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September Weather in Belmonte, Brazil

Last updated: August 22, 2025

In September, the average temperature in Belmonte, Brazil hovers around 24°C (75°F). Expect mild conditions with a minimum of 17°C (63°F) and a pleasant maximum reaching 28°C (83°F). However, be prepared for some showers, as 72 mm (2.8 in) of precipitation may fall over 17 days. The air will feel quite humid with an average humidity of 75%, creating a tropical ambiance perfect for exploration.

September Temperature in Belmonte

In September in Belmonte, the average temperature is 24°C (75°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as 17°C (63°F). This pleasant climate makes it an ideal time for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Belmonte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belmonte, September typically has an average temperature of 24°C (75°F), with highs reaching up to 28°C (83°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec798079787674737375777778
Data source: Temperature data for Belmonte 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 Belmonte

In Belmonte in September, the precipitation amount is 72 mm (2.8 in) spread over 17 days.

September Precipitation Trends in Belmonte

The chart displays monthly precipitation patterns in Belmonte, 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 Belmonte, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec516212615510995747972107199199
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Belmonte

In Belmonte in September humidity is 75%. With average temperature 24°C (75°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel especially stifling and leaving you yearning for cool breezes and refreshingly cold drinks.

September Average Humidity in Belmonte

This chart illustrates the average monthly humidity levels in Belmonte, 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 Belmonte is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%84%84%83%80%78%76%75%74%73%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Belmonte

In Belmonte 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 Belmonte.

Maximum UV Index Levels in Belmonte for September

The chart shows the monthly maximum UV Index (UVI) for Belmonte 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 Belmonte typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1415141210891112141515
Data source: Belmonte 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 Belmonte Compares to Other Months

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

This table compares monthly weather conditions in Belmonte, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)51 mm (2.0 inches)76%extreme
February Weather27°C (80°F)62 mm (2.4 inches)79%extreme
March Weather26°C (80°F)126 mm (5.0 inches)83%extreme
April Weather26°C (78°F)155 mm (6.1 inches)84%extreme
May Weather24°C (76°F)109 mm (4.3 inches)83%very high
June Weather23°C (75°F)95 mm (3.8 inches)80%very high
July Weather23°C (73°F)74 mm (2.9 inches)78%very high
August Weather23°C (73°F)79 mm (3.1 inches)76%extreme
September Weather24°C (75°F)72 mm (2.8 inches)75%extreme
October Weather25°C (77°F)107 mm (4.2 inches)74%extreme
November Weather25°C (78°F)199 mm (7.8 inches)73%extreme
December Weather26°C (79°F)199 mm (7.8 inches)72%extreme

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