Weather in Portland in March
Portland, United States averages a high of 4.7°C (40.5°F) and low of -2.9°C (26.8°F) in March, with 10 rain days and 8.4 hours of daily sunshine. Travel score: 53.3/100 (Mixed). The best time to visit Portland is August.
High
5°C40°F
Low
-3°C27°F
🌧️
10
rain days
☀️
8.4
hrs/day sunshine
💧
70%
humidity
53— Mixed
March in Portland is cold and occasionally wet — bring heavy winter clothing.
What are the average temperatures in Portland?
How much does it rain in Portland in March?
Portland receives an average of 99.2mm of rainfall across 10 rainy days in March. The annual total is 1105.6mm.
What should I pack for Portland in March?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 5°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -3°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in March?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31