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September Weather in Altinopolis, Brazil

Last updated: August 22, 2025

In Altinopolis, Brazil, the average temperature in September hovers around 24°C (76°F), making it a pleasant time to visit. During this month, temperatures can dip as low as 10°C (50°F) and soar to a high of 36°C (98°F). Visitors can expect a moderate precipitation amount of 33 mm (1.3 in) over the course of about four days, with an average humidity level of 49%.

September Temperature in Altinopolis

In September in Altinopolis, the average temperature is 24°C (76°F). Maximums can reach 36°C (98°F) and minimums can be as low as 10°C (50°F). This fluctuating climate makes it essential for travelers to be prepared for both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Altinopolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altinopolis, September typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (98°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec747474716767656875757474
Data source: Temperature data for Altinopolis 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 Altinopolis

In Altinopolis in September, the precipitation amount is 33 mm (1.3 in) over a span of 4 days.

September Precipitation Trends in Altinopolis

The chart displays monthly precipitation patterns in Altinopolis, 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 Altinopolis, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec20218713363321181733125173251
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Altinopolis

In Altinopolis in September, humidity is 49%. With an average temperature of 24°C (76°F), this humidity feels like a comfortable embrace, making it pleasant for traveling as the warm air envelops you without feeling too oppressive.

September Average Humidity in Altinopolis

This chart illustrates the average monthly humidity levels in Altinopolis, 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 Altinopolis is approximately 49%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%87%80%74%72%67%58%49%36%65%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Altinopolis

In Altinopolis in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Altinopolis.

Maximum UV Index Levels in Altinopolis for September

The chart shows the monthly maximum UV Index (UVI) for Altinopolis 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 Altinopolis typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613129781012141416
Data source: Altinopolis 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 Altinopolis Compares to Other Months

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

This table compares monthly weather conditions in Altinopolis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)202 mm (8.0 inches)85%extreme
February Weather23°C (74°F)187 mm (7.4 inches)87%extreme
March Weather23°C (74°F)133 mm (5.2 inches)87%extreme
April Weather22°C (72°F)63 mm (2.5 inches)80%extreme
May Weather19°C (67°F)32 mm (1.2 inches)74%very high
June Weather19°C (67°F)11 mm (0.4 inches)72%high
July Weather18°C (65°F)8 mm (0.3 inches)67%very high
August Weather20°C (69°F)17 mm (0.7 inches)58%very high
September Weather24°C (76°F)33 mm (1.3 inches)49%extreme
October Weather24°C (75°F)125 mm (4.9 inches)36%extreme
November Weather23°C (74°F)173 mm (6.8 inches)65%extreme
December Weather23°C (74°F)251 mm (9.9 inches)72%extreme

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