Ritzville (WA) monthly weather averages

Contents

Average daytime temperature

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

Ritzville average temperature chart (Celsius) Ritzville average temperature chart (Fahrenheit)
Average monthly temperatures in Ritzville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.3 5.7 10.4 15.2 20.1 24.8 29.2 29 23.8 16.3 6.9 1.7
°F 34.4 42.3 50.7 59.4 68.2 76.7 84.6 84.2 74.9 61.4 44.5 35

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.

Ritzville monthly rainfall chart (mm) Ritzville monthly rainfall chart (inches)
Average monthly rainfall in Ritzville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 32 26 27 22 23 18 10 11 14 22 39 41
inches 1.3 1 1.1 0.9 0.9 0.7 0.4 0.4 0.6 0.9 1.5 1.6
Rainy days 12 10 10 8 8 7 4 5 5 6 12 13

Average annual rainfall in Ritzville: 212.766mm (83.8 inches)

Average daily sunshine

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

Ritzville average daily sunshine chart
Average daily sunshine Ritzville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.3 3.8 6.2 7.9 9.6 10.9 12.7 11.4 9.3 6.5 2.5 1.8

Day / night temperatures

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

Ritzville average minimum / maximum temperatures (Celsius) Ritzville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ritzville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.7 -3 -1.3 0.7 4.1 8 10.7 10.8 6.8 1.5 -1.8 -5.5
Max °C 1.5 6 10.7 15.6 20.5 25.3 29.7 29.5 24.3 16.7 7.2 1.9
Min °F 21.7 26.7 29.8 33.2 39.4 46.3 51.3 51.4 44.2 34.7 28.9 22.2
Max °F 28.2 34.7 40.5 46.6 54.1 61.9 68.4 68.2 59.9 48.4 36.9 28.8

Sea temperature

The graph below shows the average sea temperature.

Ritzville average sea temperature chart (Celsius) Ritzville average sea temperature chart (Fahrenheit)
Average sea temperature around Ritzville in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.8 7.7 7.8 8.1 9 10.5 12.2 13.2 12.7 11.2 9.5 8.3
°F 46.1 45.9 46.1 46.7 48.2 51 54 55.8 54.9 52.1 49 46.9

Wind speed

The graph below shows the average wind speed.

Ritzville average winspeed by month (km/h) Ritzville average winspeed by month (mph)
Average wind speed in Ritzville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 13 14 15 16 15 15 14 13 13 12 13 13
mph 8 9 9 10 9 9 9 8 8 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.

Ritzville relative humidity averages
Average relative humidity in Ritzville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 76% 66% 59% 55% 51% 42% 44% 53% 64% 78% 82%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Ritzville weather stats

Ritzville weather statistics
Hottest month: July 29.2°C 84.6°F
Driest month: July 10mm 0.4ins
Sunniest month: July 12.7hrs
Coldest month: January 1.3°C 34.3°F
Wettest month: December 41mm 1.6ins
Warmest sea: August 13.2°C 55.8°F
Map showing location of Ritzville (47.12737, -118.37998) Ritzville map pin © Google

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