Early autumn · Weather & things to do
Park City in September
Park City cools off: highs slip to 71°F (22°C), from 81°F in August, with lows of 44°F (7°C) and about 1.7 in (43 mm) of rain.
At 98/100 for comfort (2nd of 12), it's one of the best months to visit.
- Avg high
- 71°F (22°C)
- Avg low
- 44°F (7°C)
- Rain
- 1.7 in (43 mm)
- Humidity
- 47%
- Cloud cover
- 35%
- Daylight
- ~12 h 15 min
- Comfort score
- 98/100 · Great
What September feels like
Days are warm, averaging 71°F (22°C), easy weather for being outside from morning to evening.
Mornings start much cooler: lows average 44°F (7°C), about 15°C (27°F) below the afternoon high.
Rain is moderate at about 1.7 in (43 mm) for the month.
Clear skies are common, with cloud cover averaging only 35%.
Plan around September
September is one of Park City's best months on the climate data.
- Last warm month for a while: October highs fall to 55°F.
- Last of the best-scoring months: by October, the score drops to 79/100.
- Comfort holds steady from August (97 → 98/100).
- Our Salt Lake City & Park City route is planned for Late Nov – Jan, a window set by the holiday season rather than the weather — September falls outside it.
What to pack for September
- Light, breathable clotheshighs average 71°F
- Sunscreen, sunglasses and a hathigh UV on clear days
- A warm layer for eveningsnights drop to 44°F
- Comfortable walking shoesmost picks involve some walking
What to do in Park City in September
With conditions on your side, the picks below favor time outside.
Deer Valley
Skiers-only resort known for its corduroy groomers, limited lift tickets and lodge dining.
Why now September scores 98/100 for comfort, good conditions for being outside.
Park City Mountain
One of the largest ski resorts in the US, reached from Old Town by the Town Lift and linked to Canyons Village by gondola.
Why now Highs near 71°F and 1.7 in of monthly rain make this an easy outdoor pick.
No Name Saloon
Crowded Main Street bar with a rooftop deck and buffalo burgers, a Park City après fixture.
Why now One to do outside while the weather is on your side.
Main Street
Park City's steep historic main street of 1890s mining-era buildings, now shops, galleries and bars lit up for winter.
Park City Museum
Main Street museum in the old City Hall, covering silver mining and skiing, with the original territorial jail below.
Nearby in September
- Salt Lake City in September~22 mi · highs 79°F, 1.5 in rain · 5°C (8°F) warmer by day, about as wet
- Capitol Reef in September~163 mi · highs 80°F, 1.1 in rain · 5°C (10°F) warmer by day, drier
- Arches in September~167 mi · highs 83°F, 1.3 in rain · 7°C (12°F) warmer by day, about as wet
- Canyonlands in September~182 mi · highs 82°F, 1.1 in rain · 6°C (11°F) warmer by day, drier
These averages also cover Big Cottonwood Canyon.
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~2,364 m to Park City's ~2,114 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Park City in September: quick answers
Is September a good time to visit Park City?
Yes. On the climate data it's one of the best months, scoring 98/100. Expect highs of 71°F (22°C) and 1.7 in (43 mm) of rain.
How hot is Park City in September?
Average highs are 71°F (22°C) and average lows 44°F (7°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Park City in September?
Not much: about 1.7 in (43 mm) of rain falls across September on average, the 6th-wettest month of the year. The annual total is about 20.3 in (516 mm).
What should I pack for Park City in September?
Bring light, breathable clothes (highs average 71°F), sunscreen, sunglasses and a hat (high UV on clear days), a warm layer for evenings (nights drop to 44°F) and comfortable walking shoes (most picks involve some walking).
More on Park City
Planning Park City in September?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.