Weather in Portland in January
Portland, United States averages a high of -0.3°C (31.5°F) and low of -7.7°C (18.1°F) in January, with 9 rain days and 6.2 hours of daily sunshine. Travel score: 43.2/100 (Mixed). The best time to visit Portland is August.
High
0°C31°F
Low
-8°C18°F
🌧️
9
rain days
☀️
6.2
hrs/day sunshine
💧
71%
humidity
43— Mixed
January in Portland is freezing and occasionally wet — bring heavy winter clothing.
What are the average temperatures in Portland?
How much does it rain in Portland in January?
Portland receives an average of 85.1mm of rainfall across 9 rainy days in January. The annual total is 1105.6mm.
What should I pack for Portland in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 0°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -8°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in January?
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