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September Weather in La Junta, Chile

Last updated: August 22, 2025

In September, the average temperature in La Junta, Chile hovers around 4°C (39°F). Expect minimums as low as -6°C (21°F) and maximums reaching 15°C (59°F). With precipitation totaling 358 mm (14.1 in) over approximately 22 days, the month is definitely a wet one, accompanied by an average humidity of 88%.

September Temperature in La Junta

In September in La Junta, the average temperature is 4°C (39°F). The maximum can reach 15°C (59°F), while the minimum can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures when traveling during this time.

September Weather in La Junta: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Junta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Junta, September typically has an average temperature of 4°C (39°F), with highs reaching up to 15°C (59°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec535652474236363739414853
Data source: Temperature data for La Junta 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 La Junta

In La Junta in September, the precipitation amount is 358 mm (14.1 in) spread over 22 days, indicating a relatively wet period for the region.

September Precipitation Trends in La Junta

The chart displays monthly precipitation patterns in La Junta, 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 La Junta, September typically receives around 358 mm (14.1 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec223152262348442565439475358358315268
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Junta

In La Junta in September, humidity is 88%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm.

September Average Humidity in La Junta

This chart illustrates the average monthly humidity levels in La Junta, 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 La Junta is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%88%86%89%89%89%89%89%88%86%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Junta

In La Junta in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in La Junta.

Maximum UV Index Levels in La Junta for September

The chart shows the monthly maximum UV Index (UVI) for La Junta 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 La Junta typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1312964235791313
Data source: La Junta 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 La Junta Compares to Other Months

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

This table compares monthly weather conditions in La Junta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)223 mm (8.8 inches)85%extreme
February Weather13°C (56°F)152 mm (6.0 inches)88%extreme
March Weather11°C (52°F)262 mm (10.3 inches)86%very high
April Weather8°C (47°F)348 mm (13.7 inches)89%high
May Weather6°C (42°F)442 mm (17.4 inches)89%moderate
June Weather2°C (36°F)565 mm (22.3 inches)89%low
July Weather2°C (36°F)439 mm (17.3 inches)89%moderate
August Weather3°C (37°F)475 mm (18.7 inches)89%moderate
September Weather4°C (39°F)358 mm (14.1 inches)88%high
October Weather5°C (42°F)358 mm (14.1 inches)86%very high
November Weather9°C (49°F)314 mm (12.4 inches)84%extreme
December Weather12°C (53°F)268 mm (10.6 inches)86%extreme

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