Salt Lake City, Utah weather in May

Averages from 2021–2025 (155 days of record).

Average high: 71°F
Average low: 46°F
Rainy days: ~8 per month
Total precipitation: 1.5 in
Warmest recorded: 90°F
Coldest recorded: 29°F

Expect May days in Salt Lake City, Utah to top out around 71°F and cool to about 46°F overnight, with roughly 8 days of measurable rain across the month. In recent years May has ranged from 29°F to 90°F.

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Current Salt Lake City, Utah forecast → · Historical data by Open-Meteo (ERA5).