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September Weather in Banos, Peru

Last updated: August 27, 2025

In September, the average temperature in Banos, Peru hovers around 5°C (42°F), with a minimum dipping to -3°C (27°F) and a maximum reaching 14°C (58°F). Expect 107 mm (4.2 in) of precipitation spread across 23 days, contributing to an average humidity of 40%. Prepare for a cool and damp month!

September Temperature in Banos

In September in Banos, the average temperature is 5°C (42°F). The maximum can reach 14°C (58°F) and the minimum can be as low as -3°C (27°F). It's advisable to pack layers to stay comfortable during your travels.

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

The chart illustrates September temperature patterns in Banos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Banos, September typically has an average temperature of 5°C (42°F), with highs reaching up to 14°C (58°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec444544444342414142434545
Data source: Temperature data for Banos 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 Banos

In Banos in September, the precipitation amount is 107 mm (4.2 in) spread over 23 days.

September Precipitation Trends in Banos

The chart displays monthly precipitation patterns in Banos, 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 Banos, September typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec22824027415999454151107176196230
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Banos

In Banos in September, humidity is 40%. With an average temperature of 5°C (42°F), this humidity feels refreshing, offering a brisk atmosphere that is invigorating for outdoor adventures, making it a perfect time for exploring the sights while wearing a light jacket.

September Average Humidity in Banos

This chart illustrates the average monthly humidity levels in Banos, 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 Banos is approximately 40%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Banos

In Banos in September, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Banos, you can check Hourly UV Index in Banos.

Maximum UV Index Levels in Banos for September

The chart shows the monthly maximum UV Index (UVI) for Banos 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 Banos typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec192020181513141517181818
Data source: Banos 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 Banos Compares to Other Months

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

This table compares monthly weather conditions in Banos, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)228 mm (9.0 inches)91%extreme
February Weather7°C (45°F)240 mm (9.4 inches)90%extreme
March Weather7°C (44°F)274 mm (10.8 inches)91%extreme
April Weather6°C (44°F)159 mm (6.3 inches)89%extreme
May Weather6°C (44°F)99 mm (3.9 inches)85%extreme
June Weather6°C (42°F)45 mm (1.8 inches)65%extreme
July Weather5°C (41°F)41 mm (1.6 inches)47%extreme
August Weather5°C (42°F)51 mm (2.0 inches)38%extreme
September Weather5°C (42°F)107 mm (4.2 inches)40%extreme
October Weather6°C (43°F)176 mm (6.9 inches)56%extreme
November Weather7°C (45°F)196 mm (7.7 inches)76%extreme
December Weather7°C (45°F)230 mm (9.0 inches)90%extreme

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