NWS, American, European side by side around Portland and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Portland, OR is at its warmest in Jul (average highs near 86°F) and coldest in Jan (lows around 35°F), with roughly 59 in of precipitation across the year. Below, compare what NWS, American, European forecast for Portland right now, and see exactly where they disagree.
Portland climate by month
average daytime high and overnight low across a typical year
Jan
45°
35°
Feb
48°
35°
Mar
52°
36°
Apr
57°
41°
May
68°
47°
Jun
74°
52°
Jul
86°
59°
Aug
84°
59°
Sep
75°
54°
Oct
63°
48°
Nov
51°
41°
Dec
49°
40°
Common questions
What's the weather in Portland today?
On this page we show what NWS, American, European each forecast for Portland today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Portland today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Portland and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Portland?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Portland forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Portland?
Jul is typically the warmest month in Portland, with average highs around 86°F.
How cold does Portland get?
The coldest month in Portland is Jan, when overnight lows average about 35°F.
How much rain does Portland get?
Portland sees roughly 59 in of precipitation a year, with Dec usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.