Suquamish (WA) monthly weather averages

Average daytime temperature

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

Suquamish average temperature chart (Celsius) Suquamish average temperature chart (Fahrenheit)
Average monthly temperatures in Suquamish (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.4 9.6 11.3 13.8 17.2 20.2 22.6 22.8 20.1 15.2 10.3 7.5
°F 45.3 49.3 52.3 56.8 63 68.3 72.7 73.1 68.1 59.3 50.5 45.5

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.

Suquamish monthly rainfall chart (mm) Suquamish monthly rainfall chart (inches)
Average monthly rainfall in Suquamish (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 147 109 109 65 47 39 22 29 48 83 150 170
inches 5.8 4.3 4.3 2.5 1.9 1.5 0.9 1.2 1.9 3.3 5.9 6.7
Rainy days 18 16 17 14 11 9 5 6 9 13 18 19

Average annual rainfall in Suquamish: 941.467mm (370.7 inches)

Average daily sunshine

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

Suquamish average daily sunshine chart
Average daily sunshine Suquamish
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.5 4 5.8 7.1 8.6 9.4 10.9 9.8 7.7 5 2.8 2.1

Day / night temperatures

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

Suquamish average minimum / maximum temperatures (Celsius) Suquamish average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Suquamish (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.9 2.9 3.4 5 7.6 10.2 11.8 12.1 10.3 7.3 4.4 2.4
Max °C 7.5 9.8 11.5 14 17.5 20.4 22.9 23.1 20.3 15.4 10.5 7.7
Min °F 35.4 37.1 38 41 45.6 50.4 53.2 53.8 50.5 45.1 39.8 36.2
Max °F 40.5 43.3 45.3 49.1 54.5 59.5 63.1 63.7 59.5 52.3 45.3 41

Sea temperature

The graph below shows the average sea temperature.

Suquamish average sea temperature chart (Celsius) Suquamish average sea temperature chart (Fahrenheit)
Average sea temperature around Suquamish in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.1 8 8.3 9.1 10.5 12 13.1 13.4 12.8 11.2 9.7 8.6
°F 46.5 46.4 47 48.4 50.9 53.6 55.5 56.2 55.1 52.1 49.5 47.5

Wind speed

The graph below shows the average wind speed.

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

Suquamish relative humidity averages
Average relative humidity in Suquamish
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
82% 79% 77% 73% 71% 70% 69% 71% 76% 82% 83% 83%

Other monthly averages

UV index Best time to go?

Suquamish weather stats

Suquamish weather statistics
Hottest month: August 22.8°C 73°F
Driest month: July 22mm 0.9ins
Sunniest month: July 10.9hrs
Coldest month: January 7.4°C 45.3°F
Wettest month: December 170mm 6.7ins
Warmest sea: August 13.4°C 56.1°F
Map showing location of Suquamish (47.73121, -122.55236) Suquamish map pin © Google

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