September Weather in Serrinha, Brazil

Last updated: August 22, 2025

In September, the average temperature in Serrinha, Brazil is a pleasant 24°C (76°F), with minimums dipping to 16°C (61°F) and reaching highs of 37°C (99°F). Expect 31 mm (1.2 in) of precipitation spread over about 10 days, and enjoy a comfortable average humidity of 70% throughout the month.

September Temperature in Serrinha

In September in Serrinha, the average temperature is 24°C (76°F). Maximum temperatures can reach 37°C (99°F), while minimum temperatures can be as low as 16°C (61°F). This makes it an ideal time for travelers to enjoy a warm climate with comfortable evenings.

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

The chart illustrates September temperature patterns in Serrinha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serrinha, September typically has an average temperature of 24°C (76°F), with highs reaching up to 37°C (99°F) and lows dropping to around 16°C (61°F).

Data source: Temperature data for Serrinha generated using information from the Copernicus Climate Change Service.

September Precipitation in Serrinha

In Serrinha in September, the precipitation amount is 31 mm (1.2 in) over a span of 10 days.

September Precipitation Trends in Serrinha

The chart displays monthly precipitation patterns in Serrinha, 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 Serrinha, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Serrinha

In Serrinha in September, humidity is 70%. With an average temperature of 24°C (76°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel a bit sticky and heavier, so travelers should stay hydrated and take regular breaks to enjoy the sights comfortably.

September Average Humidity in Serrinha

This chart illustrates the average monthly humidity levels in Serrinha, 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 Serrinha is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Serrinha

In Serrinha in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Serrinha.

Maximum UV Index Levels in Serrinha for September

The chart shows the monthly maximum UV Index (UVI) for Serrinha 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 Serrinha typically reaches 13, which falls under the extreme exposure category.

Data source: Serrinha 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 Serrinha Compares to Other Months

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

This table compares monthly weather conditions in Serrinha, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	19 mm (0.8 inches)	76%	extreme
February Weather	28°C (82°F)	28 mm (1.1 inches)	84%	extreme
March Weather	27°C (81°F)	56 mm (2.2 inches)	89%	extreme
April Weather	26°C (79°F)	78 mm (3.1 inches)	91%	extreme
May Weather	24°C (76°F)	60 mm (2.4 inches)	89%	extreme
June Weather	23°C (74°F)	55 mm (2.2 inches)	87%	very high
July Weather	22°C (72°F)	46 mm (1.8 inches)	80%	very high
August Weather	23°C (73°F)	40 mm (1.6 inches)	75%	extreme
September Weather	24°C (76°F)	31 mm (1.2 inches)	70%	extreme
October Weather	26°C (80°F)	24 mm (0.9 inches)	66%	extreme
November Weather	26°C (80°F)	58 mm (2.3 inches)	61%	extreme
December Weather	27°C (80°F)	50 mm (2.0 inches)	61%	extreme