September Weather in Paraty, Brazil

Last updated: August 21, 2025

In September, Paraty, Brazil experiences a vibrant blend of tropical weather marked by a maximum temperature of 33°C (91°F) and a comfortable average of 21°C (70°F). The month typically showcases a minimum temperature of 15°C (60°F), offering cooler mornings and evenings. With precipitation totaling 157 mm (6.2 in) spread over about 14 rain days, visitors should prepare for occasional downpours amidst the warm and humid climate, which hovers around 68% humidity. This unique weather pattern enhances Paraty's lush landscapes and lively outdoor activities, making September a captivating time to explore this enchanting destination.

September Temperature in Paraty

In September, Paraty, Brazil, transitions into warmer days, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 33°C (91°F). The average temperature rises to around 21°C (70°F), striking a pleasant balance that beckons both locals and travelers to enjoy the stunning coastal scenery. As the last vestiges of winter fade, September showcases a gentle increase in warmth, setting the stage for the more intense summer heat ahead. This month offers a taste of tropical bliss, with daytime highs reflecting the growing sunshine, while cooler evenings ensure comfort for evening strolls or seaside relaxation.

September Weather in Paraty: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Paraty, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Paraty, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec777676726969676670717174
Data source: Temperature data for Paraty 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.

September Precipitation in Paraty

September in Paraty, Brazil, marks the transition to more generous rainfall after the drier months of winter. During this month, the town receives an average of 157 mm (6.2 in) of precipitation over 14 days, making it one of the wetter periods as the landscape prepares for the heavier rains of October and November. This slight uptick from August's 154 mm signals a shift towards the increasingly humid conditions typical of spring, as temperatures rise and the lush scenery comes alive. While September’s rainfall is modest compared to the deluge of January and February, it sets the stage for the lush, vibrant environment that defines Paraty’s charm as the rainy season approaches.

September Precipitation Trends in Paraty

The chart displays monthly precipitation patterns in Paraty, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Paraty, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec45650742922416614282154157270313444
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Paraty

In September, Paraty experiences a notable decline in humidity, dropping to 68%—the lowest level of the year. This decrease marks a significant shift from the high humidity typical of the earlier months, such as January and February, which both boast a steady 85%. As the year progresses, humidity steadily declines, reflecting the transition into the drier months. By October, the humidity continues to decrease to 61%, setting the stage for the more comfortable, breezy conditions that characterize the latter part of the year. This trend highlights Paraty’s unique climate, where the embrace of lower humidity brings a refreshing change, inviting visitors to explore its beauty with ease.

September Average Humidity in Paraty

This chart illustrates the average monthly humidity levels in Paraty, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Paraty is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%83%81%80%76%73%68%61%72%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Paraty

In September, Paraty, Brazil, experiences a notable UV Index of 11, placing it in the extreme exposure category with a burn time of just 10 minutes. This month marks a transitional phase as the UV Index begins to rise after a relatively lower summer period, showcasing a steady climb from 8 in May to the higher figures typical of the spring and summer months. With October following closely at 13 and November peaking at 14, it's clear that the region approaches a period of heightened sun intensity. Visitors and residents should remain vigilant with sun safety measures as the UV risks are significant during this period. For more detailed insights, check out the Paraty UV Index.

Maximum UV Index Levels in Paraty for September

The chart shows the monthly maximum UV Index (UVI) for Paraty in September, 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 September, the maximum UV index in Paraty typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151211867911131415
Data source: Paraty September 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.

September Sunshine in Paraty

September in Paraty, Brazil, continues the region's trend of abundant sunshine, boasting an impressive 279 hours of sunlight. This month offers a delightful balance, as the sun shines bright after the winter months, paving the way for warmer days ahead. Following a few cooler months, the sunlight begins to climb again, setting the stage for vibrant outdoor activities and stunning coastal views. With every passing month from February's 259 hours to the 298 hours of December, Paraty showcases a gradual increase in sunshine, inviting visitors to experience the lush beauty and rich culture under its golden rays.

Monthly Sunshine Duration in Paraty: September Highlighted

The September sunshine duration represents the total number of hours Paraty experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec242h259h294h280h275h262h285h253h279h250h271h298h
Data source: Paraty September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Paraty During September

In Paraty, Brazil, the likelihood of sunny weather shows a distinct pattern throughout the year, and September presents an interesting transition. With a 36% chance of sun, this month sits below the peak summer months but marks a notable decline from the sunnier spells of July and August, which boast probabilities of 59% and 53% respectively. As spring approaches in Brazil, September indicates a shift towards more variable conditions, yet it remains a more favorable time than the deep rainy season of October, which plummets to a mere 16% chance of sunshine. Overall, while September may not guarantee endless sunny days, it offers a refreshing glimpse of brightness amidst the changing climatic landscape.

Percentage of Sunny Days in September in Paraty

The chart illustrates the percentage of sunny days in Paraty throughout the year, with September 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 Paraty experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%29%37%50%40%46%59%53%37%16%30%33%
Data source: Paraty September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Paraty in September

In September, Paraty, Brazil experiences an inviting 11 hours of daylight, reflecting a subtle transition from winter to spring. As the year unfolds, daylight duration gradually increases, peaking at 13 hours in both January and November. The months of April through August see a steady drop to 10 hours, creating a cozy, intimate atmosphere as the cooler months wane. September, with its blossoming daylight, signals a return to longer days, building anticipation for the vibrant energy of summer ahead. This rhythm of changing daylight not only enhances the natural beauty of Paraty but also invites residents and visitors alike to bask in the sun-drenched charm of this coastal paradise.

Average Daylight Hours in Paraty for September

The chart illustrates the variation in daylight duration in Paraty throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 21m12h 50m12h 11m11h 31m10h 58m10h 42m10h 51m11h 19m11h 57m12h 38m13h 13m13h 31m
Data source: Paraty daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Paraty

As September arrives in Paraty, Brazil, the winds begin to pick up, reaching an average speed of 2.5 m/s (6 mph). This marks a noticeable increase from the quieter summer months, with wind speeds gradually climbing from 1.6 m/s in January to an invigorating 2.5 m/s this month. The transition into spring brings this refreshing breeze, hinting at the more robust winds to come in October, which averages even higher at 2.9 m/s (6 mph). This trend highlights a gradual but consistent elevation in wind strength as the year progresses, creating a delightful environment for outdoor enthusiasts and those seeking a bit of adventure against the stunning backdrop of Paraty's coastal charm.

Average September Wind Speed in Paraty

The chart displays monthly wind speed patterns in Paraty, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.62.31.92.12.02.42.5 m/s2.92.22.1
Data source: Paraty September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Paraty Compares to Other Months

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

September and January showcase contrasting weather patterns, with January generally being warmer and wetter. In September, temperatures range from a comfortable minimum of 15°C (60°F) to a peak of 33°C (91°F), offering an average of 21°C (70°F). The month sees about 157 mm (6.2 in) of precipitation spread over 14 days, coupled with a humidity level of 68%. In stark contrast, January experiences higher temperatures, with a minimum of 19°C (67°F) and an average of 25°C (77°F), reaching a maximum of 31°C (89°F). This month is much wetter, with 456 mm (17.9 in) of rainfall across 24 days and a humidity level of 85%. For a more detailed look at January's weather, visit Paraty weather in January.

September and February exhibit contrasting weather patterns. In September, temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (91°F), with an average of 21°C (70°F). The month sees moderate rainfall of 157 mm (6.2 in) over about 14 days, with a humidity level of 68%. In contrast, February is typically warmer, with temperatures that range from a minimum of 19°C (67°F) to a maximum of 31°C (89°F) and an average of 24°C (76°F). However, February is significantly wetter, receiving 507 mm (20.0 in) of rainfall spread over 25 days and a higher humidity level of 85%. For more details on the weather conditions, consider exploring Paraty weather in February.

In comparing the weather between September and March, notable differences emerge. September typically sees milder temperatures, with minimums around 15°C (60°F) and maximums reaching 33°C (91°F), alongside an average temperature of 21°C (70°F). However, this month also experiences considerable rainfall, totaling 157 mm (6.2 in) over approximately 14 days, with humidity averaging 68%.

In contrast, March features slightly warmer temperatures, with minimums of 19°C (66°F) and maximums of 31°C (88°F), leading to a higher average of 24°C (76°F). However, March is significantly wetter, accumulating 429 mm (16.9 in) of precipitation over 25 days and exhibiting higher humidity levels at 86%. For a more detailed look at this month's weather, check out Paraty weather in March.

September and April present distinct weather patterns, with September featuring milder temperatures, where the minimum is around 15°C (60°F) and the average reaches 21°C (70°F). In contrast, April starts off slightly warmer, with a minimum of 17°C (63°F) and an average of 22°C (72°F). However, April also experiences higher precipitation levels, accumulating 224 mm (8.8 in) over 20 days, compared to September's 157 mm (6.2 in) over 14 days. Additionally, humidity is higher in April at 83%, while September's humidity sits at 68%. For more detailed information about weather conditions in April, check out Paraty weather in April.

In comparing the weather between September and May, we see notable differences in temperature and humidity. September experiences slightly warmer temperatures, with a minimum of 15°C and a maximum of 33°C, while May's range is from 12°C to 29°C. Both months share a similar average temperature of around 21°C. However, May has higher humidity at 81% compared to September's 68%, contributing to a distinctly different feel on those days. Additionally, both months are relatively wet, with September receiving 157 mm of precipitation over 14 days and May with 166 mm over 16 days. For more detailed insights about May weather, you can check Paraty weather in May.

September and June exhibit similar minimum temperatures, both starting around 15°C (59-60°F), but September offers slightly warmer average and maximum temperatures, reaching up to 33°C (91°F) compared to June’s maximum of 29°C (84°F). While both months see about 14 days of precipitation, September experiences a slightly higher amount of rainfall at 157 mm (6.2 in) versus June's 141 mm (5.6 in). Furthermore, humidity levels are higher in June at 80%, compared to 68% in September, suggesting that June feels more humid despite its cooler overall temperature. For a detailed overview of June weather, refer to Paraty weather in June.

When comparing the weather in September and July, September tends to be warmer and wetter. In September, temperatures range from a minimum of 15°C (60°F) to a maximum of 33°C (91°F), with an average temperature of 21°C (70°F). This month also experiences significantly higher precipitation, with 157 mm (6.2 in) of rain falling over 14 days and a humidity level of 68%. In contrast, July sees cooler conditions, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 28°C (83°F) and an average of 19°C (67°F). July's precipitation is notably lower, totaling 82 mm (3.2 in) across 8 days, accompanied by a higher humidity of 76%. For more detailed weather insights during that month, you can explore Paraty weather in July.

In comparing the weather between August and September, September tends to be warmer, with minimum temperatures of 15°C (60°F) and an average high of 33°C (91°F) compared to August's minimum of 13°C (55°F) and maximum of 31°C (88°F). Both months experience similar levels of precipitation, with September receiving 157 mm (6.2 in) over 14 days, slightly more than August's 154 mm (6.1 in) over 13 days. Humidity levels also differ slightly, being a bit lower in September at 68% compared to August's 73%. For more details on the August weather, you can visit Paraty weather in August.

In comparing the weather between September and October, we see that both months feature similar temperature ranges, with September having a minimum of 15°C (60°F), an average of 21°C (70°F), and a maximum of 33°C (91°F), while October mirrors this with a minimum of 15°C (59°F), an average of 22°C (71°F), and a maximum of 33°C (92°F). However, October experiences significantly more rainfall, totaling 270 mm (10.6 in) over 22 days compared to September's 157 mm (6.2 in) over 14 days. This shift in precipitation and the lower humidity of 61% in October make for a distinctly wetter climate, making outdoor activities more challenging. For more detailed insights, you can check out Paraty weather in October.

In comparing the weather between September and November, both months feature similar minimum temperatures of around 15°C (60°F) and average temperatures of approximately 21°C (70°F). However, November tends to be slightly cooler at its maximum temperature, peaking at 30°C (87°F), compared to September's hotter maximum of 33°C (91°F). Precipitation also significantly increases in November, with 313 mm (12.3 in) of rainfall over 22 days, compared to 157 mm (6.2 in) over 14 days in September. Humidity is also slightly higher in November, averaging 72% compared to 68% in September. For more detailed information, you can refer to Paraty weather in November.

In September, the weather features a pleasant average temperature of 21°C (70°F), with daytime highs reaching up to 33°C (91°F) and a minimum of 15°C (60°F). However, it also sees considerable rainfall, totaling 157 mm (6.2 in) over approximately 14 days, contributing to a humidity level of 68%. In contrast, December brings slightly warmer temperatures, with an average of 23°C (74°F) and highs of 30°C (87°F). Rainfall is more significant during this month, accumulating to 444 mm (17.5 in) over 26 days, and humidity rises to 75%. For a detailed look at the December climate in this region, visit Paraty weather in December.

Compare Paraty's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Paraty

As September unfolds in Paraty, visitors can expect a vibrant transition as the temperatures begin to rise, reaching a warm maximum of 33°C (91°F), while the average remains comfortably at 21°C (70°F). This month marks the tail end of winter, bringing a pleasant blend of warmth and humidity, with levels steady around 68%. Although September sees a notable 157 mm of precipitation over 14 days, the occasional rain typically offers refreshing breaks from the heat rather than ruining outdoor plans. This unique weather pattern sets September apart from both the cooler, drier months preceding it and the more humid, rainier months that follow, making it an ideal time to explore Paraty’s charming landscapes. For detailed insights on weather throughout the year, check out Paraty Climate.