Summit at Snoqualmie Snow History

Is Summit at Snoqualmie snowsure? Check out the Summit at Snoqualmie Snow History graphs below. Select any week of the year to see the typical Ski Conditions, Snowfall Amount and Temperature based on nowcast weather data over the last 11 years. Whether you prefer bluebird conditions, powder days in any weather or just reliable snow in guaranteed sub-zero temperatures you can easily find the best week to go.

This week in history: Summit at Snoqualmie expected weather and snow conditions during the second week of December at the middle elevation of the ski area at 1068m, based on historical averages over the last 10 years: At this time of year the mean freezing level (1332m) is similar to the mid altitude of Summit at Snoqualmie. Based on long-term averages, there are three days with snowfall per week in Summit at Snoqualmie in the middle of December but a rainy day during this week occurs about one year in two. Forecast model average snowfall for the week is 45cm. Temperatures should generally remain a few degrees below freezing. Average maximum temperature at the mid altitude in Summit at Snoqualmie during week two of December is -1.7°C while the average minimum temperature is only -2.9°C. On average, only one or two days with sunshine per week. Mainly light winds (average 13km/h) are unlikely to affect ski lifts but there is a 50% chance that the mean wind speed will be greater than more than 30km/h one day. Calm, sunny and below freezing ideal weather days that follow fresh snowfall (bluebird powder days) are rare, occuring this week on average one year in 0 while powder days that don't coincide with ideal conditions also occur, on average two days during this week each year.

Summit at Snoqualmie Snow Conditions

Best ski days per week in Summit at Snoqualmie (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Best ski days:

  • Bluebird Powder day

    (Fresh snow, mostly sunny, light wind)

  • Powder day

    (Fresh snow, limited sun, any wind)

  • Bluebird day

    (Average snow, mostly sunny, light wind)

  • Very windy days:

  • (>30km/h)

Summit at Snoqualmie

Winter
Summer
  • Best ski days:

  • Bluebird Powder day

    (Fresh snow, mostly sunny, light wind)

  • Powder day

    (Fresh snow, limited sun, any wind)

  • Bluebird day

    (Average snow, mostly sunny, light wind)

  • Very windy days:

  • (>30km/h)

The most cherished days on the mountain in Summit at Snoqualmie are Bluebird Powder days when it is mostly sunny with light winds following very recent snowfall. weather conditions may prevail on Powder days when the visibility can be limited but the snow is significantly deep and fresh for keen powder-hounds. Bluebird days can suit many skiers that aren’t necessarily hunting powder but want to enjoy the snowy mountains in sunnier conditions and light winds.

Summit at Snoqualmie Snowfall

Average precipitation (snow/rain) in Summit at Snoqualmie (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Precipitation:

  • Snowfall amount

    (bar chart)

  • Days with significant snowfall.

    (>5cm)

  • Days with significant rainfall.

    (>5mm)

Summit at Snoqualmie

Winter
Summer
  • Precipitation:

  • Snowfall amount

    (bar chart)

  • Days with significant snowfall.

    (>5cm)

  • Days with significant rainfall.

    (>5mm)

The snowiest weeks of the year in Summit at Snoqualmie are shown but also bear in mind the number of days that it typically snows each week if you want regular fresh tracks. risk of a rainy day is shown but be sure to switch between elevations to see if lower lifts are rain affected or higher lifts remain snowy despite any rain further down the mountain.

Summit at Snoqualmie Temperature

Average temperature in Summit at Snoqualmie (2007 – 2018)

  • Top
    Lift
  • Mid
    Mountain
  • Bottom
    Lift
  • Average temperature:

  • Maximum

  • Minimum

  • Temperatures:

  • Above freezing

  • Below freezing

  • Freezing level:

  • Dashed line

Summit at Snoqualmie

Winter
Summer
Freezing level
  • Average temperature:

  • Maximum

  • Minimum

  • Temperatures:

  • Above freezing

  • Below freezing

  • Freezing level:

  • Dashed line

The highest and lowest temperatures averaged for each week of the year in Summit at Snoqualmie are shown. Check out the risk of freze-thaw conditions prevailing at different elevations for any given week. We also show the extremes of temperature (blue/red dots) that reveal the chance of unusually warm or cold conditions.

Summit at Snoqualmie snow history summary by month

Snowfall (per week)*Snowy days (per week)*
Snow in December41cm3.7 days
Snow in January30cm3.2 days
Snow in February35cm3.9 days
Snow in March36cm4.3 days
Snow in April18cm3.4 days

* Averages based on historical nowcast data