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September Weather in La Junta, Mexico

Last updated: August 27, 2025

In September, the average temperature in La Junta, Mexico is a pleasant 18°C (65°F). Expect a range from a cool 10°C (50°F) to a warm 27°C (82°F). During this month, precipitation averages 336 mm (13.2 in) over 24 days, accompanied by a high humidity level of 82%. Be prepared for a mix of warm and wet weather!

September Temperature in La Junta

In September in La Junta, the average temperature is 18°C (65°F), with maximums reaching 27°C (82°F) and minimums dipping as low as 10°C (50°F). This mild weather makes it an ideal time for travelers to explore the beauty of La Junta.

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 18°C (65°F), with highs reaching up to 27°C (82°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec596366686866646564646160
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 336 mm (13.2 in) spread over the course of 24 days.

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 336 mm (13.2 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec831134106286181250336119202
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 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
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 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in La Junta, you can check here.

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 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131515151515141413119
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 Weather15°C (60°F)8 mm (0.3 inches)65%extreme
February Weather17°C (63°F)3 mm (0.1 inches)61%extreme
March Weather19°C (66°F)11 mm (0.4 inches)59%extreme
April Weather20°C (68°F)34 mm (1.4 inches)62%extreme
May Weather20°C (69°F)106 mm (4.2 inches)73%extreme
June Weather19°C (66°F)286 mm (11.2 inches)78%extreme
July Weather18°C (65°F)181 mm (7.1 inches)79%extreme
August Weather18°C (65°F)250 mm (9.8 inches)82%extreme
September Weather18°C (65°F)336 mm (13.2 inches)82%extreme
October Weather18°C (64°F)119 mm (4.7 inches)79%extreme
November Weather16°C (61°F)20 mm (0.8 inches)72%extreme
December Weather15°C (60°F)2 mm (0.1 inches)70%very high

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