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Lake Stevens weather

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Lake Stevens weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Lake Stevens weather in numbers

from 30 years of measured normals

Lake Stevens swings 43°F across the year, from 77°F highs in July to 34°F lows in February, and December is usually the wettest month in a year that brings about 62 in of precipitation.

Warmest month
July
77°F average high
Coldest month
February
34°F average low
Wettest month
December
62 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
May, June, July and August
Residents
31,000
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The weather map: all three models at once

NWS, American, European side by side around Lake Stevens and nearby towns.Live rain radar →
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Lake Stevens hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Lake Stevens 10-day forecast, out to 14 days

where the models agree, and where they split

Lake Stevens, Washington (WA) is at its warmest in Jul (average highs near 77°F) and coldest in Feb (lows around 34°F), with roughly 62 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lake Stevens right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Lake Stevens climate by month

average daytime high and overnight low across a typical year
Jan
46°
35°
Feb
46°
34°
Mar
51°
36°
Apr
54°
39°
May
64°
47°
Jun
68°
50°
Jul
77°
56°
Aug
76°
56°
Sep
68°
52°
Oct
59°
45°
Nov
49°
38°
Dec
49°
38°

Which forecast is most accurate in Lake Stevens?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
91
/100rank #1
94±0.6°F98±0.7 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
77
/100rank #2
70±3.0°F96±1.2 mph7184% 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 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Lake Stevens today?
On this page we show what NWS, American, European each forecast for Lake Stevens 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 Stevens today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lake Stevens 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 Stevens?
Over the last 30 days, the European model has been the most accurate for Lake Stevens (CheckWeather Score 91/100), ahead of the American at 77. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Lake Stevens?
July is typically the warmest month in Lake Stevens, with average highs around 77°F.
How cold does Lake Stevens get?
The coldest month in Lake Stevens is February, when overnight lows average about 34°F.
How much rain does Lake Stevens get?
Lake Stevens sees roughly 62 in of precipitation a year, with December usually the wettest month.

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