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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 December (week 1):

The average snowfall forecast during week 1 of December for Tazawako is 32 cm. There are typically 4.5 snowy days during this week. Tazawako normal weather and snow conditions during the first week of December 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 normal freezing level (824m) is similar to the middle elevation of Tazawako. Frequent snowfalls are typical in Tazawako at the start of December. On average, expect four or five days with fresh snowfall per week but with a long-term average of one wet day during this week of December every year. Forecast model average snowfall for the week is 32cm. Temperatures should mostly stay a few degrees below freezing. Average maximum temperature at the middle elevation in Tazawako during week one of December is -0.9°C while the average minimum temperature is just -2.3°C. On average, only one or two days with sunshine per week. It can be windy. Light winds (average 28km/h) most of the time are unlikely to affect ski lifts but you can expect the mean wind to reach 30km/h two or three days per week. Below-freezing, calm and sunny perfect weather days that follow fresh snowfall (bluebird powder days) happen on average one day during this week while powder days that do not coincide with cold, sunny and calm weather conditions also happen on average two days during this week in any given year.

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.