Jackson weather in December
December in Jackson: freezing, rainy, with clean air — a great time to visit.
#7 of 12 months in Jackson · #248 of 604 destinations to visit in December · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Jackson climate normals — December
| Daytime high | -2°C / 28°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -11°C / 13°F | |
| Feels like (high) | -6°C / 21°F | |
| Rainfall | 83 mm / 3.3 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -10°C / 14°F | |
| Sunshine | 5.2 h/day | |
| Daylight | 9 h | |
| Wind | 10 km/h / 6 mph | |
| Snowfall | 89.1 cm / 35.1 in | |
| Air quality (US AQI) | 40 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Jackson in December — FAQ
- Is December a good time to visit Jackson?
- December in Jackson: freezing, rainy, with clean air — a great time to visit. It ranks #7 of 12 months for Jackson on SeasonMap's comfort score (73/100).
- What is the weather like in Jackson in December?
- In December, Jackson averages a daily high of -2.4°C and a low of -10.8°C, with about 83 mm of rain over roughly 15 rainy days.
- What is the air quality in Jackson in December?
- Jackson has a mean US Air Quality Index of about 40 in December.
- Does it snow in Jackson in December?
- Jackson sees roughly 89.1 cm of snowfall in December.