Last updated: August 22, 2025
In Jose de San Martin, Argentina, the average temperature in May hovers around 5°C (41°F). Expect chilly days, with minimums dipping to -10°C (15°F) and maximums reaching up to 18°C (65°F). During this month, precipitation averages at 39 mm (1.5 in) over roughly 8 days, contributing to a high average humidity of 89%. Stay warm and prepared for the wet conditions!
In May in Jose de San Martin, the average temperature is 5°C (41°F). Maximums can reach 18°C (65°F), while minimums can drop as low as -10°C (15°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.
In Jose de San Martin in May, the precipitation amount is 39 mm (1.5 in) over the course of 8 days.
In Jose de San Martin in May humidity is 89%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less enjoyable and encouraging travelers to seek warmth indoors or layer up to stay comfortable while venturing out.
In Jose de San Martin in May, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Jose de San Martin, you can check the information here.
UV Risk Categories
Weather in Jose de San Martin varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Jose de San Martin, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 14°C (58°F) | 13 mm (0.5 inches) | 70% | extreme |
| February Weather | 15°C (60°F) | 13 mm (0.5 inches) | 77% | extreme |
| March Weather | 12°C (54°F) | 30 mm (1.2 inches) | 75% | very high |
| April Weather | 8°C (47°F) | 39 mm (1.5 inches) | 84% | high |
| May Weather | 5°C (41°F) | 39 mm (1.5 inches) | 89% | moderate |
| June Weather | 2°C (36°F) | 63 mm (2.5 inches) | 90% | low |
| July Weather | 2°C (35°F) | 36 mm (1.4 inches) | 90% | moderate |
| August Weather | 3°C (39°F) | 38 mm (1.5 inches) | 90% | moderate |
| September Weather | 5°C (42°F) | 22 mm (0.9 inches) | 85% | high |
| October Weather | 8°C (46°F) | 25 mm (1.0 inches) | 80% | very high |
| November Weather | 11°C (53°F) | 26 mm (1.0 inches) | 73% | extreme |
| December Weather | 14°C (58°F) | 22 mm (0.9 inches) | 74% | extreme |