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September Weather in Villa Castelli, Argentina

Last updated: August 22, 2025

In September, the average temperature in Villa Castelli, Argentina is a mild 11°C (51°F). Temperatures can range from a chilly -3°C (27°F) to a warm 26°C (79°F), offering a diverse weather experience. Expect about 15 mm (0.6 in) of precipitation over roughly 3 days, with an average humidity of 38%, making it a comfortable yet variable time of year to explore!

September Temperature in Villa Castelli

In September in Villa Castelli, the average temperature is 11°C (51°F). Maximums can reach 26°C (79°F), while minimums can drop to as low as -3°C (27°F). Be prepared for a mix of mild days and chilly nights if you plan to visit during this time.

September Weather in Villa Castelli: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Villa Castelli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Villa Castelli, September typically has an average temperature of 11°C (51°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec646159554946454751555962
Data source: Temperature data for Villa Castelli 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 Villa Castelli

In Villa Castelli in September, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

September Precipitation Trends in Villa Castelli

The chart displays monthly precipitation patterns in Villa Castelli, 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 Villa Castelli, September typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec30352417191011315161437
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Villa Castelli

In Villa Castelli in September humidity is 38%. With an average temperature of 11°C (51°F), this humidity feels like a crisp, refreshing breeze, perfect for exploring the outdoors without the discomfort of excessive moisture in the air.

September Average Humidity in Villa Castelli

This chart illustrates the average monthly humidity levels in Villa Castelli, 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 Villa Castelli is approximately 38%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec47%51%56%58%57%46%49%40%38%37%37%37%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Villa Castelli

In Villa Castelli 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 Villa Castelli.

Maximum UV Index Levels in Villa Castelli for September

The chart shows the monthly maximum UV Index (UVI) for Villa Castelli 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 Villa Castelli typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec17161411766812141617
Data source: Villa Castelli 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 Villa Castelli Compares to Other Months

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

This table compares monthly weather conditions in Villa Castelli, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)30 mm (1.2 inches)47%extreme
February Weather16°C (61°F)35 mm (1.4 inches)51%extreme
March Weather15°C (59°F)24 mm (0.9 inches)56%extreme
April Weather13°C (55°F)17 mm (0.7 inches)58%extreme
May Weather10°C (50°F)19 mm (0.7 inches)57%high
June Weather8°C (46°F)10 mm (0.4 inches)46%high
July Weather7°C (45°F)11 mm (0.4 inches)49%high
August Weather9°C (48°F)3 mm (0.1 inches)40%very high
September Weather11°C (51°F)15 mm (0.6 inches)38%extreme
October Weather13°C (55°F)15 mm (0.6 inches)37%extreme
November Weather15°C (60°F)14 mm (0.5 inches)36%extreme
December Weather17°C (62°F)37 mm (1.5 inches)37%extreme

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