Scottsdale Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Scottsdale, Arizona during each month of the year.

The average high and low temperatures are listed below by month 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 80, 90 or 100 °F each month in Scottsdale, 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 1991 to 2020 weather.

10-year temperature averages for Scottsdale, 2010 to 2019
High °F Low °F   High °C Low °C
67 43 January 19 6
69 46 February 21 8
78 53 March 26 11
84 59 April 29 15
91 66 May 33 19
103 77 June 40 25
104 83 July 40 28
103 82 August 40 28
98 76 September 37 24
88 63 October 31 17
75 51 November 24 11
65 44 December 19 6
86 62 Year 30 17
30-year temperature averages for Scottsdale, 1991 to 2020
High °F Low °F   High °C Low °C
67 43 January 19 6
69 46 February 20 8
76 52 March 24 11
83 58 April 28 15
92 67 May 33 19
102 76 June 39 25
104 83 July 40 28
103 82 August 39 28
98 75 September 37 24
87 63 October 31 17
75 51 November 24 10
65 43 December 18 6
85 62 Year 29 16

Days of Hot Weather in Scottsdale

Scottsdale has highs in the 100s Fahrenheit on most days during summer. The 100-degree weather usually begins in May and can persist until September. In some years, even a day in October reaches 100 degrees.

Days per month in Scottsdale of at least 80, 90 or 100 °F
  80 °F
27 °C
90 °F
32 °C
100 °F
38 °C
January 1 0 0
February 3 0 0
March 13 2 0
April 22 7 0
May 28 21 5
June 30 29 23
July 31 31 27
August 31 30 24
September 30 27 14
October 26 14 1
November 10 1 0
December 0 0 0
Year 225 161 93
Average number of nights for each month in Scottsdale that stay above 50, 60 or 70 °F
  50 °F
10 °C
60 °F
16 °C
70 °F
21 °C
January 3 0 0
February 6 0 0
March 19 2 0
April 28 11 0
May 31 26 7
June 30 30 27
July 31 31 31
August 31 31 31
September 30 30 24
October 30 21 4
November 17 3 0
December 3 0 0
Year 258 184 124

How Often Scottsdale Has Cold Temperatures

Scottsdale can get cool at night, but by most American standards, it would never be called cold. The city averages just three nights a year when the temperature drops to freezing.

Days per month on average in Scottsdale when the minimum temperature drops to 32, 40, or 50 °F or below
  32 °F
0 °C
40 °F
4 °C
50 °F
10 °C
January 1 10 28
February 0 6 22
March 0 1 13
April 0 0 2
May 0 0 0
June 0 0 0
July 0 0 0
August 0 0 0
September 0 0 0
October 0 0 1
November 0 1 13
December 1 11 28
Year 3 29 107
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 (NCEI). Climate Normals.

Arizona Temperatures
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