Wyoming weather in January
The state broadly agrees with itself in January: afternoons run 31° in Yellowstone and 26° in Jackson Hole, with everywhere else in between.
Based on 2 weather stations. Two stations, both in the mountainous northwest corner where visitors go — the high plains that make up most of Wyoming aren’t measured here.
Jackson Hole & the Tetons
Highs near 26°, nights around 6°, and 19.1 in of snow in a typical January.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Jackson Hole | 26° / 6° | 11 | 19.1 in | Serious cold and serious snow — the valley's whole personality. |
Yellowstone Country
Highs near 31°, nights around 12°, and 11.5 in of snow in a typical January.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Yellowstone | 31° / 12° | 9 | 11.5 in | Roads closed, geysers steaming, and wolves easier to find. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.