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Yamagata Zao Onsen resort snow
Lat Long: 38.16° N 140.41° E
Ski Japan - Yamagata

Yamagata Zao Onsen Snow History

Weather Forecast for Yamagata Zao Onsen at 1220m altitude

Issued: 8 am 03 May 2026 (local time)

Forecast update in  hr  min

Next snow in Yamagata Zao Onsen: 0.2cm on Mon 4th  (after 9 PM)

Is Yamagata Zao Onsen snowsure?

The snowiest week in Yamagata Zao Onsen is week 4 of January. There are typically 5.6 snowy days during this week with 37cm of snowfall. Check out the Yamagata Zao Onsen 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 Yamagata Zao Onsen

MonthSnow amount (week)Snow days (week)
December28cm4.6 days
January34cm5.7 days
February26cm5.1 days
March18cm3.8 days
April5cm1.5 days

Average Snow and Weather Conditions in Yamagata Zao Onsen during May (week 1):

The average snowfall forecast during week 1 of May for Yamagata Zao Onsen is 0 cm. There are typically 0.5 snowy days during this week.Yamagata Zao Onsen typical weather and snow conditions during the first week of May at the middle elevation of the ski area at 1220m, based on historical averages over the last 16 years: At this time of year the mean freezing level (2801m) is far above the middle elevation of Yamagata Zao Onsen. A day with snowfall happens on average every second year during the first week of May but in a typical year there are also a couple of rainy days during this week of May. In the years when snow falls at this time of year, forecast model average snowfall for the week is 0cm. Temperatures averaging above freezing both night and day in Yamagata Zao Onsen during week one of May with average maximum temperature 9.5°C and minimum temperature 7.8°C at the middle elevation. Expect the sun to shine on three out of seven days. Mainly light winds (average 26km/h) but you can expect the mean wind to reach 30km/h two days in this week.


Snow History: Compare Resorts


Compare Yamagata Zao Onsen with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Yamagata Zao Onsen and (2007 – 2024).

Winter
Summer

Yamagata Zao Onsen


Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Yamagata Zao Onsen 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 Yamagata Zao Onsen 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 Yamagata Zao Onsen 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 Yamagata Zao Onsen 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 Yamagata Zao Onsen 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 Yamagata Zao Onsen 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.