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Snoqualmie weather

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Snoqualmie weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Snoqualmie weather in numbers

measured normals and 10 years of recorded weather

Snoqualmie swings 44°F across the year, from 77°F highs in July to 33°F lows in January, and November is usually the wettest month in a year that brings about 73 in of precipitation. Over 10 years of recorded weather it averages 49 days a year at 77°F or above, 12 of them at 86°F or above, 56 frost nights, and rain on 187 days.

Warmest month
July
77°F average high
Coldest month
January
33°F average low
Wettest month
November
73 in a year
Comfortable
4 months
May, June, July and August
Residents
13,000
share this forecast
Warm days
49 days
a year at 77°F or above
Frost nights
56 nights
a year below 32°F
Rain days
187 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Snoqualmie’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

NWS, American, European side by side around Snoqualmie and nearby towns.Live rain radar →
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Snoqualmie 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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Snoqualmie 10-day forecast, out to 14 days

where the models agree, and where they split

Snoqualmie, Washington (WA) is at its warmest in Jul (average highs near 77°F) and coldest in Jan (lows around 33°F), with roughly 73 in of precipitation across the year. Below, compare what NWS, American, European forecast for Snoqualmie 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.

Snoqualmie climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
46°
33°
Feb
47°
33°
Mar
53°
34°
Apr
56°
39°
May
64°
44°
Jun
69°
49°
Jul
77°
53°
Aug
76°
54°
Sep
71°
52°
Oct
61°
44°
Nov
52°
39°
Dec
45°
33°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Snoqualmie has changed since 1995

Snoqualmie sits in the same roughly 50 km square of NASA's reanalysis as Redmond. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Redmond page.

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
91±0.9°F97±1.1 mph9396% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
82
/100rank #2
83±1.7°F94±2.0 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 Snoqualmie today?
On this page we show what NWS, American, European each forecast for Snoqualmie 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 Snoqualmie today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Snoqualmie 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 Snoqualmie?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Snoqualmie 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 Snoqualmie?
July is typically the warmest month in Snoqualmie, with average highs around 77°F.
How cold does Snoqualmie get?
The coldest month in Snoqualmie is January, when overnight lows average about 33°F.
How much rain does Snoqualmie get?
Snoqualmie sees roughly 73 in of precipitation a year, with November usually the wettest month.

Nearby

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