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CheckWeather USLake Oswego

Lake Oswego weather

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NWSNational Blend (NBM)
72°
Mainly clear
Feels 74° · Wind 4 mph · Humidity 69%
AmericanNOAA GFS
73°
Overcast
Feels 77° · Wind 2 mph · Humidity 68%
EuropeanECMWF
71°
Mainly clear
Feels 73° · Wind 5 mph · Humidity 68%

Latest for Lake Oswego: NWS (National Blend (NBM)): 72° Mainly clear · American (NOAA GFS): 73° Overcast · European (ECMWF): 71° Mainly clear.

The weather map: all three models at once

NWS, American, European side by side around Lake Oswego 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

Lake Oswego, OR is at its warmest in Jul (average highs near 86°F) and coldest in Jan (lows around 35°F), with roughly 57 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lake Oswego right now, and see exactly where they disagree.

Lake Oswego climate by month

average daytime high and overnight low across a typical year
Jan
47°
35°
Feb
49°
35°
Mar
52°
36°
Apr
57°
41°
May
68°
47°
Jun
75°
51°
Jul
86°
58°
Aug
85°
59°
Sep
75°
54°
Oct
64°
47°
Nov
52°
40°
Dec
50°
39°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
Behind Apple Weather, Windy
88
/100rank #1
85±1.5°F96±1.2 mph8592% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
Behind Windy & many free apps
74
/100rank #2
82±1.8°F92±2.6 mph5374% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.

Common questions

What's the weather in Lake Oswego today?
On this page we show what NWS, American, European each forecast for Lake Oswego 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 Lake Oswego today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lake Oswego 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 Lake Oswego?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Lake Oswego 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 Lake Oswego?
July is typically the warmest month in Lake Oswego, with average highs around 86°F.
How cold does Lake Oswego get?
The coldest month in Lake Oswego is January, when overnight lows average about 35°F.
How much rain does Lake Oswego get?
Lake Oswego sees roughly 57 in of precipitation a year, with December 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.

Nearby

More US weather