Last updated: June 24, 2025
The average temperature in Imperial, United States during December hovers around 1°C (34°F), with minimums dipping to a chilly -17°C (1°F) and maximums reaching a pleasant 24°C (76°F). Expect 17 mm (0.7 in) of precipitation over about 3 days, while the average humidity sits at a comfortable 78%.
In December in Imperial, the average temperature is 1°C (34°F). The maximum can reach 24°C (76°F), while the minimum can be as low as -17°C (1°F). Be prepared for a wide range of temperatures if you plan to travel during this time.
In Imperial in December, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.
In Imperial in December, humidity is 78%. With an average temperature of 1°C (34°F), this humidity feels like an extra layer of chill in the air, making travel uncomfortable and damp, often leading to a persistent sense of cold that can seep into your bones, leaving you wishing for a warm shelter.
In Imperial in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Imperial, you can check the information here.
UV Risk Categories
Weather in Imperial varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Imperial, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 15 mm (0.6 inches) | 73% | moderate |
| February Weather | -1°C (30°F) | 16 mm (0.6 inches) | 80% | moderate |
| March Weather | 6°C (42°F) | 61 mm (2.4 inches) | 64% | high |
| April Weather | 9°C (49°F) | 49 mm (1.9 inches) | 64% | very high |
| May Weather | 15°C (59°F) | 116 mm (4.6 inches) | 76% | very high |
| June Weather | 23°C (73°F) | 48 mm (1.9 inches) | 79% | extreme |
| July Weather | 25°C (77°F) | 65 mm (2.5 inches) | 77% | extreme |
| August Weather | 23°C (74°F) | 67 mm (2.6 inches) | 79% | very high |
| September Weather | 20°C (69°F) | 43 mm (1.7 inches) | 70% | very high |
| October Weather | 10°C (51°F) | 37 mm (1.4 inches) | 64% | high |
| November Weather | 5°C (42°F) | 16 mm (0.6 inches) | 75% | moderate |
| December Weather | 1°C (34°F) | 17 mm (0.7 inches) | 78% | moderate |