Oregon City (OR) monthly weather averages

Contents

Average daytime temperature

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

Oregon City average temperature chart (Celsius) Oregon City average temperature chart (Fahrenheit)
Average monthly temperatures in Oregon City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7 9.9 12.5 15.1 18.8 22.4 25.8 26.1 22.9 17.2 10.8 7.1
°F 44.6 49.8 54.4 59.2 65.8 72.4 78.4 79 73.3 62.9 51.4 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.

Oregon City monthly rainfall chart (mm) Oregon City monthly rainfall chart (inches)
Average monthly rainfall in Oregon City (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 187 139 131 92 74 54 22 33 59 99 182 204
inches 7.4 5.5 5.1 3.6 2.9 2.1 0.8 1.3 2.3 3.9 7.2 8
Rainy days 17 15 16 14 11 8 4 5 8 11 18 18

Average annual rainfall in Oregon City: 1198.834mm (472 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Oregon City

Oregon City average daily sunshine chart
Average daily sunshine Oregon City
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.1 4.5 6.7 7.9 9.6 10.6 11.7 10.6 8.7 5.6 3 2.3

Day / night temperatures

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

Oregon City average minimum / maximum temperatures (Celsius) Oregon City average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Oregon City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.3 1.5 2.7 4 6.8 9.9 11.5 11.8 9.4 6 3.3 1
Max °C 7.2 10.1 12.7 15.4 19.1 22.8 26.1 26.5 23.3 17.5 11 7.3
Min °F 32.5 34.7 36.9 39.2 44.2 49.7 52.7 53.2 48.8 42.7 37.9 33.7
Max °F 38.7 42.4 45.9 49.5 55.2 61.3 65.8 66.4 61.3 53.1 44.8 39.4

Sea temperature

The graph below shows the average sea temperature.

Oregon City average sea temperature chart (Celsius) Oregon City average sea temperature chart (Fahrenheit)
Average sea temperature around Oregon City 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.

Oregon City average winspeed by month (km/h) Oregon City average winspeed by month (mph)
Average wind speed in Oregon City (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.

Oregon City relative humidity averages
Average relative humidity in Oregon City
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
81% 79% 74% 71% 68% 65% 61% 63% 68% 77% 82% 83%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Oregon City weather stats

Oregon City weather statistics
Hottest month: August 26.1°C 79°F
Driest month: July 22mm 0.9ins
Sunniest month: July 11.7hrs
Coldest month: January 7°C 44.6°F
Wettest month: December 204mm 8ins
Warmest sea: August 13.5°C 56.3°F
Map showing location of Oregon City (45.35734, -122.60676) Oregon City map pin © Google

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