Tualatin (OR) monthly weather averages

Contents

Average daytime temperature

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

Tualatin average temperature chart (Celsius) Tualatin average temperature chart (Fahrenheit)
Average monthly temperatures in Tualatin (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7 9.8 12.3 15 18.6 22.4 25.7 26 22.9 17.1 10.7 7
°F 44.6 49.6 54.2 59.1 65.4 72.4 78.3 78.8 73.2 62.7 51.3 44.7

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.

Tualatin monthly rainfall chart (mm) Tualatin monthly rainfall chart (inches)
Average monthly rainfall in Tualatin (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 175 127 118 77 61 44 18 29 50 88 168 193
inches 6.9 5 4.6 3 2.4 1.7 0.7 1.1 2 3.5 6.6 7.6
Rainy days 18 16 17 14 12 8 4 5 8 12 18 19

Average annual rainfall in Tualatin: 1071.267mm (421.8 inches)

Average daily sunshine

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

Tualatin average daily sunshine chart
Average daily sunshine Tualatin
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.1 4.5 6.6 7.9 9.5 10.5 11.6 10.5 8.6 5.5 3 2.4

Day / night temperatures

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

Tualatin average minimum / maximum temperatures (Celsius) Tualatin average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tualatin (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.3 1.4 2.5 3.9 6.6 9.7 11.3 11.5 9.2 5.7 3.1 0.8
Max °C 7.2 10 12.6 15.3 18.9 22.8 26.1 26.4 23.3 17.4 10.9 7.2
Min °F 32.5 34.5 36.4 39 43.8 49.4 52.3 52.6 48.5 42.2 37.6 33.4
Max °F 38.7 42.3 45.5 49.3 54.9 61.2 65.7 66 61.2 52.7 44.6 39.2

Sea temperature

The graph below shows the average sea temperature.

Tualatin average sea temperature chart (Celsius) Tualatin average sea temperature chart (Fahrenheit)
Average sea temperature around Tualatin in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.1 9 9.1 9.5 10.4 11.7 12.9 13.5 13.3 12 10.7 9.6
°F 48.3 48.1 48.4 49.1 50.7 53.1 55.3 56.3 55.9 53.6 51.2 49.2

Wind speed

The graph below shows the average wind speed.

Tualatin average winspeed by month (km/h) Tualatin average winspeed by month (mph)
Average wind speed in Tualatin (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 15 14 13 13 13 13 12 12 11 14 15
mph 9 9 9 8 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.

Tualatin relative humidity averages
Average relative humidity in Tualatin
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
82% 79% 75% 72% 69% 67% 63% 65% 69% 78% 83% 84%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Tualatin weather stats

Tualatin weather statistics
Hottest month: August 26°C 78.8°F
Driest month: July 18mm 0.7ins
Sunniest month: July 11.6hrs
Coldest month: January 7°C 44.6°F
Wettest month: December 193mm 7.6ins
Warmest sea: August 13.5°C 56.3°F
Map showing location of Tualatin (45.38401, -122.76399) Tualatin map pin © Google

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