Last updated: August 22, 2025
In September, the average temperature in Libertador General San Martin, Argentina hovers around 14°C (57°F), offering a pleasant climate for outdoor activities. Expect a minimum chill of -1°C (31°F), but also the possibility of soaring up to 32°C (89°F) on warmer days. Precipitation is modest, totaling 31 mm (1.2 in) over approximately 5 days, while the average humidity sits comfortably at 45%. Enjoy the variability of the season!
In September in Libertador General San Martin, the average temperature is a mild 14°C (57°F). Maximum temperatures can reach a warm 32°C (89°F), while minimums can drop to a chilly -1°C (31°F). Travelers should be prepared for a broad range of temperatures, ensuring they pack accordingly for both warm days and cool nights.
In Libertador General San Martin in September, the precipitation amount is 31 mm (1.2 in) spread over 5 days.
In Libertador General San Martin in September, humidity is 45%. With an average temperature of 14°C (57°F), this humidity feels like a refreshing briskness in the air, making it comfortable for traveling and exploring outdoor attractions without feeling overheated or sticky.
In Libertador General San Martin in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Libertador General San Martin.
UV Risk Categories
Weather in Libertador General San Martin varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Libertador General San Martin, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 22°C (72°F) | 132 mm (5.2 inches) | 40% | extreme |
| February Weather | 20°C (69°F) | 147 mm (5.8 inches) | 48% | extreme |
| March Weather | 18°C (65°F) | 101 mm (4.0 inches) | 53% | extreme |
| April Weather | 16°C (61°F) | 92 mm (3.6 inches) | 63% | very high |
| May Weather | 12°C (53°F) | 29 mm (1.1 inches) | 67% | high |
| June Weather | 8°C (47°F) | 15 mm (0.6 inches) | 61% | moderate |
| July Weather | 8°C (46°F) | 14 mm (0.5 inches) | 55% | moderate |
| August Weather | 11°C (51°F) | 4 mm (0.2 inches) | 48% | high |
| September Weather | 14°C (57°F) | 31 mm (1.2 inches) | 45% | very high |
| October Weather | 17°C (62°F) | 54 mm (2.1 inches) | 43% | extreme |
| November Weather | 19°C (67°F) | 108 mm (4.3 inches) | 45% | extreme |
| December Weather | 22°C (71°F) | 102 mm (4.0 inches) | 40% | extreme |