Ellensburg (WA) monthly weather averages

Contents

Average daytime temperature

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

Ellensburg average temperature chart (Celsius) Ellensburg average temperature chart (Fahrenheit)
Average monthly temperatures in Ellensburg (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 0.2 4.4 8.6 13 18 22.6 26.7 26.3 21.6 14.8 5.8 0.6
°F 32.4 39.9 47.5 55.5 64.4 72.7 80.1 79.4 70.8 58.6 42.4 33.1

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.

Ellensburg monthly rainfall chart (mm) Ellensburg monthly rainfall chart (inches)
Average monthly rainfall in Ellensburg (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 54 33 26 21 16 18 8 12 12 22 47 58
inches 2.1 1.3 1 0.8 0.6 0.7 0.3 0.5 0.5 0.9 1.8 2.3
Rainy days 11 9 9 7 7 6 4 5 5 6 11 12

Average annual rainfall in Ellensburg: 252.434mm (99.4 inches)

Average daily sunshine

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

Ellensburg average daily sunshine chart
Average daily sunshine Ellensburg
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.5 4 6.1 7.5 9 10.1 11.5 10.4 8.5 5.9 2.7 1.9

Day / night temperatures

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

Ellensburg average minimum / maximum temperatures (Celsius) Ellensburg average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ellensburg (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -7.4 -4.6 -2.5 0.3 4.1 8.1 10.5 10.3 5.9 0.7 -3 -6.8
Max °C 0.4 4.6 8.9 13.4 18.4 23 27.1 26.7 22 15.2 6 0.8
Min °F 18.7 23.7 27.5 32.5 39.3 46.5 50.9 50.5 42.5 33.2 26.6 19.8
Max °F 25.7 32 37.8 44.2 52.2 59.9 65.8 65.3 57 46.2 34.7 26.6

Sea temperature

The graph below shows the average sea temperature.

Ellensburg average sea temperature chart (Celsius) Ellensburg average sea temperature chart (Fahrenheit)
Average sea temperature around Ellensburg in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.4 8.3 8.4 8.7 9.5 10.9 12.4 13.2 12.9 11.5 10 8.8
°F 47.1 46.9 47.1 47.6 49.1 51.6 54.4 55.8 55.2 52.8 50 47.9

Wind speed

The graph below shows the average wind speed.

Ellensburg average winspeed by month (km/h) Ellensburg average winspeed by month (mph)
Average wind speed in Ellensburg (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 11 12 13 14 14 13 13 12 12 11 12 11
mph 7 7 8 9 9 8 8 8 7 7 7 7

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.

Ellensburg relative humidity averages
Average relative humidity in Ellensburg
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 73% 63% 56% 53% 51% 48% 51% 59% 66% 76% 80%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Ellensburg weather stats

Ellensburg weather statistics
Hottest month: July 26.7°C 80.1°F
Driest month: July 8mm 0.3ins
Sunniest month: July 11.5hrs
Coldest month: January 0.2°C 32.4°F
Wettest month: December 58mm 2.3ins
Warmest sea: August 13.2°C 55.8°F
Map showing location of Ellensburg (46.99651, -120.54785) Ellensburg map pin © Google

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