Scottsdale (AZ) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Scottsdale

Scottsdale average temperature chart (Celsius) Scottsdale average temperature chart (Fahrenheit)
Average monthly temperatures in Scottsdale (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18.1 20.7 23 27.9 33.1 38.5 40.2 38.8 35.8 30.1 22.9 18.3
°F 64.6 69.3 73.4 82.2 91.5 101.3 104.4 101.8 96.5 86.1 73.2 64.9

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Scottsdale monthly rainfall chart (mm) Scottsdale monthly rainfall chart (inches)
Average monthly rainfall in Scottsdale (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 25 24 29 9 4 3 24 33 24 19 23 31
inches 1 0.9 1.1 0.4 0.2 0.1 0.9 1.3 0.9 0.7 0.9 1.2
Rainy days 4 4 4 2 1 1 5 5 4 3 3 4

Average annual rainfall in Scottsdale: 169.266mm (66.6 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Scottsdale

Scottsdale average daily sunshine chart
Average daily sunshine Scottsdale
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.9 9.7 10.9 12.5 13.7 14.4 12.8 12.2 11.6 10.7 9.2 8.6

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Scottsdale average minimum / maximum temperatures (Celsius) Scottsdale average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Scottsdale (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.8 5.5 7.7 10.9 15.3 20.1 24.8 23.9 20.2 13.8 7.6 4
Max °C 18.5 21.1 23.4 28.3 33.5 39 40.6 39.2 36.2 30.5 23.3 18.7
Min °F 38.8 41.9 45.8 51.6 59.5 68.1 76.6 74.9 68.4 56.8 45.6 39.1
Max °F 52 55.9 59.9 67.3 75.9 85.1 90.9 88.7 82.8 71.8 59.7 52.3

Sea temperature

The graph below shows the average sea temperature.

Scottsdale average sea temperature chart (Celsius) Scottsdale average sea temperature chart (Fahrenheit)
Average sea temperature around Scottsdale in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.8 14.6 15 15.8 17.2 19 20.9 22 21.6 20 17.8 15.8
°F 58.6 58.3 59 60.4 63 66.2 69.7 71.5 70.9 68 64.1 60.5

Wind speed

The graph below shows the average wind speed.

Scottsdale average winspeed by month (km/h) Scottsdale average winspeed by month (mph)
Average wind speed in Scottsdale (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 12 13 14 14 14 14 13 13 12 11 10
mph 7 7 8 9 9 9 9 8 8 7 7 6

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Scottsdale relative humidity averages
Average relative humidity in Scottsdale
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
52% 45% 40% 29% 23% 20% 33% 38% 37% 38% 45% 53%