Swanbourne monthly weather averages

Contents

Average daytime temperature

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

Swanbourne average temperature chart (Celsius) Swanbourne average temperature chart (Fahrenheit)
Average monthly temperatures in Swanbourne (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.8 30.1 28 24.2 21 18.9 17.8 18 19.5 21.8 24.4 27.2
°F 85.7 86.1 82.4 75.5 69.9 65.9 64 64.4 67.1 71.2 75.9 81

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.

Swanbourne monthly rainfall chart (mm) Swanbourne monthly rainfall chart (inches)
Average monthly rainfall in Swanbourne (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 7 16 14 42 107 168 161 107 64 47 22 11
inches 0.3 0.6 0.5 1.6 4.2 6.6 6.3 4.2 2.5 1.9 0.9 0.4
Rainy days 3 5 6 9 12 14 15 13 10 8 4 4

Average annual rainfall in Swanbourne: 848.833mm (334.2 inches)

Average daily sunshine

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

Swanbourne average daily sunshine chart
Average daily sunshine Swanbourne
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 12 11 9.4 7.5 6.3 5.5 5.9 7.1 8.1 9 10.3 11.6

Day / night temperatures

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

Swanbourne average minimum / maximum temperatures (Celsius) Swanbourne average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Swanbourne (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 18.7 19.1 17.6 14.8 12.4 11 9.8 9.8 10.7 12.4 14.6 16.9
Max °C 30.1 30.4 28.3 24.4 21.3 19.1 18 18.2 19.7 22 24.7 27.5
Min °F 65.7 66.3 63.6 58.6 54.2 51.7 49.6 49.6 51.3 54.3 58.2 62.4
Max °F 75.9 76.5 73.2 67.3 62.2 59 57 57.2 59.4 63 67.3 72

Sea temperature

The graph below shows the average sea temperature.

Swanbourne average sea temperature chart (Celsius) Swanbourne average sea temperature chart (Fahrenheit)
Average sea temperature around Swanbourne 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 21.2 20.1 19.3 19.1 19.2 19.8 20.8
°F 71 72.2 72.8 72.5 71.6 70.1 68.2 66.8 66.3 66.5 67.7 69.4

Wind speed

The graph below shows the average wind speed.

Swanbourne average winspeed by month (km/h) Swanbourne average winspeed by month (mph)
Average wind speed in Swanbourne (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 21 21 18 16 16 18 18 17 17 19 20 20
mph 13 13 11 10 10 11 11 11 11 12 13 13

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.

Swanbourne relative humidity averages
Average relative humidity in Swanbourne
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
42% 43% 47% 56% 63% 70% 71% 67% 63% 55% 49% 45%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Swanbourne weather stats

Swanbourne weather statistics
Hottest month: February 30.1°C 86.2°F
Driest month: January 7mm 0.3ins
Sunniest month: January 12hrs
Coldest month: July 17.8°C 64°F
Wettest month: June 168mm 6.6ins
Warmest sea: March 22.7°C 72.9°F
Map showing location of Swanbourne (-31.96667, 115.78333) Swanbourne map pin © Google

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