling on about 13 days, and humidity averages around 78%. In contrast, April's weather is slightly warmer, with a minimum temperature of 15°C (60°F) and an average of 23°C (73°F), reaching a maximum of 36°C (97°F). April is also wetter, receiving 139 mm (5.5 in) of rainfall over approximately 16 days and exhibiting higher humidity at 84%. For more detailed insights on April weather, you can check Praia Grande weather in April.
When comparing the weather in September and May, both months feature a similar average temperature of 21°C (70°F), creating a comfortable atmosphere for outdoor activities. However, September experiences a wider temperature range with a maximum peak of 37°C (99°F), while May has a milder maximum of 31°C (88°F). In terms of precipitation, May is slightly wetter, with 119 mm (4.7 in) of rainfall over 12 days compared to September's 85 mm (3.3 in) over 13 days. Humidity is also somewhat higher in May at 84%, compared to September’s 78%, contributing to a more humid feel. For those looking to plan activities, more detailed insights can be found at Praia Grande weather in May.
In comparing the weather of September and June, both months exhibit mild temperatures, with September showing a slightly wider range, with overnight lows reaching 12°C (54°F) and highs soaring up to 37°C (99°F). In contrast, June has a more consistent temperature profile, with a minimum of 11°C (52°F) and a maximum of 32°C (90°F). Precipitation levels are fairly comparable, with September receiving 85 mm (3.3 in) across 13 days, while June experiences a bit more rainfall at 97 mm (3.8 in) over 11 days. Humidity is also a factor, being slightly lower in September at 78% compared to June's 82%. For a detailed look at specific weather conditions, visit Praia Grande weather in June.
In comparing the weather of September and July, September tends to be warmer with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 37°C (99°F), while July's temperatures are cooler, with a minimum of 7°C (44°F) and a maximum of 32°C (91°F). The average temperature in September is 21°C (70°F), slightly higher than July's average of 19°C (66°F). Additionally, September experiences more precipitation, with 85 mm (3.3 in) over 13 days, compared to July's 62 mm (2.4 in) over just 8 days. Humidity levels remain similar, with September at 78% and July at 80%. For more details on July's weather, check out Praia Grande weather in July.
In comparing the weather of September to August, we see that September tends to be slightly warmer, with average temperatures rising from 19°C (66°F) in August to 21°C (70°F) in September. The maximum temperature also sees an increase, reaching up to 37°C (99°F) in September compared to 34°C (93°F) in August. However, September experiences more precipitation, with 85 mm (3.3 in) over 13 days, while August has higher precipitation at 99 mm (3.9 in) over 11 days. Both months maintain a consistent humidity level of 78%, making them similarly muggy. For more insights into August weather, you can check out Praia Grande weather in August.
September's weather exhibits a warm range, with temperatures averaging 21°C (70°F) and reaching a maximum of 37°C (99°F), while experiencing a relatively dry spell with 85 mm (3.3 in) of precipitation over 13 days, accompanied by a humidity level of 78%. In contrast, October brings slightly warmer conditions, with average temperatures rising to 22°C (72°F) and a peak of 38°C (101°F). However, October is notably wetter, recording 181 mm (7.1 in) of precipitation across 19 days and a slightly lower humidity level of 76%. For more detailed information about the weather specifics in October, check out Praia Grande weather in October.
September and November present distinct weather patterns. In September, temperatures range from a minimum of 12°C (54°F) to a maximum of 37°C (99°F), with an average of 21°C (70°F). Rainfall is relatively lower at 85 mm (3.3 in), falling over 13 days and accompanied by a humidity level of 78%. In contrast, November experiences slightly warmer temperatures, with a minimum of 15°C (59°F), an average of 22°C (72°F), and a maximum of 35°C (95°F). However, it sees increased precipitation, totaling 143 mm (5.6 in) across 19 days and higher humidity at 85%. For more detailed information, you can check Praia Grande weather in November.
In September, the weather in Praia Grande is characterized by a mild temperature range, with a minimum of 12°C (54°F) and an average of 21°C (70°F), peaking at a maximum of 37°C (99°F). This month sees moderate rainfall, totaling 85 mm (3.3 in) over approximately 13 days and maintains a humidity level of 78%. In contrast, December brings warmer temperatures, with a minimum of 16°C (61°F), an average of 24°C (76°F), and a maximum of 35°C (95°F). However, December experiences significantly higher precipitation, reaching 193 mm (7.6 in) over 23 days, accompanied by increased humidity at 87%. For more detailed information, check Praia Grande weather in December.
As September rolls into Praia Grande, the weather presents a unique transition from the cooler winter months to the warmth of summer. With average temperatures creeping up to 21°C (70°F), it's a time when both the sun's strength and humidity begin to rise, offering a stark contrast to the cooler temperatures earlier in the year. While the month can see occasional rain, averaging 85 mm over 13 days, the enchanting combination of warmth and increased rainfall nurtures the lush landscapes that define this region. Overall, the September climate serves as a gateway to the vibrant and bustling summer months ahead, making it an intriguing time to experience Praia Grande's natural beauty. For more detailed insights, check the full Praia Grande Climate information.