Swan River monthly weather averages

Contents

Average daytime temperature

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

Swan River average temperature chart (Celsius) Swan River average temperature chart (Fahrenheit)
Average monthly temperatures in Swan River (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -14 -9.7 -2.3 8.4 17.3 22.5 24.8 23.5 16.8 10 -2 -11.3
°F 6.8 14.5 27.9 47.1 63.1 72.5 76.6 74.3 62.2 50 28.3 11.6

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.

Swan River monthly rainfall chart (mm) Swan River monthly rainfall chart (inches)
Average monthly rainfall in Swan River (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 23 18 30 29 47 75 80 64 57 32 24 25
inches 0.9 0.7 1.2 1.1 1.8 3 3.2 2.5 2.2 1.3 0.9 1
Rainy days 6 5 6 6 9 11 11 10 9 7 6 6

Average annual rainfall in Swan River: 453.633mm (178.6 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Swan River

Swan River average daily sunshine chart
Average daily sunshine Swan River
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4 5.2 6 8.4 9.6 10.4 11 10 6.4 5.1 3.3 3.4

Day / night temperatures

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

Swan River average minimum / maximum temperatures (Celsius) Swan River average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Swan River (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -23.7 -20.8 -13.6 -3.5 3.8 9.2 11.9 10 4.5 -0.7 -10.2 -20.3
Max °C -13.8 -9.5 -2 8.7 17.6 22.9 25.1 23.9 17.1 10.3 -1.9 -11.1
Min °F -10.6 -5.4 7.5 25.8 38.8 48.5 53.4 49.9 40.1 30.8 13.7 -4.5
Max °F -1.7 4.8 18 36.7 51.3 60.8 65.3 62.4 51.4 40.6 21.2 3.7

Sea temperature

The graph below shows the average sea temperature.

Swan River average sea temperature chart (Celsius) Swan River average sea temperature chart (Fahrenheit)
Average sea temperature around Swan River in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.2 3.1 3.3 3.8 4.7 6.5 9.1 12.3 11.2 8 5.2 3.6
°F 37.7 37.5 37.9 38.9 40.5 43.7 48.4 54.1 52.2 46.4 41.4 38.5

Wind speed

The graph below shows the average wind speed.

Swan River average winspeed by month (km/h) Swan River average winspeed by month (mph)
Average wind speed in Swan River (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 15 15 16 17 16 14 14 16 17 16 15
mph 10 9 9 10 10 10 9 9 10 10 10 9

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.

Swan River relative humidity averages
Average relative humidity in Swan River
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 73% 74% 67% 62% 65% 69% 70% 71% 72% 77% 75%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Swan River weather stats

Swan River weather statistics
Hottest month: July 24.8°C 76.6°F
Driest month: February 18mm 0.7ins
Sunniest month: August 10hrs
Coldest month: January -14°C 6.8°F
Wettest month: July 80mm 3.1ins
Warmest sea: August 12.3°C 54.1°F
Map showing location of Swan River (52.1058, -101.26759) Swan River map pin © Google

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