Park City Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Zion National Park, Utah during each month of the year.

The average high and low temperatures are listed below monthly and annually, in both degrees Fahrenheit and Celsius, for the Park's South Entrance and Canyon Junction area.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 80, 90 or 100 °F each month at Zion Park, scroll down farther. There are also monthly and yearly counts of days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1981 to 2010 weather.

10-year temperature averages for Zion National Park, 2010 to 2019
High °F Low °F   High °C Low °C
55 30 January 13 -1
58 33 February 15 1
68 39 March 20 4
74 44 April 23 7
82 51 May 28 11
98 64 June 37 18
101 71 July 38 21
98 69 August 37 21
92 62 September 33 17
78 48 October 26 9
65 37 November 18 3
53 30 December 12 -1
77 48 Year 25 9
30-year temperature averages for Zion National Park, 1981 to 2010
High °F Low °F   High °C Low °C
54 30 January 12 -1
58 34 February 15 1
66 38 March 19 4
74 44 April 24 7
85 53 May 30 12
96 62 June 35 17
101 69 July 38 21
98 68 August 37 20
91 60 September 33 16
78 49 October 26 9
64 37 November 18 3
53 30 December 12 -1
77 48 Year 25 9

Days of Hot Weather in Zion National Park

Zion's valleys and canyons near the South Park Entrance turn into ovens during summer, that often heat up to over 100 degrees Fahrenheit. Half the year is vulnerable to hot weather here with temperatures in the 90s showing up as early as April and lingering into October.

Days per month in Zion National Park of at least 80, 90 or 100 °F
  80 °F
27 °C
90 °F
32 °C
100 °F
38 °C
January 0 0 0
February 0 0 0
March 2 0 0
April 9 1 0
May 23 10 1
June 29 24 9
July 31 30 19
August 31 29 12
September 28 18 2
October 15 3 0
November 1 0 0
December 0 0 0
Year 169 116 42

How Often Zion National Park Has Cold Temperatures

Frost at Zion Park's South Entrance appears sporadically from October to April. Freezing temperatures occur most nights during winter followed by thaws during the day.

The cold is seldom severe. While the coldest nights can drop to 10 °F (-12 °C), it doesn't get that chilly here every winter.

Days per month on average in Zion National Park when the minimum temperature drops to 0, 10, or 20 °F or below
  20 °F
-8 °C
32 °F
0 °C
January 4 17
February 2 11
March 0 7
April 0 2
May 0 0
June 0 0
July 0 0
August 0 0
September 0 0
October 0 1
November 1 9
December 4 19
Year 11 67
References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information. 1981-2010 U.S. Climate Normals. (Data Access. FTP.)

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