Pomeroy (WA) monthly weather averages

Average daytime temperature

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

Pomeroy average temperature chart (Celsius) Pomeroy average temperature chart (Fahrenheit)
Average monthly temperatures in Pomeroy (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.9 5.6 9.1 13.3 17.9 22.8 28 27.8 22.5 15.7 7 2.6
°F 35.5 42.1 48.5 55.9 64.2 73.1 82.3 82.1 72.6 60.2 44.7 36.6

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.

Pomeroy monthly rainfall chart (mm) Pomeroy monthly rainfall chart (inches)
Average monthly rainfall in Pomeroy (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 64 46 48 38 39 34 16 21 24 39 61 66
inches 2.5 1.8 1.9 1.5 1.5 1.3 0.6 0.8 0.9 1.5 2.4 2.6
Rainy days 12 11 11 10 9 8 5 5 6 7 12 13

Average annual rainfall in Pomeroy: 423.334mm (166.7 inches)

Average daily sunshine

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

Pomeroy average daily sunshine chart
Average daily sunshine Pomeroy
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.6 4.1 6.5 8.1 9.8 11.2 13.9 12.5 9.9 7 3 2.3

Day / night temperatures

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

Pomeroy average minimum / maximum temperatures (Celsius) Pomeroy average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Pomeroy (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.5 -3 -1.2 1 4.2 7.8 10 10 6.1 1.8 -1.5 -4.8
Max °C 2.1 5.8 9.4 13.6 18.3 23.2 28.4 28.3 23 16 7.3 2.8
Min °F 22.1 26.6 29.8 33.8 39.5 46 50 49.9 42.9 35.2 29.4 23.5
Max °F 28.9 34.5 39.4 45.1 52.2 59.9 66.6 66.4 58.1 48 37.2 30.2

Sea temperature

The graph below shows the average sea temperature.

Pomeroy average sea temperature chart (Celsius) Pomeroy average sea temperature chart (Fahrenheit)
Average sea temperature around Pomeroy in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.2 8.1 8.2 8.5 9.4 10.9 12.6 13.7 13.2 11.6 9.9 8.7
°F 46.8 46.6 46.8 47.3 48.9 51.6 54.7 56.7 55.8 53 49.9 47.6

Wind speed

The graph below shows the average wind speed.

Pomeroy average winspeed by month (km/h) Pomeroy average winspeed by month (mph)
Average wind speed in Pomeroy (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 16 17 16 16 14 14 14 13 13 13
mph 9 9 10 10 10 10 9 9 9 8 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.

Pomeroy relative humidity averages
Average relative humidity in Pomeroy
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 76% 66% 58% 55% 51% 41% 42% 51% 63% 78% 82%