Last updated: June 24, 2025
In December, the average temperature in Anna, United States hovers around 2°C (35°F). However, prepare for extremes, as temperatures can dip to a chilly -22°C (-7°F) or rise to a mild 18°C (64°F). Expect approximately 70 mm (2.8 in) of precipitation spread over 10 days, contributing to an average humidity of 86%. Pack accordingly!
In December in Anna, the average temperature is 2°C (35°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop as low as -22°C (-7°F). Be prepared for a wide range of temperatures when traveling during this time!
In Anna in December, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.
In Anna 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 Anna 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 Anna, you can visit Hourly UV Index in Anna.
UV Risk Categories
Weather in Anna varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Anna, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 74 mm (2.9 inches) | 88% | moderate |
| February Weather | 0°C (32°F) | 95 mm (3.7 inches) | 87% | moderate |
| March Weather | 5°C (42°F) | 103 mm (4.0 inches) | 87% | high |
| April Weather | 10°C (51°F) | 102 mm (4.0 inches) | 87% | very high |
| May Weather | 17°C (63°F) | 123 mm (4.8 inches) | 81% | very high |
| June Weather | 22°C (72°F) | 121 mm (4.8 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 105 mm (4.1 inches) | 81% | very high |
| August Weather | 23°C (73°F) | 104 mm (4.1 inches) | 78% | very high |
| September Weather | 20°C (69°F) | 72 mm (2.8 inches) | 78% | very high |
| October Weather | 14°C (57°F) | 98 mm (3.9 inches) | 82% | high |
| November Weather | 5°C (42°F) | 85 mm (3.4 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 70 mm (2.8 inches) | 86% | low |