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snowy resort
Lat Long: 36.61° N 137.85° E
Ski Japan - Nagano

Sun Alpina Keikyu Aokiko Snow History

Weather Forecast for Sun Alpina Keikyu Aokiko at 1100m altitude

Issued: 8 am 21 Apr 2026 (local time)

Forecast update in  hr  min

Is Sun Alpina Keikyu Aokiko snowsure?

The snowiest week in Sun Alpina Keikyu Aokiko is week 2 of January. There are typically 5.4 snowy days during this week with 56cm of snowfall. Check out the Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko

MonthSnow amount (week)Snow days (week)
December34cm3.8 days
January46cm5.0 days
February33cm4.3 days
March20cm2.9 days
April4cm0.9 days

Average Snow and Weather Conditions in Sun Alpina Keikyu Aokiko during April (week 3):

The average snowfall forecast during week 3 of April for Sun Alpina Keikyu Aokiko is 3 cm. There are typically 0.6 snowy days during this week.Sun Alpina Keikyu Aokiko normal weather and snow conditions during the third week of April at the middle elevation of the ski area at 1100m, based on historical averages over the last 17 years: At this time of year the usual freezing level (2428m) is far above the mid altitude of Sun Alpina Keikyu Aokiko. A day with snowfall happens on average every second year during the third week of April but in an average year there are two or three days during this particular week each year that are wet. In the years when snow falls at this time of year, forecast model average snowfall for the week is 6cm. Temperatures generally above freezing both night and day in Sun Alpina Keikyu Aokiko during week three of April with average maximum temperature 8.5°C and minimum temperature 6.4°C at the mid altitude. Expect the sun to come out on two or three days per week. Generally light winds (average 10km/h) are unlikely to affect lift operations. Calm, sunny and below freezing perfect weather days that follow fresh snow (bluebird powder days) are not expected this week but fresh snow days that don't have ideal weather are more usual, on average one year in 7..


Snow History: Compare Resorts


Compare Sun Alpina Keikyu Aokiko with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Sun Alpina Keikyu Aokiko and (2007 – 2024).

Winter
Summer

Sun Alpina Keikyu Aokiko


Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko 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 Sun Alpina Keikyu Aokiko 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.