Last updated: August 27, 2025
In December, the average temperature in Valle de San Felipe, Mexico is a comfortable 14°C (58°F). Temperatures can range from a chilly -3°C (26°F) to a warm 32°C (90°F), offering a diverse climate experience. Expect an average precipitation of 17 mm (0.7 in) spread over about 3 days, and embrace the humidity, which averages around 80%.
In December in Valle de San Felipe, the average temperature is 14°C (58°F). The maximum can reach 32°C (90°F), while the minimum can drop as low as -3°C (26°F). Travelers should be prepared for a wide range of temperatures when visiting during this time.
In Valle de San Felipe in December, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.
In Valle de San Felipe in December humidity is 80%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities sweltering and uncomfortable for travel.
In Valle de San Felipe in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Valle de San Felipe.
UV Risk Categories
Weather in Valle de San Felipe varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Valle de San Felipe, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (55°F) | 15 mm (0.6 inches) | 75% | high |
| February Weather | 15°C (60°F) | 11 mm (0.4 inches) | 70% | very high |
| March Weather | 19°C (66°F) | 20 mm (0.8 inches) | 65% | extreme |
| April Weather | 22°C (71°F) | 17 mm (0.7 inches) | 59% | extreme |
| May Weather | 25°C (77°F) | 41 mm (1.6 inches) | 66% | extreme |
| June Weather | 25°C (78°F) | 40 mm (1.6 inches) | 71% | extreme |
| July Weather | 25°C (77°F) | 88 mm (3.5 inches) | 57% | extreme |
| August Weather | 25°C (78°F) | 18 mm (0.7 inches) | 58% | extreme |
| September Weather | 23°C (73°F) | 109 mm (4.3 inches) | 72% | extreme |
| October Weather | 20°C (68°F) | 34 mm (1.3 inches) | 76% | extreme |
| November Weather | 16°C (62°F) | 17 mm (0.7 inches) | 81% | very high |
| December Weather | 14°C (58°F) | 17 mm (0.7 inches) | 80% | high |