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Is Tazawako snowsure?

The snowiest week in Tazawako is week 2 of January. There are typically 6.7 snowy days during this week with 56cm of snowfall. Check out the Tazawako 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 Tazawako

MonthSnow amount (week)Snow days (week)
December37cm5.2 days
January47cm6.5 days
February40cm5.9 days
March26cm4.6 days
April5cm1.7 days

Average Snow and Weather Conditions in Tazawako during August (week 1):

The average snowfall forecast during week 1 of August for Tazawako is 0 cm. There are typically 0.0 snowy days during this week. Tazawako prevailing weather and snow conditions during the first week of August at the middle elevation of the ski area at 882m, based on historical averages over the last 10 years: At this time of year the mean freezing level (4873m) is well above the middle elevation of Tazawako. Snowfall is unlikely in Tazawako at the start of August but on average there are three days during this week each year when it rains Warm daytime temperatures in Tazawako during week one of August. The average temperature range is between 19.9°C and 21.6°C at the middle elevation. Expect the sun to shine on three out of seven days. Mainly light winds (average 11km/h) but there is a 50% chance that the mean wind speed will be greater than more than 30km/h one day.

Snow History: Compare Resorts

Compare Tazawako with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Tazawako and (2007 – 2018).




Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Tazawako and (2007 – 2018)


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

The most cherished days on the mountain in Tazawako 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 Tazawako and (2007 – 2018)


Snowfall amount
(bar chart)
Days with significant snowfall.
Days with significant rainfall.

The snowiest weeks of the year in Tazawako 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 Tazawako and (2007 – 2018)


Average temperature
Above freezing
Below freezing
Freezing level
Dashed line

The highest and lowest temperatures averaged for each week of the year in Tazawako 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.