September Weather in Alenquer, Brazil

Last updated: August 22, 2025

In September, the average temperature in Alenquer, Brazil hovers around 29°C (85°F), providing a warm backdrop for your adventures. Expect a minimum of 23°C (74°F) and the heat peaking at 35°C (95°F). While you enjoy the sunshine, keep in mind the region can experience about 51 mm (2.0 in) of precipitation over 7 days. With an average humidity of 40%, it's a great time to explore and soak up the vibrant atmosphere!

September Temperature in Alenquer

In September in Alenquer, the average temperature is 29°C (85°F). Maximums can reach 35°C (95°F), while minimums can drop to as low as 23°C (74°F). This makes Alenquer an ideal destination for travelers seeking warm weather and comfortable conditions during this time of year.

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

The chart illustrates September temperature patterns in Alenquer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alenquer, September typically has an average temperature of 29°C (85°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (74°F).

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

September Precipitation in Alenquer

In Alenquer in September, the precipitation amount is 51 mm (2.0 in) over a period of 7 days.

September Precipitation Trends in Alenquer

The chart displays monthly precipitation patterns in Alenquer, 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 Alenquer, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Alenquer

In Alenquer in September humidity is 40%. With an average temperature of 29°C (85°F), this humidity feels like a warm embrace, making travel enjoyable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Alenquer

This chart illustrates the average monthly humidity levels in Alenquer, 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 Alenquer is approximately 40%, 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 Alenquer

In Alenquer 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 Alenquer.

Maximum UV Index Levels in Alenquer for September

The chart shows the monthly maximum UV Index (UVI) for Alenquer 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 Alenquer typically reaches 12, which falls under the extreme exposure category.

Data source: Alenquer 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 Alenquer Compares to Other Months

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

This table compares monthly weather conditions in Alenquer, 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 (80°F)	288 mm (11.3 inches)	79%	extreme
February Weather	27°C (80°F)	324 mm (12.8 inches)	65%	extreme
March Weather	27°C (80°F)	308 mm (12.1 inches)	68%	extreme
April Weather	27°C (80°F)	399 mm (15.7 inches)	86%	extreme
May Weather	27°C (81°F)	271 mm (10.7 inches)	90%	extreme
June Weather	27°C (81°F)	139 mm (5.5 inches)	82%	extreme
July Weather	27°C (82°F)	95 mm (3.8 inches)	61%	extreme
August Weather	29°C (84°F)	49 mm (1.9 inches)	46%	extreme
September Weather	29°C (85°F)	51 mm (2.0 inches)	40%	extreme
October Weather	29°C (85°F)	77 mm (3.0 inches)	38%	extreme
November Weather	28°C (84°F)	190 mm (7.5 inches)	39%	extreme
December Weather	28°C (82°F)	272 mm (10.7 inches)	69%	extreme