SeasonScore
Portland, United States
Photo: Matt Perreault · CC BY-SA 2.0

United States

Portland in October

🍂 Autumn

Pleasant and often rainy.

🎒 Pack: warm jacket for evenings · compact umbrella or rain jacket

Best months: Jul (9.6), Jun (9.5), Aug (9.5)

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Why October scores 8.8What goes into the score

How it works
🌡️ 19° / 9°C🌧️ 154 mm💧 dew pt 8°🍃 PM2.5 8
  • Weather comfort8.2
    • ✓Comfortable temperatures (18.8°C highs / 8.5°C lows)
    • ✓Comfortable humidity (dew point 7.6°C)
    • !Wet: ~154 mm rain, ~5 heavy-rain days
  • Air quality9.6
    • ✓Good (within WHO guideline) (PM2.5 ~8 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline7.5
    • ·Increased caution
Compare monthsPut October side by side with another month
OctJul
Score8.8 Excellent9.6 Excellent
Season🍂 Autumn☀️ Summer
High / low19° / 9°29° / 14°
Rain154 mm7 mm
Humiditydew pt 8°dew pt 13°
PM2.58 µg/m³4 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast).

Holidays & crowdsOctober 2027

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Columbus Day 9–11 Oct · 3 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore PortlandEvents, sights, food & souvenirs

Check event dates locally

Oregon's largest city, known for its food carts, craft beer and coffee, its gardens and easy day trips to the Columbia River Gorge and Mount Hood.

Events in October

No major events on our calendar for October.

Coming up later

Christmas Ships ParadeDate variesUsually most evenings in mid-December

A fleet of private boats decorated with lights sails along the rivers on set routes.

Why go: Viewing is free from the riverbanks; dress for cold, wet weather.

Where: Willamette and Columbia rivers

Portland Rose FestivalDate variesUsually late May through June

A city festival since 1907 with a riverside funfair, dragon boat races and the Grand Floral Parade.

Why go: The parade draws large crowds; arrive early for a kerbside spot.

Where: Waterfront Park and city streets

Plan this tripTickets, data and transfers for Portland

Airport transfer Kiwitaxi

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