Last updated: June 24, 2025
In December, the average temperature in Fremont, United States hovers around -1°C (31°F). Expect chilly extremes, with temperatures dipping as low as -22°C (-7°F) and soaring up to 16°C (62°F). During this month, precipitation totals approximately 122 mm (4.8 in) over 10 days, with an average humidity level of 81%, making for a crisp and damp atmosphere.
In December in Fremont, the average temperature is -1°C (31°F), with maximums reaching 16°C (62°F) and minimums dipping as low as -22°C (-7°F). This wide range of temperatures means travelers should prepare for both mild and extremely cold weather.
In Fremont in December, the total precipitation amount reaches 122 mm (4.8 in) over the course of 10 days.
In Fremont in December humidity is 81%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, cold mist that clings to your skin, making outdoor adventures damp and challenging.
In Fremont 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 Fremont, you can visit Hourly UV Index in Fremont.
UV Risk Categories
Weather in Fremont varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fremont, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (28°F) | 70 mm (2.7 inches) | 86% | moderate |
| February Weather | -1°C (30°F) | 84 mm (3.3 inches) | 84% | moderate |
| March Weather | 2°C (36°F) | 82 mm (3.2 inches) | 82% | moderate |
| April Weather | 8°C (47°F) | 128 mm (5.0 inches) | 80% | very high |
| May Weather | 15°C (58°F) | 77 mm (3.0 inches) | 72% | very high |
| June Weather | 20°C (69°F) | 89 mm (3.5 inches) | 72% | very high |
| July Weather | 23°C (74°F) | 135 mm (5.3 inches) | 67% | very high |
| August Weather | 23°C (73°F) | 75 mm (2.9 inches) | 66% | very high |
| September Weather | 19°C (66°F) | 72 mm (2.8 inches) | 71% | high |
| October Weather | 12°C (54°F) | 125 mm (4.9 inches) | 78% | moderate |
| November Weather | 4°C (40°F) | 99 mm (3.9 inches) | 84% | moderate |
| December Weather | -1°C (31°F) | 122 mm (4.8 inches) | 81% | low |