Last updated: August 22, 2025
In December, the average temperature in Ruiz de Montoya, Argentina is a pleasant 25°C (77°F). However, temperatures can swing from a cool 12°C (54°F) to a scorching 37°C (99°F). Expect 109 mm (4.3 in) of precipitation spread over 13 days, contributing to an average humidity of 84%. Be prepared for a mix of warm days and occasional rain!
In December in Ruiz de Montoya, the average temperature is 25°C (77°F). Maximums can reach 37°C (99°F) and minimums can be as low as 12°C (54°F). Travelers should prepare for warm days and cooler evenings while enjoying a pleasant climate.
In Ruiz de Montoya in December, the precipitation amount is 109 mm (4.3 in), which occurs during 13 days.
In Ruiz de Montoya in December, humidity is 84%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities challenging and prompting travelers to seek shade and stay hydrated.
In Ruiz de Montoya in December, 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 Ruiz de Montoya, you can check here.
UV Risk Categories
Weather in Ruiz de Montoya varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ruiz de Montoya, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 25°C (78°F) | 171 mm (6.7 inches) | 77% | extreme |
| February Weather | 25°C (77°F) | 108 mm (4.2 inches) | 71% | extreme |
| March Weather | 24°C (75°F) | 114 mm (4.5 inches) | 74% | extreme |
| April Weather | 21°C (70°F) | 111 mm (4.4 inches) | 82% | very high |
| May Weather | 18°C (64°F) | 209 mm (8.2 inches) | 82% | high |
| June Weather | 16°C (61°F) | 122 mm (4.8 inches) | 73% | moderate |
| July Weather | 15°C (60°F) | 95 mm (3.7 inches) | 67% | high |
| August Weather | 17°C (64°F) | 62 mm (2.4 inches) | 49% | high |
| September Weather | 21°C (69°F) | 120 mm (4.7 inches) | 54% | very high |
| October Weather | 22°C (72°F) | 210 mm (8.3 inches) | 58% | extreme |
| November Weather | 23°C (74°F) | 159 mm (6.2 inches) | 69% | extreme |
| December Weather | 25°C (77°F) | 109 mm (4.3 inches) | 84% | extreme |