Weather in Portland, Oregon, United States in March
In an average March, Portland sees a daily high around 52°F and a low around 37°F, based on 1981–2026 of local climate records.
| Average high | 52°F |
|---|---|
| Typical high range | 44°F to 61°F |
| Average low | 37°F |
| Typical low range | 31°F to 43°F |
| Average daily precipitation | 0.20 in |
March records
The most extreme March on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total March accumulation.
High
Highest
76°F
2025-03-26
Lowest
35°F
1989-03-02
Low
Highest
52°F
2007-03-11
Lowest
17°F
1989-03-03
Feels-like
Highest
52°F
2007-03-11
Lowest
8°F
1989-03-03
Humidity
Highest
11.9 g/m³
2007-03-11
Lowest
2.7 g/m³
2019-03-03
Wind
Highest
20 mph
1999-03-03
Lowest
3 mph
2020-03-06
Precip
Wettest
12.70 in
2017
Driest
1.66 in
2019
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