Grand Canyon (AZ) monthly weather averages

  • Average daytime temperature

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

    Grand Canyon average temperature chart
    Average monthly temperatures in Grand Canyon (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 8 11 13.7 18.6 24.4 30.5 33 31.1 27.5 21.2 13.8 8.4
    °F 46.4 51.9 56.7 65.5 75.8 86.8 91.3 88 81.5 70.2 56.9 47.1

    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.

    Average monthly rainfall in Grand Canyon (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 27 25 32 17 23 10 32 39 24 24 22 26
    inches 1.1 1 1.3 0.7 0.9 0.4 1.2 1.5 1 0.9 0.9 1
    Rainy days 5 5 6 4 4 3 6 7 5 4 4 5
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Grand Canyon

    Average daily sunshine Grand Canyon
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 7.9 8.7 9.6 11.2 12.4 13.4 11.8 11.3 10.9 9.9 8.2 7.6
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Grand Canyon (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C -5.6 -3.6 -1.5 1.6 6 10.7 15 14.1 10.1 4.2 -1.4 -5.3
    Max °C 8.4 11.4 14.1 19 24.8 31 33.4 31.6 27.9 21.7 14.2 8.7
    Min °F 22 25.5 29.3 34.9 42.8 51.2 59 57.3 50.2 39.5 29.5 22.5
    Max °F 34.5 39 43.3 50.5 59.7 69.4 75.6 73 66.2 55.2 43.5 35.1
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Grand Canyon in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 12.9 12.7 12.8 13.2 14.2 15.7 17.5 18.6 18.3 16.9 15.3 13.7
    °F 55.2 54.9 55.1 55.7 57.5 60.2 63.5 65.6 64.9 62.5 59.5 56.7
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Grand Canyon (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 12 14 17 18 18 17 16 16 15 14 13 12
    mph 8 9 11 11 11 11 10 10 9 9 8 8

    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.

    Average relative humidity in Grand Canyon
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    61% 56% 49% 40% 33% 27% 39% 45% 44% 46% 53% 60%
Grand Canyon

Other monthly averages

Grand Canyon weather stats

Grand Canyon weather statistics
Hottest month: July 33°C 91.4°F
Driest month: June 10mm 0.4ins
Sunniest month: June 13.4hrs
Coldest month: January 8°C 46.4°F
Wettest month: August 39mm 1.5ins
Warmest sea: August 18.6°C 65.5°F
Map showing location of Grand Canyon (36.05443, -112.13934)

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