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snowy resort
Lat Long: 36.66° N 138.46° E
Ski Japan - Nagano

Yamada Bokujo Snow History

Weather Forecast for Yamada Bokujo at 1637m altitude

Issued: 8 pm 21 Apr 2026 (local time)

Forecast update in  hr  min

Is Yamada Bokujo snowsure?

The snowiest week in Yamada Bokujo is week 3 of January. There are typically 5.0 snowy days during this week with 61cm of snowfall. Check out the Yamada Bokujo 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 Yamada Bokujo

MonthSnow amount (week)Snow days (week)
December38cm4.4 days
January50cm5.2 days
February42cm5.0 days
March31cm3.6 days
April9cm1.7 days

Average Snow and Weather Conditions in Yamada Bokujo during April (week 3):

The average snowfall forecast during week 3 of April for Yamada Bokujo is 5 cm. There are typically 1.4 snowy days during this week.Yamada Bokujo expected weather and snow conditions during the third week of April at the middle elevation of the ski area at 1637m, based on historical averages over the last 12 years: At this time of year the mean freezing level (2440m) is a long way above the middle elevation of Yamada Bokujo. On average, expect one or two days with snowfall per week in Yamada Bokujo in the middle of April but rain is slightly more likely than snow during this week of April. Forecast model average snowfall for the week is 5cm. Temperatures averaging above freezing both night and day in Yamada Bokujo during week three of April with average maximum temperature 5.3°C and minimum temperature 3.4°C at the middle elevation. Expect the sun to come out on two or three days per week. Mainly light winds (average 15km/h) are unlikely to affect ski lifts but there is a 50% chance that the mean wind speed will be more than more than 30km/h one day. Below-freezing, calm and sunny ideal weather days that follow fresh snowfall (bluebird powder days) are unusual, occuring this week on average one year in 1


Snow History: Compare Resorts


Compare Yamada Bokujo with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Yamada Bokujo and (2007 – 2024).

Winter
Summer

Yamada Bokujo


Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Yamada Bokujo and (2007 – 2024)

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 Yamada Bokujo 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 Yamada Bokujo and (2007 – 2024)

Winter
Summer

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

The snowiest weeks of the year in Yamada Bokujo 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 Yamada Bokujo and (2007 – 2024)

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 Yamada Bokujo 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.