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When to Visit Portland

Climate guide & best times to travel

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Monthly Climate Data for Portland Average temperature and rainfall by month Climate Overview -3°C 6°C 15°C 24°C 34°C Rainfall (mm) 0 5 10 Jan Jan: 8.0°C high, 2.0°C low, 5mm rain Feb Feb: 9.0°C high, 2.0°C low, 5mm rain Mar Mar: 12.0°C high, 3.0°C low, 5mm rain Apr Apr: 16.0°C high, 6.0°C low, 3mm rain May May: 20.0°C high, 9.0°C low, 3mm rain Jun Jun: 24.0°C high, 12.0°C low, 3mm rain Jul Jul: 29.0°C high, 15.0°C low Aug Aug: 29.0°C high, 16.0°C low Sep Sep: 24.0°C high, 13.0°C low, 3mm rain Oct Oct: 17.0°C high, 8.0°C low, 5mm rain Nov Nov: 11.0°C high, 5.0°C low, 8mm rain Dec Dec: 8.0°C high, 2.0°C low, 8mm rain Temperature Rainfall

Portland offers varied climate throughout the year. Check the monthly details below for specific travel recommendations and weather patterns.

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