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

United States

Portland in March

🌷 Spring

Cool 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 March scores 8.2What goes into the score

How it works
🌡️ 12° / 4°C🌧️ 152 mm💧 dew pt 4°🍃 PM2.5 8
  • Weather comfort7.1
    • !Cool (12.4°C highs / 3.9°C lows)
    • ✓Comfortable humidity (dew point 4.3°C)
    • !Wet: ~152 mm rain, ~5 heavy-rain days
  • Air quality9.5
    • ✓Good (within WHO guideline) (PM2.5 ~8 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline7.5
    • ·Increased caution
Compare monthsPut March side by side with another month
MarJul
Score8.2 Very good9.6 Excellent
Season🌷 Spring☀️ Summer
High / low12° / 4°29° / 14°
Rain152 mm7 mm
Humiditydew pt 4°dew pt 13°
PM2.58 µg/m³4 µg/m³

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

Holidays & crowdsMarch 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in United States this month.

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 March

No major events on our calendar for March.

Coming up later

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

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

Plan this tripTickets, data and transfers for Portland

Airport transfer Kiwitaxi

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