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When is the Best Time to Explore Portland?

If you're wondering when is the best time of year to visit Portland, you may find this information about seasonal weather helpful when you are organising your getaway. The warmest months in Portland are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are June and May, whereas February and January have the least.

Here's an overview on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 2°C and at night it is -17°C. Seasonal average rainfall is 74 mm.
• If you visit between April and June, you can expect an average temp of 24°C during the day and 0°C at night. Average rainfall during this season is 300 mm.
• The daytime average temp from July to September is 27°C and the night-time average is 11°C. Average precipitation for this season is 249 mm.
• Between October and December, the average temp during the day is 12°C and -13°C at night. Seasonal average rain is 119 mm.
• Average annual rainfall in Portland is 741 mm.