Last updated: June 24, 2025
In December, the average temperature in Attica, United States hovers around 2°C (35°F), with extremes ranging from a chilly -22°C (-8°F) to a mild 17°C (64°F). The weather can be quite wet, averaging 73 mm (2.9 in) of precipitation over about 11 days. Expect the atmosphere to feel quite humid, with an average humidity of 86%.
In December in Attica, the average temperature is 2°C (35°F), with maximums reaching 17°C (64°F) and minimums dipping as low as -22°C (-8°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for both warmth and cooler conditions.
In Attica in December, the precipitation amount is 73 mm (2.9 in), spread over 11 days.
In Attica in December humidity is 86%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling quite uncomfortable as your clothes cling to you and the cold air cuts through any warmth you try to find.
In Attica 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 Attica, you can visit Hourly UV Index in Attica.
UV Risk Categories
Weather in Attica varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Attica, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (30°F) | 73 mm (2.9 inches) | 88% | moderate |
| February Weather | 0°C (32°F) | 90 mm (3.6 inches) | 87% | moderate |
| March Weather | 5°C (41°F) | 96 mm (3.8 inches) | 87% | high |
| April Weather | 10°C (50°F) | 112 mm (4.4 inches) | 87% | very high |
| May Weather | 17°C (62°F) | 128 mm (5.0 inches) | 81% | very high |
| June Weather | 22°C (71°F) | 127 mm (5.0 inches) | 82% | very high |
| July Weather | 24°C (75°F) | 122 mm (4.8 inches) | 81% | very high |
| August Weather | 22°C (73°F) | 83 mm (3.3 inches) | 78% | very high |
| September Weather | 20°C (68°F) | 75 mm (3.0 inches) | 78% | very high |
| October Weather | 14°C (57°F) | 93 mm (3.7 inches) | 82% | high |
| November Weather | 5°C (42°F) | 89 mm (3.5 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 73 mm (2.9 inches) | 86% | low |