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Weather in August in Portland, Oregon

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< August >
 
Normal Max/ High Temperature 27°C (80°F)
 
Average Temperature 20°C (69°F)
 
Min/ Low Temperature 14°C (57°F)
 
Normal Precipitation 28mm (1.1in)
Number of Wet Days (probability of rain on a day) 4 (13%)
Average Sunlight per day 08:21
Average Daylight per day 14:04
Sunny (Cloudy) Daylight Hours 60% (40%)
Sun altitude at solar noon on the 21st day.
56.3°


  • The average temperature in Portland, Oregon in August is warm at 20.3 °C (68.54 °F).
  • Afternoons can be hot with average high temperatures reaching 26.8 °C (80.2 °F).
  • Overnight temperatures are generally mild with an average low of 13.8 °C (56.8 °F).
  • In August the variation/ range of daily mean temperatures is 13 °C (23.4 °F).
  • The weather in August is somewhat parched with seldom any rain. A paltry 27.7mm (1.1in) of liquid is laid down across an average of 4 days.
  • The skies in Portland, Oregon are moderately sunny having on balance a respectable 8:21 of bright sunlight per day.
  • The shortest day is 13:19 long and the longest day is 14:46 long with an average length of 14:04.
  • There are approximately 5:32 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
  • It is sunny approximately 60.2% of daylight hours and cloudy 39.8% of daylight hours.

Check the distance to and compare the Portland, Oregon August averages with somewhere beginning with:

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Weather Trend Graph for August in Portland, Oregon, Usa

Graph of weather in Portland, Oregon in August

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