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September Weather in Salto, Brazil

Last updated: August 22, 2025

In September, the average temperature in Salto, Brazil is a pleasant 22°C (72°F). Expect a range from a cool minimum of 9°C (49°F) to a balmy maximum of 37°C (98°F). You'll experience about 34 mm (1.4 in) of precipitation over 5 days, with an average humidity of 58%.

September Temperature in Salto

In September in Salto, the average temperature is 22°C (72°F). The maximum can reach 37°C (98°F) and the minimum can be as low as 9°C (49°F). Travelers should prepare for a wide range of temperatures and pack accordingly for both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Salto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salto, September typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (98°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec767575726766646672737275
Data source: Temperature data for Salto 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 Salto

In Salto in September, the precipitation amount is 34 mm (1.4 in) spread over 5 days.

September Precipitation Trends in Salto

The chart displays monthly precipitation patterns in Salto, 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 Salto, September typically receives around 34 mm (1.4 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec1681529949444017533499118131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Salto

In Salto in September, humidity is 58%. With an average temperature of 22°C (72°F), this humidity feels like a warm, slightly muggy embrace, making it ideal for leisurely strolls but a bit uncomfortable for strenuous outdoor activities.

September Average Humidity in Salto

This chart illustrates the average monthly humidity levels in Salto, 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 Salto is approximately 58%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Salto

In Salto in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Salto.

Maximum UV Index Levels in Salto for September

The chart shows the monthly maximum UV Index (UVI) for Salto 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 Salto typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151211867911131416
Data source: Salto 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.

How September Weather in Salto Compares to Other Months

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

This table compares monthly weather conditions in Salto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)167 mm (6.6 inches)88%extreme
February Weather24°C (75°F)152 mm (6.0 inches)88%extreme
March Weather24°C (75°F)99 mm (3.9 inches)87%extreme
April Weather22°C (72°F)49 mm (1.9 inches)84%extreme
May Weather19°C (67°F)44 mm (1.7 inches)79%very high
June Weather19°C (66°F)40 mm (1.6 inches)77%high
July Weather18°C (64°F)17 mm (0.7 inches)72%high
August Weather19°C (66°F)53 mm (2.1 inches)65%very high
September Weather22°C (72°F)34 mm (1.4 inches)58%extreme
October Weather23°C (73°F)99 mm (3.9 inches)50%extreme
November Weather22°C (73°F)118 mm (4.6 inches)75%extreme
December Weather24°C (75°F)131 mm (5.1 inches)80%extreme

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