Last updated: August 27, 2025
In December, the average temperature in Santiuste de San Juan Bautista, Spain hovers around 6°C (43°F). Expect a minimum drop to -5°C (23°F) and a pleasant maximum of 18°C (65°F). During this month, precipitation amounts to 60 mm (2.4 in) spread over approximately 11 days, with an average humidity level of a muggy 90%.
In December in Santiuste de San Juan Bautista, the average temperature is 6°C (43°F), with maximums reaching up to 18°C (65°F) and minimums dropping as low as -5°C (23°F). Be prepared for a mix of chilly and mild weather, making it essential to pack layers for your travels.
In Santiuste de San Juan Bautista in December, the precipitation amount is 60 mm (2.4 in) over the course of 11 days.
In Santiuste de San Juan Bautista in December humidity is 90%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill clinging to your skin, making travel uncomfortable as you navigate through the thick, heavy air that seems to sap your energy.
In Santiuste de San Juan Bautista in December, 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 Santiuste de San Juan Bautista, you can visit Hourly UV Index in Santiuste de San Juan Bautista.
UV Risk Categories
Weather in Santiuste de San Juan Bautista varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santiuste de San Juan Bautista, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 39 mm (1.5 inches) | 90% | moderate |
| February Weather | 7°C (45°F) | 41 mm (1.6 inches) | 86% | moderate |
| March Weather | 9°C (48°F) | 49 mm (1.9 inches) | 79% | high |
| April Weather | 12°C (53°F) | 71 mm (2.8 inches) | 74% | very high |
| May Weather | 16°C (62°F) | 35 mm (1.4 inches) | 71% | very high |
| June Weather | 21°C (69°F) | 35 mm (1.4 inches) | 63% | extreme |
| July Weather | 24°C (75°F) | 12 mm (0.5 inches) | 59% | extreme |
| August Weather | 23°C (74°F) | 8 mm (0.3 inches) | 58% | very high |
| September Weather | 19°C (67°F) | 22 mm (0.9 inches) | 65% | very high |
| October Weather | 14°C (57°F) | 50 mm (2.0 inches) | 77% | high |
| November Weather | 8°C (47°F) | 61 mm (2.4 inches) | 87% | moderate |
| December Weather | 6°C (43°F) | 60 mm (2.4 inches) | 90% | low |