Ski resort Ski resort · Japan

Best time to visit Yachiho Kōgen Ski Resort

The colour shows how good it gets. Tap a card to see that kind of trip at its best time of year; your own preferences stay as they are.

The best time to visit Yachiho Kōgen Ski Resort is September, with daytime temperatures around 20°C.

Yachiho Kōgen Ski Resort at a glance: warmest in August with daytime temperatures around 24°C and coolest in January (0°C). The wettest month is July (221 mm) and the driest December (37 mm), with about 1,450 mm of rain a year. Sunniest in December.

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Yachiho Kōgen Ski Resort

1,660 m
Rainy season · pleasantly warm, rainy and grey
50
20°/10°200 mm21 %12 h
JanFebMarAprMayJunJulAugSepOctNovDec
A typical mid-September in Yachiho Kōgen Ski Resort
Sunny 4Cloudy 8Rain 18
Daytime temperature (night ☾)
10°16°24°−13°30°
Daylight (solar time)
05:5118:09
0006121824
12 h 18 m
Precipitation
0230 mm
200 mm
Air feel
FreshComfortableHumidMuggy
RH 97 %

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The climate in Yachiho Kōgen Ski Resort through the year

When to go

No month in Yachiho Kōgen Ski Resort reaches a good score (65 or more) with the default preferences. September comes closest with 50 out of 100. A typical September day reaches 20°C and the night falls to 11°C, with rain on about 19 days and clear sky 21 % of the time. The lowest score is in March (20), when days are cool at around 6°C.

Seasons and rain

The seasons are sharply different: a August day (24°C) is about 25 degrees warmer than a January day (0°C). Nights typically drop below freezing in November–April. July is the wettest month with 221 mm and December the driest with 37 mm, out of about 1,450 mm a year.

Daylight

Daylight lasts from about 9.5 hours in December to 14.5 hours in June. Yachiho Kōgen Ski Resort lies about 1,650 m above sea level, which makes it roughly 11 degrees cooler than the lowlands around it.

By type of trip

The best months change with what you want to do. Each of Eddigo’s trip types has its own preferred daytime temperature and its own weights for rain, humidity and sun. Yachiho Kōgen Ski Resort scores 65 or more in these months:

  • Cooler weather (10–20 °C): April–June and September–November, up to 82

How it compares

Of the 191 destinations Eddigo covers in Japan, Yachiho Kōgen Ski Resort is the 41st coolest over the year and the 48th driest. In September, when Yachiho Kōgen Ski Resort scores 50, Karuizawa Prince Hotel Ski Resort (38 km away) scores 50 and Kazawa Snow Area (44 km away) scores 50. See where to go in September for the best destinations that month.

Month by month

MonthScoreDayNightRainWet days (≥ 1 mm)SunDaylightFeels like
January220°−11°38 mm1149 %10 hCold and snowy
February241°−10°49 mm1243 %11 hCold and snowy
March206°−6°84 mm1438 %12 hChilly and snowy
April2512°−1°106 mm1340 %13 hChilly and showery
May4217°4°124 mm1433 %14 hMild and showery
June4820°9°183 mm1719 %15 hPleasantly warm, rainy and grey
July4623°14°221 mm2115 %14 hRainy season · pleasantly warm, rainy and grey
August4824°14°201 mm2028 %13 hRainy season · warm and rainy
September5020°11°202 mm1821 %12 hRainy season · pleasantly warm, rainy and grey
October3114°4°142 mm1326 %11 hMild and showery
November308°−3°65 mm1145 %10 hChilly and showery
December212°−8°37 mm1253 %10 hCold and snowy

The score (0–100) is calculated from a range of variables, and changes with your preferences.

Climate averages 2016–2025 (ERA5, CRU TS). Sea temperature from ERA5. Not a forecast. Elevation: 1,657 m. Coordinates: 36.07, 138.38.