Portland Weather in October

October in Portland sees daytime temperatures around 18°C (64°F) and lows of 6°C (43°F) at night. With around 81 mm (3.2 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Portland in October

This month experiences about 11 days of rain according to historical data, averaging 81 mm (3.2 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Portland in October

In October, Portland gets moderate temperatures, with highs of 18°C (64°F). Nights cool to around 6°C (43°F). Conditions are often most pleasant around the middle of the day. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Portland in October

There are approximately 206 hours of sunshine this month, resulting in mostly clear days.

If you prefer enjoying temperate temperatures and rain-free days, July and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Portland's climate page.

Portland Temperature in October

Min Temperature 6°C (43°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 35%  

Precipitation 81 mm (3.2 in)  

Rainy days 11 days  

Humidity 71% *  

Sunshine 206 hours *  

Percentage Sunshine 60% *  

* Data from: Fort Wayne, the United States of America (73 KM, 45 Miles).

What to Wear in Portland in October

Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Portland in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Portland's climate page.

More climate data for Portland

Temperature Rainfall Sunshine Humidity

See the full Portland climate overview or explore weather in the United States of America.