Mount Helena monthly weather averages

  • Average daytime temperature

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

    Mount Helena average temperature chart
    Average monthly temperatures in Mount Helena (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 31.6 31.3 28.7 23.9 20 17.1 16.1 16.6 18.7 21.9 25.4 29
    °F 88.8 88.4 83.7 75.1 68 62.8 60.9 62 65.6 71.4 77.6 84.3

    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 Mount Helena (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 13 21 18 52 119 190 184 134 81 58 30 15
    inches 0.5 0.8 0.7 2 4.7 7.5 7.2 5.3 3.2 2.3 1.2 0.6
    Rainy days 4 6 6 9 12 14 16 14 11 9 5 4
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Mount Helena

    Average daily sunshine Mount Helena
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 11.8 10.7 9.1 7.2 6 5.3 5.7 6.8 7.8 8.7 10 11.4
  • Day / night temperatures

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

    Maximum and minimum daily temperatures in Mount Helena (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 15.9 16.3 14.6 11.6 8.8 7.5 6.3 6.3 7.1 8.8 11.3 13.8
    Max °C 32 31.7 29.1 24.3 20.3 17.4 16.3 16.9 19 22.2 25.7 29.4
    Min °F 60.5 61.3 58.2 52.8 47.8 45.4 43.3 43.3 44.7 47.8 52.3 56.8
    Max °F 75 75.2 71.2 64.2 58.1 54.3 52.3 52.9 55.4 59.9 65.3 70.9
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Mount Helena in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 21.7 22.4 22.7 22.5 22 21.1 20 19.2 19 19.1 19.9 20.8
    °F 71.1 72.3 72.9 72.6 71.6 70 68.1 66.6 66.2 66.5 67.8 69.4
  • Wind speed

    The graph below shows the average wind speed.

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

    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 Mount Helena
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    41% 42% 46% 55% 62% 70% 70% 66% 62% 54% 48% 44%

Other monthly averages

Mount Helena weather stats

Mount Helena weather statistics
Hottest month: February 31.3°C 88.3°F
Driest month: January 13mm 0.5ins
Sunniest month: January 11.8hrs
Coldest month: July 16.1°C 61°F
Wettest month: June 190mm 7.5ins
Warmest sea: March 22.7°C 72.9°F
Map showing location of Mount Helena (-31.87606, 116.21025)

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