Last updated: June 24, 2025
In December, the average temperature in Worthing, United States typically hovers around -3°C (27°F). Expect minimum temperatures to plummet to -23°C (-9°F), while highs can reach a mild 16°C (61°F). During this time, 39 mm (1.6 in) of precipitation can fall over approximately 4 days, accompanied by an average humidity level of 83%.
In December in Worthing, the average temperature is -3°C (27°F), with maximums reaching 16°C (61°F) and minimums dipping as low as -23°C (-9°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for comfort during their visit.
In Worthing in December, the precipitation amount is 39 mm (1.6 in) over a span of 4 days.
In Worthing in December humidity is 83%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that wraps around you, making every breath feel heavy and the air almost damp with cold. Traveling in such conditions can be quite challenging, as the moisture in the air makes the cold penetrate deeper, making it essential to dress warmly and stay active to ward off the chill.
In Worthing 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 Worthing, you can visit Hourly UV Index in Worthing.
UV Risk Categories
Weather in Worthing varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Worthing, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 22 mm (0.9 inches) | 80% | low |
| February Weather | -6°C (21°F) | 25 mm (1.0 inches) | 84% | moderate |
| March Weather | 2°C (36°F) | 69 mm (2.7 inches) | 75% | moderate |
| April Weather | 7°C (46°F) | 88 mm (3.5 inches) | 79% | very high |
| May Weather | 15°C (60°F) | 135 mm (5.3 inches) | 74% | very high |
| June Weather | 23°C (73°F) | 87 mm (3.4 inches) | 81% | extreme |
| July Weather | 24°C (76°F) | 74 mm (2.9 inches) | 82% | very high |
| August Weather | 22°C (72°F) | 92 mm (3.6 inches) | 80% | very high |
| September Weather | 19°C (66°F) | 101 mm (4.0 inches) | 75% | very high |
| October Weather | 9°C (49°F) | 82 mm (3.2 inches) | 77% | moderate |
| November Weather | 2°C (36°F) | 24 mm (0.9 inches) | 85% | moderate |
| December Weather | -3°C (27°F) | 39 mm (1.6 inches) | 83% | low |