Portland
March
Weather in Portland for March 2026
Your guide to Portland weather in March - trends and predictions
With an average of 3 snowy days, Portland usually enjoys a light touch of snow in March.
In general, the average temperature in Portland at the beginning of March is 3.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 5.7 °F by the end of March.
Portland experiences moderate rainfall in March, with an average of 10 rainy days and a total precipitation of 262.7 mm.
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Snow Forecast ❄️
Temperatures
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18
Dry days
10
Rainy days
3
Snow days
5°/0°
Temperatures
22 km/h
Avg max wind
73 %
Avg humidity
Portland Weather March
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  5° | 2  -4° | 3  4° | 4 6° | 5  4° | 6 7° | 7  5° |
| 8  3° | 9 3° | 10  6° | 11 5° | 12 7° | 13  5° | 14 6° |
| 15 5° | 16 7° | 17 9° | 18 7° | 19 6° | 20 6° | 21  4° |
| 22 5° | 23 5° | 24 2° | 25  3° | 26 3° | 27  8° | 28 7° |
| 29 5° | 30 6° | 31 8° |
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Temperatures trend during March in Portland
See the weather trend as well as the moving average line
March weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Mar. 1 | Heavy snow | 5° /-6° | 21.6 mm | 13.3 cm | |
| Mar. 2 | Sunny | -4° /-10° | 0 mm | 0 cm | |
| Mar. 3 | Patchy rain possible | 4° /-6° | 2.1 mm | 0 cm | |
| Mar. 4 | Patchy rain possible | 6° /-1° | 0.1 mm | 0 cm | |
| Mar. 5 | Light drizzle | 4° /3° | 6.7 mm | 0 cm | |
| Mar. 6 | Light rain | 7° /4° | 47.9 mm | 0 cm | |
| Mar. 7 | Moderate rain | 5° /-1° | 20.7 mm | 0 cm | |
| Mar. 8 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Mar. 9 | Patchy rain possible | 3° /-2° | 0 mm | 0 cm | |
| Mar. 10 | Heavy rain | 6° /1° | 16.9 mm | 0 cm | |
| Mar. 11 | Overcast | 5° /0° | 0 mm | 0 cm | |
| Mar. 12 | Sunny | 7° /0° | 0 mm | 0 cm | |
| Mar. 13 | Cloudy | 5° /0° | 0 mm | 0 cm | |
| Mar. 14 | Overcast | 6° /2° | 0 mm | 0 cm | |
| Mar. 15 | Moderate rain | 5° /2° | 8.3 mm | 0 cm | |
| Mar. 16 | Patchy rain possible | 7° /2° | 0.1 mm | 0 cm | |
| Mar. 17 | Light rain shower | 9° /4° | 29 mm | 0 cm | |
| Mar. 18 | Overcast | 7° /1° | 1.7 mm | 0 cm | |
| Mar. 19 | Patchy rain possible | 6° /1° | 0 mm | 0 cm | |
| Mar. 20 | Light rain shower | 6° /2° | 0.4 mm | 0 cm | |
| Mar. 21 | Partly cloudy | 4° /-1° | 2.5 mm | 0 cm | |
| Mar. 22 | Overcast | 5° /-2° | 0 mm | 0 cm | |
| Mar. 23 | Heavy snow | 5° /-2° | 23.1 mm | 1 cm | |
| Mar. 24 | Overcast | 2° /-2° | 25 mm | 9.2 cm | |
| Mar. 25 | Light freezing rain | 3° /-3° | 0 mm | 0 cm | |
| Mar. 26 | Light freezing rain | 3° /0° | 0.3 mm | 0 cm | |
| Mar. 27 | Fog | 8° /0° | 0.4 mm | 0 cm | |
| Mar. 28 | Moderate rain | 7° /3° | 20.8 mm | 1.5 cm | |
| Mar. 29 | Light rain | 5° /1° | 16.2 mm | 6.8 cm | |
| Mar. 30 | Sunny | 6° /0° | 17.3 mm | 9.3 cm | |
| Mar. 31 | Patchy rain possible | 8° /2° | 6 mm | 0 cm | |
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Important Notice
Our weather forecast for Portland in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portland forecast closer to your planned date for the most up-to-date weather information.
Portland in March - FAQ
What are the expected maximum and minimum temperatures in Portland during March?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Portland during March?
Significant rainfall exceeding 262.7 mm is expected in Portland during March, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Portland in March 2026?
Portland experiences an average snowfall of 21.92 cm during March, occurring over 3 days.
What are the typical wind conditions in Portland during March?
The average wind speed in Portland during March is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
Portland snow forecast March 2026
Track daily snowfall levels and discover Portland’s snowy potential this March ❄️
March rainfall patterns in Portland
Explore the daily rainfall trends and prepare for Portlands March weather 💧
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