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September Weather in Conceicao do Castelo, Brazil

Last updated: August 22, 2025

In September, the average temperature in Conceicao do Castelo, Brazil is a pleasant 20°C (69°F). Expect some variations, with a minimum of 10°C (51°F) and a maximum reaching up to 34°C (93°F). Precipitation is relatively low at 33 mm (1.3 in) spread over 6 days, and you'll experience an average humidity of 72%. Perfect weather for enjoying all that Conceicao do Castelo has to offer!

September Temperature in Conceicao do Castelo

In September in Conceicao do Castelo, the average temperature is 20°C (69°F). Maximums can reach 34°C (93°F), and minimums can drop to as low as 10°C (51°F). It's an ideal time to experience the pleasant warmth while packing layers for cooler nights.

September Weather in Conceicao do Castelo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Conceicao do Castelo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Conceicao do Castelo, September typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec747373706665636469707072
Data source: Temperature data for Conceicao do Castelo 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 Conceicao do Castelo

In Conceicao do Castelo, in September, the precipitation amount is 33 mm (1.3 in) over the course of 6 days.

September Precipitation Trends in Conceicao do Castelo

The chart displays monthly precipitation patterns in Conceicao do Castelo, 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 Conceicao do Castelo, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec80166114613813101833106165170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Conceicao do Castelo

In Conceicao do Castelo in September humidity is 72%. With an average temperature of 20°C (69°F), this humidity feels like a warm, almost tropical embrace, making it perfect for leisurely strolls but challenging for those unaccustomed to the moist air.

September Average Humidity in Conceicao do Castelo

This chart illustrates the average monthly humidity levels in Conceicao do Castelo, 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 Conceicao do Castelo is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%85%86%85%82%81%79%75%72%67%69%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Conceicao do Castelo

In Conceicao do Castelo 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 Conceicao do Castelo.

Maximum UV Index Levels in Conceicao do Castelo for September

The chart shows the monthly maximum UV Index (UVI) for Conceicao do Castelo 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 Conceicao do Castelo typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161514129781012141516
Data source: Conceicao do Castelo 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 Conceicao do Castelo Compares to Other Months

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

This table compares monthly weather conditions in Conceicao do Castelo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)80 mm (3.1 inches)80%extreme
February Weather23°C (73°F)166 mm (6.5 inches)85%extreme
March Weather23°C (73°F)114 mm (4.5 inches)86%extreme
April Weather21°C (70°F)61 mm (2.4 inches)85%extreme
May Weather19°C (67°F)38 mm (1.5 inches)82%very high
June Weather19°C (66°F)13 mm (0.5 inches)81%high
July Weather17°C (64°F)10 mm (0.4 inches)79%very high
August Weather18°C (64°F)18 mm (0.7 inches)75%very high
September Weather20°C (69°F)33 mm (1.3 inches)72%extreme
October Weather21°C (71°F)106 mm (4.2 inches)66%extreme
November Weather21°C (70°F)165 mm (6.5 inches)69%extreme
December Weather22°C (72°F)170 mm (6.7 inches)72%extreme

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