nomadseason

September Weather in Horizontina, Brazil

Last updated: August 22, 2025

In September, the average temperature in Horizontina, Brazil hovers around 20°C (69°F). The climate can be quite variable, with temperatures ranging from a cool 7°C (44°F) to a warm 35°C (96°F). Expect 122 mm (4.8 in) of precipitation over about 10 days, contributing to an average humidity level of 62%. Stay prepared for a mix of sunny and rainy days!

September Temperature in Horizontina

In September in Horizontina, the average temperature is 20°C (69°F). The maximum can reach 35°C (96°F), while the minimum can drop to as low as 7°C (44°F). Be sure to pack for a range of temperatures to fully enjoy your trip!

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

The chart illustrates September temperature patterns in Horizontina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horizontina, September typically has an average temperature of 20°C (69°F), with highs reaching up to 35°C (96°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec787675706461596368717478
Data source: Temperature data for Horizontina generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Horizontina

In Horizontina in September, the total precipitation amount reaches 122 mm (4.8 in) over the course of 10 days.

September Precipitation Trends in Horizontina

The chart displays monthly precipitation patterns in Horizontina, 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 Horizontina, September typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec15511512611920514510677122185132100
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Horizontina

In Horizontina in September, humidity is 62%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but requiring a light breeze or shade for comfort while exploring.

September Average Humidity in Horizontina

This chart illustrates the average monthly humidity levels in Horizontina, 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 Horizontina is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%74%72%78%82%78%73%59%62%65%76%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Horizontina

In Horizontina 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 Horizontina.

Maximum UV Index Levels in Horizontina for September

The chart shows the monthly maximum UV Index (UVI) for Horizontina 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 Horizontina typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210656710131414
Data source: Horizontina 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 Horizontina Compares to Other Months

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

This table compares monthly weather conditions in Horizontina, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)155 mm (6.1 inches)79%extreme
February Weather25°C (77°F)115 mm (4.5 inches)74%extreme
March Weather24°C (75°F)126 mm (5.0 inches)72%extreme
April Weather21°C (70°F)119 mm (4.7 inches)78%very high
May Weather18°C (64°F)205 mm (8.1 inches)82%high
June Weather16°C (61°F)145 mm (5.7 inches)78%moderate
July Weather15°C (60°F)106 mm (4.2 inches)73%high
August Weather17°C (63°F)77 mm (3.0 inches)58%high
September Weather20°C (69°F)122 mm (4.8 inches)62%very high
October Weather22°C (71°F)185 mm (7.3 inches)65%extreme
November Weather24°C (75°F)132 mm (5.2 inches)76%extreme
December Weather25°C (78°F)100 mm (3.9 inches)85%extreme

Compare Horizontina's Climate with Cities Worldwide