Ski resort Ski resort · Japan

Best time to visit Osorakan Snow Park

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 Osorakan Snow Park is May, with daytime temperatures around 20°C.

Osorakan Snow Park at a glance: warmest in August with daytime temperatures around 28°C and coolest in January (4°C). The wettest month is July (323 mm) and the driest January (79 mm), with about 1,830 mm of rain a year. The sea is warmest in August (27°C). Sunniest in April.

Loading climate data…

Osorakan Snow Park

870 m
Pleasantly warm and showery
67
20°/9°17°165 mm39 %14 h
JanFebMarAprMayJunJulAugSepOctNovDec
A typical mid-May in Osorakan Snow Park
Sunny 11Cloudy 7Rain 12
Daytime temperature (night ☾)
9°17°22°−7°32°
Sea temperature
17°−7°32°
Daylight (solar time)
04:5919:01
0006121824
14 h 2 m
Precipitation
0330 mm
165 mm
Air feel
FreshComfortableHumidMuggy
RH 81 %

Open on the world map

The climate in Osorakan Snow Park through the year

When to go

Osorakan Snow Park scores highest on Eddigo’s travel score in May, peaking at 67 out of 100 in May. A typical May day reaches 20°C and the night falls to 9°C, with rain on about 13 days and clear sky 39 % of the time. June and August–October are a fair alternative, with scores of 51–58. The lowest score is in January (14), when days are cool at around 3°C.

Seasons and rain

The seasons are sharply different: a August day (28°C) is about 24 degrees warmer than a January day (4°C). Nights typically drop below freezing in December–March. July is the wettest month with 323 mm and January the driest with 79 mm, out of about 1,830 mm a year. The air feels muggy in July and August.

Sea and daylight

The sea is 22°C or warmer in July–October, peaking at 27°C in August. It is coldest in February (12°C). Daylight lasts from about 10 hours in December to 14.5 hours in June. Osorakan Snow Park lies about 850 m above sea level, which makes it roughly 6 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. Osorakan Snow Park scores 65 or more in these months:

  • City break (15–25 °C): April–May and October, up to 68
  • Cooler weather (10–20 °C): March–May and October–November, up to 84

How it compares

Of the 191 destinations Eddigo covers in Japan, Osorakan Snow Park is the 73rd warmest over the year and the 35th wettest. It has 1 month with a good score, against 0 for a typical destination in the country. In May, when Osorakan Snow Park scores 67, Mizuho Highland (32 km away) scores 68 and Hiroshima (37 km away) scores 69. In January, when Osorakan Snow Park is at its lowest, Changwon in South Korea scores 61 and lies 320 km away. See where to go in May for the best destinations that month.

Month by month

MonthScoreDayNightSeaRainWet days (≥ 1 mm)SunDaylightFeels like
January144°−5°13°79 mm1726 %10 hCold and snowy
February145°−4°12°89 mm1724 %11 hChilly, rainy and grey
March1610°−1°12°128 mm1633 %12 hChilly and rainy
April4615°4°14°143 mm1240 %13 hMild and showery
May6720°9°17°163 mm1239 %14 hPleasantly warm and showery
June5323°14°20°241 mm1623 %15 hRainy season · pleasantly warm, showery and grey
July4327°18°25°323 mm1827 %14 hRainy season · warm, rainy and muggy
August5128°19°27°173 mm1540 %13 hWarm, showery and muggy
September5224°15°26°193 mm1629 %12 hPleasantly warm and showery
October5818°8°24°119 mm1239 %11 hMild and showery
November2112°2°20°90 mm1436 %10 hMild and showery
December156°−3°17°93 mm1830 %10 hChilly and rainy

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: 873 m. Coordinates: 34.60, 132.14.