Last updated: June 24, 2025
In December, the average temperature in Fontanelle, United States hovers around -1°C (31°F). However, temperatures can vary widely, with a minimum of -24°C (-10°F) and a maximum of 22°C (71°F). Expect a bit of moisture as well, with 35 mm (1.4 in) of precipitation spread over approximately 4 days. The air will feel quite damp, with an average humidity level of 83%.
In December in Fontanelle, the average temperature is -1°C (31°F), with maximums reaching 22°C (71°F) and minimums dropping as low as -24°C (-10°F). This variability makes it essential for travelers to pack for a wide range of weather conditions.
In Fontanelle in December, the precipitation amount is 35 mm (1.4 in) over a span of 4 days.
In Fontanelle in December humidity is 83%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, icy blanket enveloping you, making each step outside feel like a struggle against the cold, damp air that clings to your skin, often leaving you wishing for warmth and refuge indoors.
In Fontanelle 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 Fontanelle, you can check the information here.
UV Risk Categories
Weather in Fontanelle varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fontanelle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 36 mm (1.4 inches) | 78% | moderate |
| February Weather | -4°C (25°F) | 36 mm (1.4 inches) | 80% | moderate |
| March Weather | 4°C (40°F) | 83 mm (3.3 inches) | 77% | high |
| April Weather | 10°C (49°F) | 63 mm (2.5 inches) | 77% | very high |
| May Weather | 17°C (62°F) | 170 mm (6.7 inches) | 77% | very high |
| June Weather | 23°C (75°F) | 107 mm (4.2 inches) | 81% | extreme |
| July Weather | 25°C (77°F) | 69 mm (2.7 inches) | 81% | very high |
| August Weather | 23°C (74°F) | 102 mm (4.0 inches) | 77% | very high |
| September Weather | 20°C (68°F) | 117 mm (4.6 inches) | 73% | very high |
| October Weather | 11°C (52°F) | 128 mm (5.0 inches) | 75% | high |
| November Weather | 4°C (39°F) | 35 mm (1.4 inches) | 85% | moderate |
| December Weather | -1°C (31°F) | 35 mm (1.4 inches) | 83% | moderate |