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snowy ski resort
Ski Japan - Gunma

Tanbara Snow History

36.78° N 139.08° E

Weather Forecast for Tanbara at 1375 m altitude

Next snow in Tanbara:
1.6 cm on Fri 6th
Issued:
2 am 02 Nov 2026 (local time)
Forecast update in:
 hr.  min.

Is Tanbara snowsure?

The snowiest week in Tanbara is week 2 of January. There are typically 5.1 snowy days during this week with 45 cm of snowfall. Check out the Tanbara 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 Tanbara

MonthSnow amount (week)Snow days (week)
December30 cm4.0 days
January39 cm5.0 days
February33 cm4.5 days
March22 cm3.6 days
April6 cm1.4 days

Average Snow and Weather Conditions in Tanbara during November (week 1):

The average snowfall forecast during week 1 of November for Tanbara is 3 cm. There are typically 0.7 snowy days during this week. Tanbara expected weather and snow conditions during the first week of November at the middle elevation of the ski area at 1375m, based on historical averages over the last 18 years: At this time of year the expected freezing level (2678m) is far above the mid altitude of Tanbara. A day with snowfall occurs on average every second year during the first week of November but on average there are one or two wet days during this week every year. In the years when snow falls at this time of year, forecast model average snowfall for the week is 6cm. Temperatures averaging above freezing both day and night in Tanbara during week one of November with average maximum temperature 6.6°C and minimum temperature 5.0°C at the mid altitude. Expect the sun to shine on three or four days per week. Generally light winds (average 11km/h) are unlikely to affect lift operations. Sunny, calm and below freezing perfect weather days that follow fresh snowfall (bluebird powder days) are rare, occuring this week on average one year in 1 while fresh snow days that do not have cold, sunny and calm weather also happen, on average one year in 14.


Snow History: Compare Resorts


Compare Tanbara with:

Snow Depths

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

Winter
Summer

Tanbara

 


Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Tanbara 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 Tanbara 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 Tanbara 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 Tanbara 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 Tanbara 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 Tanbara 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.