Last updated: June 24, 2025
In December, the average temperature in Spencer, United States hovers around -1°C (31°F), with a range that can dip as low as -18°C (-1°F) and rise to a pleasant 17°C (62°F). Expect 92 mm (3.6 in) of precipitation across approximately 13 days, contributing to an average humidity of 86%. Prepare for a chilly yet refreshing winter experience!
In December in Spencer, the average temperature is -1°C (31°F). The maximum can reach 17°C (62°F), while the minimum can drop as low as -18°C (-1°F). It's advisable to pack warm clothing and prepare for a wide range of temperatures when traveling during this time.
In Spencer in December, the precipitation amount is 92 mm (3.6 in) spread over 13 days.
In Spencer 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 Spencer 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 Spencer, you can visit Hourly UV Index in Spencer.
UV Risk Categories
Weather in Spencer varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Spencer, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 75 mm (2.9 inches) | 90% | moderate |
| February Weather | -2°C (28°F) | 89 mm (3.5 inches) | 90% | moderate |
| March Weather | 1°C (35°F) | 86 mm (3.4 inches) | 87% | high |
| April Weather | 8°C (46°F) | 123 mm (4.8 inches) | 88% | very high |
| May Weather | 14°C (58°F) | 133 mm (5.3 inches) | 82% | very high |
| June Weather | 19°C (66°F) | 102 mm (4.0 inches) | 79% | very high |
| July Weather | 22°C (72°F) | 142 mm (5.6 inches) | 78% | very high |
| August Weather | 21°C (70°F) | 106 mm (4.2 inches) | 76% | very high |
| September Weather | 17°C (63°F) | 99 mm (3.9 inches) | 78% | very high |
| October Weather | 12°C (53°F) | 145 mm (5.7 inches) | 84% | high |
| November Weather | 3°C (38°F) | 89 mm (3.5 inches) | 89% | moderate |
| December Weather | -1°C (31°F) | 92 mm (3.6 inches) | 86% | low |