Last updated: August 27, 2025
In December, the average temperature in Ottery St Mary, United Kingdom hovers around 8°C (46°F), with a minimum dip to -1°C (30°F) and a maximum rise to 14°C (58°F). Expect 88 mm (3.4 in) of precipitation spread over 13 days, resulting in an average humidity of 89%. This month offers a chilly yet characteristically wet climate, perfect for cozy indoor activities or adventurous explorations amidst the elements!
In December in Ottery St Mary, the average temperature is 8°C (46°F). The maximum can reach 14°C (58°F), while the minimum can drop to as low as -1°C (30°F). Travelers should be prepared for a mix of mild and chilly weather, making layering essential for comfort.
In Ottery St Mary in December, the precipitation amount is 88 mm (3.4 in) occurring over 13 days.
In Ottery St Mary in December humidity is 89%. With an average temperature of 8°C (46°F), this humidity feels like a chilly dampness that clings to your skin, making travel uncomfortable and necessitating extra layers to stay warm while you navigate the wet conditions.
In Ottery St Mary in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Ottery St Mary.
UV Risk Categories
Weather in Ottery St Mary varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ottery St Mary, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 46 mm (1.8 inches) | 88% | low |
| February Weather | 7°C (44°F) | 60 mm (2.4 inches) | 88% | low |
| March Weather | 8°C (46°F) | 75 mm (2.9 inches) | 86% | moderate |
| April Weather | 9°C (49°F) | 48 mm (1.9 inches) | 84% | high |
| May Weather | 12°C (54°F) | 69 mm (2.7 inches) | 80% | high |
| June Weather | 16°C (60°F) | 73 mm (2.9 inches) | 80% | very high |
| July Weather | 18°C (64°F) | 59 mm (2.3 inches) | 70% | very high |
| August Weather | 17°C (62°F) | 70 mm (2.7 inches) | 73% | high |
| September Weather | 15°C (59°F) | 45 mm (1.8 inches) | 79% | high |
| October Weather | 12°C (54°F) | 97 mm (3.8 inches) | 89% | moderate |
| November Weather | 9°C (48°F) | 61 mm (2.4 inches) | 90% | low |
| December Weather | 8°C (46°F) | 88 mm (3.4 inches) | 89% | low |