Wyoming weather in March
The state broadly agrees with itself in March: afternoons run 42° in Yellowstone and 40° 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 40°, nights around 18°, and 9.2 in of snow in a typical March.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Jackson Hole | 40° / 18° | 6 | 9.2 in | Sun-softened snow up high, still hard-frozen down in town. |
Yellowstone Country
Highs near 42°, nights around 19°, and 10.9 in of snow in a typical March.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Yellowstone | 42° / 19° | 7 | 10.9 in | Winter ends on the calendar, not on the ground. |
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.