Last updated: June 24, 2025
In East Brooklyn, United States, the average temperature in December hovers around 1°C (34°F). Be prepared for a chilly range, with minimum temperatures dipping to -17°C (1°F) and maximums reaching 17°C (63°F). Expect a fair amount of precipitation as well, with around 129 mm (5.1 in) falling over 10 days. The air tends to be quite humid, with an average humidity level of 80%.
In December in East Brooklyn, the average temperature is 1°C (34°F). Maximums can reach 17°C (63°F), while minimums can drop as low as -17°C (1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In East Brooklyn in December, the precipitation amount is 129 mm (5.1 in) over a span of 10 days.
In East Brooklyn in December, humidity is 80%. With an average temperature of 1°C (34°F), this humidity feels like a damp chill that seeps through your layers, making outdoor activities uncomfortable and potentially discouraging for travelers.
In East Brooklyn 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 East Brooklyn, you can visit Hourly UV Index in East Brooklyn.
UV Risk Categories
Weather in East Brooklyn varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in East Brooklyn, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 70 mm (2.7 inches) | 84% | moderate |
| February Weather | 1°C (33°F) | 88 mm (3.5 inches) | 84% | moderate |
| March Weather | 3°C (38°F) | 94 mm (3.7 inches) | 82% | high |
| April Weather | 9°C (48°F) | 129 mm (5.1 inches) | 79% | very high |
| May Weather | 15°C (59°F) | 111 mm (4.4 inches) | 75% | very high |
| June Weather | 20°C (68°F) | 102 mm (4.0 inches) | 78% | very high |
| July Weather | 23°C (74°F) | 166 mm (6.5 inches) | 76% | very high |
| August Weather | 23°C (73°F) | 123 mm (4.8 inches) | 76% | very high |
| September Weather | 19°C (66°F) | 97 mm (3.8 inches) | 75% | very high |
| October Weather | 13°C (56°F) | 135 mm (5.3 inches) | 75% | high |
| November Weather | 6°C (43°F) | 100 mm (3.9 inches) | 80% | moderate |
| December Weather | 1°C (34°F) | 129 mm (5.1 inches) | 80% | low |