Portland
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Portland Weather in March

March in Portland sees daytime temperatures around 24°C (75°F) and lows of 15°C (59°F) at night. The excellent weather makes it a good time to visit.

Rainfall in Portland in March

Based on our climate data of the past 30 years, about 6 days of rain are anticipated, with 51 mm (2 in) on average. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Portland in March

Portland in March is worth a visit. The temperature is excellent, with 24°C (75°F) during the day and 15°C (59°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Portland in March

There are approximately 200 hours of sunshine this month, resulting in mostly clear days.

If you're a fan of comfortable temperatures and drier conditions, March is a great time to visit.

Portland Temperature in March

Min Temperature
15°C (59°F)
Max Temperature
24°C (75°F)
Chance of Rain
21%
Precipitation
51 mm (2 in)
Rainy days
6 days
Humidity
74% *
Sunshine
200 hours *
Percentage Sunshine
52% *
* Data from: Corpus Christi, the United States of America (11 KM, 6 Miles).

Portland Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Portland - and find the best time to visit.

Best Places in the United States of America in March

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Portland in March

Pleasant temperatures in March 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. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Portland in March

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

  • Swimming
    7/10
  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Portland 3-Day Forecast

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.