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May in Park City brings moderate temperatures around 15°C (59°F) during the day, dropping to 2°C (36°F) at night, with some rainfall expected.
Should you favor a climate that's both dry and comfortably warm, June, July, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Park City - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Park City typically rise from around 19°C (66°F) at the start of May to approximately 24°C (75°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 12°C (54°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Park City spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Park City.
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Park City climate overview or explore weather in the United States of America.
Where to go in May - average daytime high across popular destinations.
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