Last updated: June 24, 2025
In December, the average temperature in Bridgewater, United States hovers around 3°C (38°F). Expect chilly nights with a minimum of -14°C (7°F), while daytime highs can reach up to 19°C (67°F). During this time, 85 mm (3.3 in) of precipitation typically falls over 8 days, and humidity remains high at an average of 85%. Be prepared for a mix of cold and wet conditions!
In December in Bridgewater, the average temperature is 3°C (38°F). Maximum temperatures can reach 19°C (67°F), while minimums can drop as low as -14°C (7°F). Be prepared for a wide range of weather conditions when traveling to Bridgewater during this time.
In Bridgewater in December, the precipitation amount is 85 mm (3.3 in) over the course of 8 days.
In Bridgewater in December, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.
In Bridgewater in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Bridgewater, you can check the information here.
UV Risk Categories
Weather in Bridgewater varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bridgewater, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (33°F) | 64 mm (2.5 inches) | 86% | moderate |
| February Weather | 4°C (39°F) | 90 mm (3.6 inches) | 86% | high |
| March Weather | 6°C (44°F) | 69 mm (2.7 inches) | 86% | high |
| April Weather | 12°C (53°F) | 107 mm (4.2 inches) | 84% | very high |
| May Weather | 17°C (63°F) | 128 mm (5.0 inches) | 78% | extreme |
| June Weather | 21°C (70°F) | 99 mm (3.9 inches) | 79% | extreme |
| July Weather | 24°C (75°F) | 76 mm (3.0 inches) | 70% | extreme |
| August Weather | 22°C (72°F) | 115 mm (4.5 inches) | 59% | very high |
| September Weather | 19°C (67°F) | 112 mm (4.4 inches) | 68% | very high |
| October Weather | 14°C (58°F) | 112 mm (4.4 inches) | 80% | high |
| November Weather | 6°C (43°F) | 70 mm (2.7 inches) | 86% | moderate |
| December Weather | 3°C (38°F) | 85 mm (3.3 inches) | 85% | moderate |