Last updated: June 24, 2025
In December, the average temperature in Downieville-Lawson-Dumont, United States hovers around -5°C (23°F). During this time, temperatures can plunge to a chilling -24°C (-11°F) or rise to a mild 14°C (57°F). Residents can expect a total precipitation of 23 mm (0.9 in) over 6 days, contributing to a notably high average humidity of 89%. Stay warm and prepare for wet conditions!
In December in Downieville-Lawson-Dumont, the average temperature is -5°C (23°F). Maximum temperatures can reach 14°C (57°F), while minimums can drop as low as -24°C (-11°F). Travelers should be prepared for a wide temperature range, ensuring they pack appropriately for both warm days and frigid nights.
In Downieville-Lawson-Dumont in December, the precipitation amount is 23 mm (0.9 in) spread over 6 days.
In Downieville-Lawson-Dumont in December, humidity is 89%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and prompting frequent breaks to warm up indoors.
In Downieville-Lawson-Dumont in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Downieville-Lawson-Dumont for better planning.
UV Risk Categories
Weather in Downieville-Lawson-Dumont varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Downieville-Lawson-Dumont, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 26 mm (1.0 inches) | 88% | moderate |
| February Weather | -7°C (20°F) | 42 mm (1.6 inches) | 87% | high |
| March Weather | -3°C (28°F) | 69 mm (2.7 inches) | 81% | very high |
| April Weather | 0°C (32°F) | 75 mm (3.0 inches) | 76% | extreme |
| May Weather | 5°C (41°F) | 160 mm (6.3 inches) | 66% | extreme |
| June Weather | 12°C (54°F) | 130 mm (5.1 inches) | 58% | extreme |
| July Weather | 15°C (58°F) | 158 mm (6.2 inches) | 52% | extreme |
| August Weather | 14°C (57°F) | 125 mm (4.9 inches) | 56% | extreme |
| September Weather | 11°C (51°F) | 70 mm (2.8 inches) | 65% | very high |
| October Weather | 3°C (37°F) | 58 mm (2.3 inches) | 76% | high |
| November Weather | -1°C (30°F) | 31 mm (1.2 inches) | 82% | moderate |
| December Weather | -5°C (23°F) | 23 mm (0.9 inches) | 89% | moderate |