Last updated: June 24, 2025
In December, the average temperature in Fremont, United States hovers around 0°C (33°F), making it a chillier destination during this time. Expect temperature extremes that can dip to a brisk -21°C (-5°F), while the highs reach a comfortable 16°C (61°F). With 58 mm (2.3 in) of precipitation spread over about 9 days, it's wise to pack an umbrella. The atmosphere can feel quite humid, with an average humidity level of 86% adding to the cool, crisp vibe.
In December in Fremont, the average temperature is 0°C (33°F). Maximums can reach 16°C (61°F), while minimums can drop as low as -21°C (-5°F). Be prepared for a wide range of temperatures when traveling, as layering your clothing will help you stay comfortable.
In Fremont in December, the precipitation amount is 58 mm (2.3 in) spread over 9 days.
In Fremont in December humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.
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 (27°F) | 72 mm (2.8 inches) | 85% | moderate |
| February Weather | -2°C (28°F) | 73 mm (2.9 inches) | 85% | moderate |
| March Weather | 3°C (38°F) | 96 mm (3.8 inches) | 86% | high |
| April Weather | 9°C (48°F) | 103 mm (4.1 inches) | 87% | very high |
| May Weather | 16°C (61°F) | 139 mm (5.5 inches) | 81% | very high |
| June Weather | 21°C (71°F) | 117 mm (4.6 inches) | 82% | very high |
| July Weather | 24°C (75°F) | 128 mm (5.0 inches) | 81% | very high |
| August Weather | 22°C (72°F) | 92 mm (3.6 inches) | 79% | very high |
| September Weather | 19°C (66°F) | 70 mm (2.8 inches) | 78% | very high |
| October Weather | 12°C (54°F) | 120 mm (4.7 inches) | 81% | high |
| November Weather | 4°C (39°F) | 83 mm (3.3 inches) | 89% | moderate |
| December Weather | 0°C (33°F) | 58 mm (2.3 inches) | 86% | low |