Portland Weather and Climate: A Comprehensive Guide
Portland has relatively stable weather with mild temperatures.
It receives a moderate amount of precipitation.
Let’s explore the climate details in depth to provide you with a complete overview.
Average maximum day and minimum night temperature
With minimal seasonal shifts, Portland experiences a constant climate year-round. On average, daytime temperatures range from a pleasant 21°C in February to a moderate 14°C in August.
Nighttime temperatures can drop, with average lows reaching 10°C in August. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Generally, Portland receives mid-range precipitation levels, with 856 mm annually. The seasons in Portland, bring significant changes in precipitation. The wettest month, August, receives high rainfall, with an average of 116 mm of precipitation. This rainfall is distributed across 10 rainy days. In contrast, the driest month, February, experiences much less rainfall, totaling 36 mm over 8 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Portland Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
partly cloudy and rain broken clouds and chance of rain partly cloudy and chance of slight rainForecast for Portland
11 m/s
7 m/s
8 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Portland in Australia
During the months of January, February and March you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
February has an average maximum temperature of 21°C and is the warmest month of the year.
The coldest month is August with an average maximum temperature of 14°C.
August tops the wettest month list with 116 mm of rainfall.
February is the driest month with 36 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
