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snowy resort
Lat Long: 44.30° N 103.82° W
Ski USA - South Dakota

Deer Mountain Snow History

Weather Forecast for Deer Mountain at 1929m altitude

Issued: 5 am 30 Jul 2026 (local time)

Forecast update in  hr  min

Is Deer Mountain snowsure?

The snowiest week in Deer Mountain is week 1 of April. There are typically 2.9 snowy days during this week with 22cm of snowfall. Check out the Deer Mountain 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.

Average monthly snow in Deer Mountain

MonthSnow amount (week)Snow days (week)
December11cm2.4 days
January10cm2.6 days
February13cm3.1 days
March12cm2.6 days
April16cm2.4 days

Average Snow and Weather Conditions in Deer Mountain during July (week 4):

The average snowfall forecast during week 4 of July for Deer Mountain is 0 cm. There are typically 0.0 snowy days during this week. Deer Mountain typical weather and snow conditions during the last week of July at the middle elevation of the ski area at 1929m, based on historical averages over the last 18 years: At this time of year the usual freezing level (4734m) is well above the mid altitude of Deer Mountain. Fresh Snow is very unlikely in Deer Mountain at the end of July but in a typical year there are a couple of wet days during this week of July. Warm daytime temperatures in Deer Mountain during week four of July. The average temperature extremes are between 18.6°C and 20.8°C at the mid altitude. Expect the sun to shine on three or four days per week. Generally light winds (average 13km/h).


Snow History: Compare Resorts


Compare Deer Mountain with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Deer Mountain and (2007 – 2026).

Winter
Summer

Deer Mountain


Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Deer Mountain and (2007 – 2026)

Winter
Summer

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 Deer Mountain are Bluebird Powder days when it is mostly sunny with light winds following very recent snowfall. Poorer 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.


Average Snowfall in

Graph showing the average precipitation (snow/rain) in Deer Mountain and (2007 – 2026)

Winter
Summer

Snowfall amount
(bar chart)
Days with significant snowfall.
(>5cm)
Days with significant rainfall.
(>5mm)

The snowiest weeks of the year in Deer Mountain are shown but also bear in mind the number of days that it typically snows each week if you want regular fresh tracks. The 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.


Average Temperature in

Graph showing the average temperature and freezing level at Deer Mountain and (2007 – 2026)

Winter
Summer

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 Deer Mountain 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.