Salt Lake City Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Salt Lake City, Utah during each month of the year.

The average high and low temperatures are listed below monthly and annually for the City, in both degrees Fahrenheit and Celsius.

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 70, 80 or 90 °F each month in Salt Lake City, 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 Salt Lake City, 2010 to 2019
High °F Low °F   High °C Low °C
38 23 January 3 -5
46 29 February 8 -2
57 36 March 14 2
62 41 April 17 5
71 49 May 22 9
86 60 June 30 15
94 69 July 35 21
92 67 August 33 19
82 57 September 28 14
66 43 October 19 6
52 33 November 11 0
39 25 December 4 -4
65 44 Year 19 7
30-year temperature averages for Salt Lake City, 1981 to 2010
High °F Low °F   High °C Low °C
37 22 January 3 -6
43 25 February 6 -4
54 34 March 12 1
62 40 April 16 4
72 48 May 22 9
83 56 June 28 14
93 65 July 34 18
91 63 August 33 17
79 53 September 26 12
65 41 October 18 5
49 31 November 10 -1
38 23 December 3 -5
64 42 Year 18 5

Days of Hot Weather in Salt Lake City

Most summer days at Salt Lake City reach at least 90 Fahrenheit. But temperatures in the 100s F (over 38 °C) are not common. The city averages just 4 or 5 days a year when the thermometer reaches 100 degrees.

Days per month in Salt Lake City of at least 70, 80 or 90 °F
  70 °F
21 °C
80 °F
27 °C
90 °F
32 °C
January 0 0 0
February 0 0 0
March 0 0 0
April 7 1 0
May 18 8 1
June 27 20 8
July 31 30 22
August 31 29 18
September 25 16 3
October 9 2 0
November 0 0 0
December 0 0 0
Year 148 105 52

How Often Salt Lake City Has Cold Temperatures

A night can drop down to 0 °F (-18 °C) or lower at Salt Lake City, but that happens rarely. The city averages just one night a winter with temperatures that chilly.

About one in four winter days remain below freezing for the entire day. In total, Salt Lake City typically has 21 such frosty days a year.

Days per month on average in Salt Lake City when the minimum temperature drops to 10, 20, or 32 °F or below
  10 °F
-12 °C
20 °F
-8 °C
32 °F
0 °C
January 4 12 27
February 2 7 22
March 0 1 12
April 0 0 4
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 0
October 0 0 3
November 0 2 17
December 2 11 27
Year 8 34 113
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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