Last updated: June 24, 2025
In Jackson, United States, the average temperature in December hovers around 8°C (46°F), with a minimum dipping as low as -10°C (14°F) and a maximum reaching up to 24°C (75°F). Expect 145 mm (5.7 in) of precipitation over approximately 10 days this month, accompanied by a high average humidity of 88%. Be prepared for some chilly and wet conditions!
In December, in Jackson, the average temperature is 8°C (46°F). The maximum can reach 24°C (75°F), while the minimum can drop to as low as -10°C (14°F). Be prepared for varying temperatures if you're planning to travel during this time!
In Jackson in December, the precipitation amount is 145 mm (5.7 in) spread over a duration of 10 days.
In Jackson in December, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.
In Jackson 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 Jackson, you can check the information here.
UV Risk Categories
Weather in Jackson varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Jackson, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 102 mm (4.0 inches) | 86% | moderate |
| February Weather | 7°C (46°F) | 180 mm (7.1 inches) | 85% | high |
| March Weather | 12°C (54°F) | 166 mm (6.5 inches) | 84% | high |
| April Weather | 16°C (60°F) | 153 mm (6.0 inches) | 81% | very high |
| May Weather | 21°C (71°F) | 113 mm (4.4 inches) | 83% | extreme |
| June Weather | 25°C (78°F) | 107 mm (4.2 inches) | 83% | extreme |
| July Weather | 27°C (81°F) | 132 mm (5.2 inches) | 80% | extreme |
| August Weather | 26°C (79°F) | 110 mm (4.3 inches) | 73% | very high |
| September Weather | 24°C (75°F) | 119 mm (4.7 inches) | 70% | very high |
| October Weather | 18°C (64°F) | 118 mm (4.6 inches) | 73% | high |
| November Weather | 10°C (50°F) | 82 mm (3.2 inches) | 85% | moderate |
| December Weather | 8°C (46°F) | 145 mm (5.7 inches) | 88% | moderate |