Troutdale (OR) monthly weather averages

Contents

Average daytime temperature

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

Troutdale average temperature chart (Celsius) Troutdale average temperature chart (Fahrenheit)
Average monthly temperatures in Troutdale (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.9 9.8 12.3 15.1 18.8 22.3 25.5 25.7 22.6 17.2 10.8 7.1
°F 44.5 49.6 54.2 59.2 65.8 72.2 77.8 78.2 72.7 63 51.5 44.8

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.

Troutdale monthly rainfall chart (mm) Troutdale monthly rainfall chart (inches)
Average monthly rainfall in Troutdale (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 214 160 150 110 85 64 25 38 68 115 204 225
inches 8.4 6.3 5.9 4.3 3.3 2.5 1 1.5 2.7 4.5 8 8.9
Rainy days 17 15 16 13 11 8 4 5 7 11 17 18

Average annual rainfall in Troutdale: 1379.466mm (543.1 inches)

Average daily sunshine

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

Troutdale average daily sunshine chart
Average daily sunshine Troutdale
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3 4.5 6.6 7.9 9.5 10.4 11.6 10.5 8.6 5.6 2.9 2.3

Day / night temperatures

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

Troutdale average minimum / maximum temperatures (Celsius) Troutdale average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Troutdale (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.3 1.6 2.7 4.2 7 10 11.6 11.6 9.5 6.1 3.4 1
Max °C 7.1 10 12.6 15.4 19.1 22.7 25.8 26 23 17.5 11 7.3
Min °F 32.5 34.9 36.8 39.6 44.5 49.9 52.9 52.9 49 43 38.1 33.7
Max °F 38.7 42.4 45.7 49.6 55.4 61.3 65.7 65.8 61.2 53.2 45 39.4

Sea temperature

The graph below shows the average sea temperature.

Troutdale average sea temperature chart (Celsius) Troutdale average sea temperature chart (Fahrenheit)
Average sea temperature around Troutdale 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.

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

Troutdale relative humidity averages
Average relative humidity in Troutdale
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
81% 78% 74% 70% 67% 64% 60% 62% 67% 77% 82% 83%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Troutdale weather stats

Troutdale weather statistics
Hottest month: August 25.7°C 78.3°F
Driest month: July 25mm 1ins
Sunniest month: July 11.6hrs
Coldest month: January 6.9°C 44.4°F
Wettest month: December 225mm 8.9ins
Warmest sea: August 13.5°C 56.3°F
Map showing location of Troutdale (45.53929, -122.38731) Troutdale map pin © Google

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