Last updated: August 22, 2025
In May, the average temperature in Puerto San Julian, Argentina is a cool 8°C (46°F). Expect minimums dipping to -1°C (30°F) and maximums rising to 17°C (63°F). During the month, precipitation averages 23 mm (0.9 in) over about 6 days, while the air carries a humidity level of 78%.
In May in Puerto San Julian, the average temperature is 8°C (46°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -1°C (30°F). Travelers should be prepared for a mix of mild and chilly weather, making layering essential for outdoor activities.
In Puerto San Julian in May, the precipitation amount is 23 mm (0.9 in) spread over 6 days.
In Puerto San Julian in May, humidity is 78%. With an average temperature of 8°C (46°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities a bit uncomfortable and prompting you to dress in layers to stay warm while exploring.
In Puerto San Julian in May, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Puerto San Julian, you can visit Hourly UV Index in Puerto San Julian.
UV Risk Categories
Weather in Puerto San Julian varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Puerto San Julian, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (60°F) | 20 mm (0.8 inches) | 63% | extreme |
| February Weather | 16°C (61°F) | 18 mm (0.7 inches) | 67% | very high |
| March Weather | 14°C (57°F) | 23 mm (0.9 inches) | 67% | high |
| April Weather | 11°C (52°F) | 25 mm (1.0 inches) | 74% | moderate |
| May Weather | 8°C (46°F) | 23 mm (0.9 inches) | 78% | low |
| June Weather | 5°C (40°F) | 22 mm (0.9 inches) | 80% | low |
| July Weather | 4°C (40°F) | 18 mm (0.7 inches) | 81% | low |
| August Weather | 6°C (43°F) | 22 mm (0.8 inches) | 79% | moderate |
| September Weather | 8°C (46°F) | 16 mm (0.6 inches) | 73% | moderate |
| October Weather | 10°C (50°F) | 17 mm (0.7 inches) | 67% | very high |
| November Weather | 13°C (55°F) | 23 mm (0.9 inches) | 63% | extreme |
| December Weather | 15°C (59°F) | 24 mm (1.0 inches) | 61% | extreme |