Last updated: August 26, 2025
In December, the average temperature in San Francisco (Banos de Agua Caliente), Mexico hovers around 15°C (59°F). You'll experience a pleasant range, with minimums dipping to 1°C (34°F) and maximums reaching 29°C (84°F). Be prepared for a touch of moisture, as precipitation amounts can reach about 4 mm (0.1 in) over the course of 1 day. Don't forget that average humidity is quite high at 81%, adding to the lush atmosphere of the season!
In December in San Francisco (Banos de Agua Caliente), the average temperature is 15°C (59°F). Maximums can reach 29°C (84°F), while minimums can dip as low as 1°C (34°F). This varied climate makes it an excellent time for travelers to enjoy a mix of warm days and cool evenings.
In San Francisco (Banos de Agua Caliente) in December, the precipitation amount is 4 mm (0.1 in) over the course of 1 day.
In San Francisco (Banos de Agua Caliente) in December humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.
In San Francisco (Banos de Agua Caliente) in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Francisco (Banos de Agua Caliente).
UV Risk Categories
Weather in San Francisco (Banos de Agua Caliente) varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Francisco (Banos de Agua Caliente), focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (59°F) | 4 mm (0.2 inches) | 74% | very high |
| February Weather | 17°C (64°F) | 6 mm (0.2 inches) | 65% | extreme |
| March Weather | 20°C (69°F) | 7 mm (0.3 inches) | 58% | extreme |
| April Weather | 22°C (72°F) | 3 mm (0.1 inches) | 58% | extreme |
| May Weather | 23°C (74°F) | 36 mm (1.4 inches) | 67% | extreme |
| June Weather | 22°C (72°F) | 156 mm (6.2 inches) | 76% | extreme |
| July Weather | 20°C (69°F) | 160 mm (6.3 inches) | 67% | extreme |
| August Weather | 20°C (69°F) | 145 mm (5.7 inches) | 68% | extreme |
| September Weather | 20°C (68°F) | 147 mm (5.8 inches) | 81% | extreme |
| October Weather | 19°C (67°F) | 48 mm (1.9 inches) | 83% | extreme |
| November Weather | 17°C (63°F) | 16 mm (0.6 inches) | 84% | very high |
| December Weather | 15°C (59°F) | 4 mm (0.1 inches) | 81% | very high |