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September Weather in Napenay, Argentina

Last updated: August 22, 2025

In September, the average temperature in Napenay, Argentina hovers around 21°C (70°F). Expect a minimum of 4°C (39°F) and a scorching maximum that can reach up to 43°C (109°F). With precipitation of 51 mm (2.0 in) spread over 8 days, you might encounter some rainy spells. The average humidity level is a comfortable 45%, making it an interesting month to explore.

September Temperature in Napenay

In September in Napenay, the average temperature is 21°C (70°F). Maximum temperatures can reach as high as 43°C (109°F), while the minimum can drop to 4°C (39°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly for both warmth and coolness.

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

The chart illustrates September temperature patterns in Napenay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Napenay, September typically has an average temperature of 21°C (70°F), with highs reaching up to 43°C (109°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec828077726561596470747781
Data source: Temperature data for Napenay 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 Napenay

In Napenay in September, the total precipitation amount is 51 mm (2.0 in), spread over a duration of 8 days.

September Precipitation Trends in Napenay

The chart displays monthly precipitation patterns in Napenay, 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 Napenay, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec130831048184453433519313763
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Napenay

In Napenay in September humidity is 45%. With an average temperature of 21°C (70°F), this humidity feels like a comfortable embrace while traveling, allowing for pleasant outdoor exploration without feeling overly sticky or oppressive.

September Average Humidity in Napenay

This chart illustrates the average monthly humidity levels in Napenay, 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 Napenay is approximately 45%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%65%69%78%84%70%51%36%45%46%61%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Napenay

In Napenay 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 Napenay.

Maximum UV Index Levels in Napenay for September

The chart shows the monthly maximum UV Index (UVI) for Napenay 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 Napenay typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210756810131414
Data source: Napenay 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 Napenay Compares to Other Months

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

This table compares monthly weather conditions in Napenay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)130 mm (5.1 inches)72%extreme
February Weather27°C (80°F)83 mm (3.3 inches)65%extreme
March Weather25°C (77°F)104 mm (4.1 inches)69%extreme
April Weather22°C (72°F)81 mm (3.2 inches)78%very high
May Weather18°C (65°F)84 mm (3.3 inches)84%high
June Weather16°C (61°F)44 mm (1.8 inches)70%moderate
July Weather15°C (60°F)34 mm (1.3 inches)51%high
August Weather18°C (64°F)33 mm (1.3 inches)36%very high
September Weather21°C (70°F)51 mm (2.0 inches)45%very high
October Weather23°C (74°F)93 mm (3.7 inches)46%extreme
November Weather25°C (77°F)137 mm (5.4 inches)61%extreme
December Weather27°C (81°F)63 mm (2.5 inches)76%extreme

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