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Snoqualmie Pass (WA)
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United States weather

Weather in Snoqualmie Pass, Washington for October 2026

Your guide to Snoqualmie Pass weather in October - trends and predictions

    Snow Forecast ❄️

  • Snoqualmie Pass typically experiences moderate snowfall in October, with an average of 7 snowy days.

    • Temperatures

  • In general, the average temperature in Snoqualmie Pass at the beginning of October is 12.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 2.6 °C by the end of October.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
17
Dry days
Average rainy days
7
Rainy days
Average snowy days
7
Snow days
Average temperatures
8°/3°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Snoqualmie Pass Weather October

Move between months or click on a day
September
November
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
13°
2
Mist
11°
3
Cloudy
11°
4
Mist
7°
5
Partly cloudy
12°
6
Sunny
16°
7
Sunny
17°
8
Mist
7°
9
Moderate or heavy rain shower
11°
10
Thundery outbreaks possible
10°
11
Overcast
5°
12
Moderate or heavy rain shower
2°
13
Overcast
3°
14
Sunny
11°
15
Sunny
12°
16
Overcast
8°
17
Light rain
5°
18
Heavy rain at times
6°
19
Moderate or heavy sleet
6°
20
Fog
4°
21
Mist
11°
22
Overcast
12°
23
Fog
9°
24
Moderate or heavy rain shower
7°
25
Patchy moderate snow
2°
26
Moderate or heavy snow with thunder
1°
27
Moderate snow
2°
28
Overcast
2°
29
Moderate snow
3°
30
Overcast
3°
31
Moderate rain at times
5°

Temperatures trend during October in Snoqualmie Pass

See the weather trend as well as the moving average line

October weather in Snoqualmie Pass day by day

Click on a date for more information
September November
Date Weather Temperatures Rain Snow More
Oct. 1 Overcast
Overcast
 13° /8° 0 mm 0 cm
Oct. 2 Mist
Mist
 11° /2° 0 mm 0 cm
Oct. 3 Cloudy
Cloudy
 11° /3° 0 mm 0 cm
Oct. 4 Mist
Mist
 7° /6° 0 mm 0 cm
Oct. 5 Partly cloudy
Partly cloudy
 12° /5° 0 mm 0 cm
Oct. 6 Sunny
Sunny
 16° /5° 0 mm 0 cm
Oct. 7 Sunny
Sunny
 17° /8° 0 mm 0 cm
Oct. 8 Mist
Mist
 7° /2° 0 mm 0 cm
Oct. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /3° 28 mm 0 cm
Oct. 10 Thundery outbreaks possible
Thundery outbreaks possible
 10° /5° 0 mm 0 cm
Oct. 11 Overcast
Overcast
 5° /4° 10.3 mm 0 cm
Oct. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
 2° /0° 23.8 mm 13.7 cm
Oct. 13 Overcast
Overcast
 3° /-1° 2.2 mm 1.6 cm
Oct. 14 Sunny
Sunny
 11° /1° 0 mm 0 cm
Oct. 15 Sunny
Sunny
 12° /4° 0 mm 0 cm
Oct. 16 Overcast
Overcast
 8° /4° 0 mm 0 cm
Oct. 17 Light rain
Light rain
 5° /3° 8.5 mm 0 cm
Oct. 18 Heavy rain at times
Heavy rain at times
 6° /0° 31.7 mm 0 cm
Oct. 19 Moderate or heavy sleet
Moderate or heavy sleet
 6° /3° 115.4 mm 0 cm
Oct. 20 Fog
Fog
 4° /2° 9.5 mm 1.7 cm
Oct. 21 Mist
Mist
 11° /2° 0 mm 0 cm
Oct. 22 Overcast
Overcast
 12° /4° 0 mm 0 cm
Oct. 23 Fog
Fog
 9° /5° 0 mm 0 cm
Oct. 24 Moderate or heavy rain shower
Moderate or heavy rain shower
 7° /5° 36.4 mm 0 cm
Oct. 25 Patchy moderate snow
Patchy moderate snow
 2° /0° 13.8 mm 5.1 cm
Oct. 26 Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 1° /0° 66 mm 33.2 cm
Oct. 27 Moderate snow
Moderate snow
 2° /-1° 8.2 mm 5.9 cm
Oct. 28 Overcast
Overcast
 2° /-1° 0 mm 0 cm
Oct. 29 Moderate snow
Moderate snow
 3° /0° 13.9 mm 2.9 cm
Oct. 30 Overcast
Overcast
 3° /0° 0 mm 0 cm
Oct. 31 Moderate rain at times
Moderate rain at times
 5° /1° 10.5 mm 0 cm
Next
Important Notice
Our weather forecast for Snoqualmie Pass in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Snoqualmie Pass forecast closer to your planned date for the most up-to-date weather information.
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Snoqualmie Pass in October - FAQ

What are the expected maximum and minimum temperatures in Snoqualmie Pass during October?

Prepare for cooler days with highs just around 8° and colder nights, dipping below 3°.

How much rainfall should be expected in Snoqualmie Pass during October?

Significant rainfall exceeding 378.2 mm is expected in Snoqualmie Pass during October, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Snoqualmie Pass in October 2026?

Snoqualmie Pass experiences an average snowfall of 64.2 cm during October, occurring over 7 days.

What are the typical wind conditions in Snoqualmie Pass during October?

The average wind speed in Snoqualmie Pass during October is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

Snoqualmie Pass snow forecast October 2026

Track daily snowfall levels and discover Snoqualmie Pass’s snowy potential this October ❄️
On average, Snoqualmie Pass sees 7 snowy days during October, with approximately 64.2 cm of total snowfall.

October rainfall patterns in Snoqualmie Pass

Explore the daily rainfall trends and prepare for Snoqualmie Passs October weather 💧
Typically, Snoqualmie Pass has 7 rainy days in October with a total of 378.2 mm of rainfall.

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Location coordinates Where is Snoqualmie Pass?

Get accurate weather forecasts for Snoqualmie Pass, located at latitude 47.392 and longitude -121.4. Stay updated with localized weather information tailored for Snoqualmie Pass.

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