September Weather in Erechim, Brazil

Last updated: August 22, 2025

In September, the average temperature in Erechim, Brazil is a pleasant 18°C (65°F). Temperatures can range from a chilly 4°C (40°F) to a warm 33°C (91°F). Expect about 133 mm (5.2 in) of precipitation spread over 10 days, with an average humidity of 75%, making it a notably humid month.

September Temperature in Erechim

In September, in Erechim, the average temperature is 18°C (65°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as 4°C (40°F). This variation makes Erechim an ideal destination, offering pleasant days for outdoor activities and cooler evenings for cozy relaxation.

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

The chart illustrates September temperature patterns in Erechim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Erechim, September typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in Erechim

In Erechim in September, the total precipitation amount is 133 mm (5.2 in) spread over a period of 10 days.

September Precipitation Trends in Erechim

The chart displays monthly precipitation patterns in Erechim, 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 Erechim, September typically receives around 133 mm (5.2 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 Erechim

In Erechim in September, humidity is 75%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket that can make outdoor exploration feel a bit stifling, potentially leading to discomfort during travel activities.

September Average Humidity in Erechim

This chart illustrates the average monthly humidity levels in Erechim, 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 Erechim is approximately 75%, 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 Erechim

In Erechim in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Erechim.

Maximum UV Index Levels in Erechim for September

The chart shows the monthly maximum UV Index (UVI) for Erechim 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 Erechim typically reaches 10, which falls under the very high exposure category.

Data source: Erechim 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 Erechim Compares to Other Months

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

This table compares monthly weather conditions in Erechim, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	162 mm (6.4 inches)	85%	extreme
February Weather	22°C (72°F)	148 mm (5.8 inches)	81%	extreme
March Weather	21°C (70°F)	125 mm (4.9 inches)	82%	extreme
April Weather	19°C (66°F)	111 mm (4.4 inches)	84%	very high
May Weather	15°C (60°F)	232 mm (9.1 inches)	86%	high
June Weather	14°C (58°F)	168 mm (6.6 inches)	84%	moderate
July Weather	13°C (56°F)	101 mm (4.0 inches)	77%	high
August Weather	15°C (59°F)	76 mm (3.0 inches)	70%	very high
September Weather	18°C (65°F)	133 mm (5.2 inches)	75%	very high
October Weather	19°C (67°F)	204 mm (8.0 inches)	76%	extreme
November Weather	21°C (69°F)	161 mm (6.3 inches)	84%	extreme
December Weather	22°C (72°F)	123 mm (4.8 inches)	88%	extreme