September weather forecast and climate
Park City, UT

A beautiful sunny winter morning in the Park City, Utah, with light snow cover on the mountains in the background
A beautiful sunny winter morning in the Park City, Utah, with light snow cover on the mountains in the background
Average temperature in September - Park City, UT
  • Average high temperature in September: 70.7°F

The warmest month (with the highest average high temperature) is July (82.1°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in September: 40.5°F

The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

Average rainfall in September - Park City, UT
  • Average rainfall in September: 1.2"

The wettest month (with the highest rainfall) is January (2.7").
The driest month (with the lowest rainfall) is June (1.1").

Average rainfall days in September - Park City, UT
  • Average rainfall days in September: 5 days

Months with the highest number of rainy days are January, February and March (9 days).
The month with the lowest number of rainy days is July (4 days).

Average snowfall in September - Park City, UT
  • Average snowfall in September: 1.4"

Months with the highest snowfall are January and February (25.8").
Months with the lowest snowfall are July and August (0").

Average daylight in September / Average sunshine in September - Park City, UT
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 10h

Months with most sunshine are June and July (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 4h).

Average UV index in September - Park City, UT
  • Average UV index in September: 7

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 2).

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