Utah weather in May
There's a real gradient across Utah in May: 84° afternoons in Zion National Park, 70° in Park City.
Based on 4 weather stations. Four stations split between the Wasatch and the red-rock south — the two Utahs travelers actually visit, which rarely have the same weather on the same day.
Salt Lake Valley
Highs near 73°, nights around 50°, and 1.8 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Salt Lake City | 73° / 50° | 5 | Warm, bright, and the canyons finally open all the way. |
The Wasatch
Highs near 70°, nights around 35°, and 1.9 in of rain in a typical May.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Park City | 70° / 35° | 5 | 0.7 in | Warm hikes, cold camps, and trails drying from the bottom up. |
Red Rock Country
Highs 83–84°, nights 51–53°, and 0.8 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Moab | 83° / 51° | 3 | Warm days, perfect nights, and the gnats arrive. |
| Zion National Park | 84° / 53° | 2 | Hot by lunch, glorious by evening — start before sunrise. |
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.