Last updated: June 24, 2025
In December, the average temperature in East Hampton, United States hovers around 8°C (47°F). Expect a broad range, with minimums dipping to -5°C (23°F) and maximums reaching up to 22°C (73°F). This month brings about 93 mm (3.7 in) of precipitation over 10 days, contributing to an average humidity level of 84%.
In December in East Hampton, the average temperature is 8°C (47°F), with maximums reaching 22°C (73°F) and minimums dropping as low as -5°C (23°F). Travelers should be prepared for a mix of mild and chilly weather, making it essential to pack layers for both warmth and comfort.
In East Hampton in December, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.
In East Hampton in December, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.
In East Hampton 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 East Hampton, you can check the information here.
UV Risk Categories
Weather in East Hampton varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in East Hampton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (42°F) | 92 mm (3.6 inches) | 84% | moderate |
| February Weather | 8°C (46°F) | 110 mm (4.3 inches) | 83% | high |
| March Weather | 10°C (50°F) | 84 mm (3.3 inches) | 82% | high |
| April Weather | 15°C (59°F) | 98 mm (3.9 inches) | 81% | very high |
| May Weather | 20°C (68°F) | 111 mm (4.4 inches) | 80% | very high |
| June Weather | 24°C (76°F) | 105 mm (4.1 inches) | 82% | very high |
| July Weather | 27°C (81°F) | 126 mm (5.0 inches) | 81% | extreme |
| August Weather | 26°C (79°F) | 138 mm (5.4 inches) | 81% | very high |
| September Weather | 24°C (75°F) | 114 mm (4.5 inches) | 78% | very high |
| October Weather | 19°C (66°F) | 89 mm (3.5 inches) | 80% | very high |
| November Weather | 12°C (53°F) | 80 mm (3.2 inches) | 84% | moderate |
| December Weather | 8°C (47°F) | 93 mm (3.7 inches) | 84% | moderate |