Jackson weather in January
January in Jackson: freezing, a little rain, with clean air — a great time to visit.
#6 of 12 months in Jackson · #219 of 604 destinations to visit in January · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Jackson climate normals — January
| Daytime high | -3°C / 27°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -10°C / 13°F | |
| Feels like (high) | -7°C / 19°F | |
| Rainfall | 79 mm / 3.1 in | 🌦 some rain |
| Rainy days | 15 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | -11°C / 13°F | |
| Sunshine | 5.9 h/day | |
| Daylight | 9.4 h | |
| Wind | 9 km/h / 6 mph | |
| Snowfall | 85.5 cm / 33.7 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 January — FAQ
- Is January a good time to visit Jackson?
- January in Jackson: freezing, a little rain, with clean air — a great time to visit. It ranks #6 of 12 months for Jackson on SeasonMap's comfort score (76/100).
- What is the weather like in Jackson in January?
- In January, Jackson averages a daily high of -2.8°C and a low of -10.3°C, with about 79.3 mm of rain over roughly 15 rainy days.
- What is the air quality in Jackson in January?
- Jackson has a mean US Air Quality Index of about 40 in January.
- Does it snow in Jackson in January?
- Jackson sees roughly 85.5 cm of snowfall in January.