Last updated: June 24, 2025
In December, the average temperature in Carson City, United States hovers around -1°C (31°F), with a minimum of -24°C (-12°F) and a maximum reaching 16°C (62°F). Expect precipitation of about 64 mm (2.5 in) over 9 days, coupled with a high average humidity of 86%. Enjoy the crisp air and prepare for varying weather conditions!
In December in Carson City, the average temperature is -1°C (31°F). Maximum can reach 16°C (62°F) and minimum can be as low as -24°C (-12°F). Travelers should be prepared for a wide range of temperatures, from chilly winter conditions to surprisingly mild days.
In Carson City in December, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.
In Carson City in December humidity is 86%. With an average temperature of -1°C (31°F), this humidity feels like an eerie chill enveloping you, making travel uncomfortable as the damp air bites into your skin and the cold seeps through even the warmest of clothes, creating an atmosphere that is heavy and uninviting.
In Carson City 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 Carson City, you can visit Hourly UV Index in Carson City.
UV Risk Categories
Weather in Carson City varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Carson City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 60 mm (2.3 inches) | 88% | low |
| February Weather | -3°C (26°F) | 62 mm (2.4 inches) | 87% | moderate |
| March Weather | 2°C (36°F) | 60 mm (2.4 inches) | 85% | moderate |
| April Weather | 8°C (46°F) | 87 mm (3.4 inches) | 86% | very high |
| May Weather | 15°C (59°F) | 121 mm (4.8 inches) | 80% | very high |
| June Weather | 21°C (69°F) | 120 mm (4.7 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 66 mm (2.6 inches) | 80% | very high |
| August Weather | 22°C (72°F) | 67 mm (2.6 inches) | 80% | very high |
| September Weather | 18°C (64°F) | 111 mm (4.4 inches) | 80% | high |
| October Weather | 11°C (52°F) | 121 mm (4.8 inches) | 84% | moderate |
| November Weather | 3°C (38°F) | 58 mm (2.3 inches) | 89% | moderate |
| December Weather | -1°C (31°F) | 64 mm (2.5 inches) | 86% | low |