Mount Osorakan Mountain

Shimane mountain within Daisen-Oki National Park area

Forested summit in Shimane Prefecture visited by day hikers for ridge walks, seasonal foliage and rural mountain trails.

Main image
Mt.Osorakanzan.jpg
恐羅漢山山頂三等三角点.jpg

Mount Osorakan at a Glance#

How to Get to Mount Osorakan#

Access by car or local buses from nearby towns in Shimane Prefecture. Trailheads are signposted from the regional road network; public transport schedules vary seasonally.

Tips for Visiting Mount Osorakan#

  • Use local trail maps-route markings on Shimanemountain trails can be minimal in places.
  • Check seasonal closures-spring can bring soft grounds and autumn can be favorable for clearer views.
  • Public buses link major towns with nearby trailheads; confirm schedules for weekends.

Best Time to Visit Mount Osorakan#

Mild months from spring through autumn provide the most comfortable conditions for hiking and sightseeing.

Spring-Autumn
March-November · 8-20°C (46-68°F)
Pleasant walking weather and clear visibility; autumn offers crisp air.

Weather & Climate near Mount Osorakan#

Climate

Mount Osorakan's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with warm summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -6°C to 24°C. Heavy rainfall (2244 mm/year), wettest in July.

Best Time to Visit
AugustJulyMay
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-7°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 1°C and lows of -6°C. Significant rainfall (101 mm), mostly overcast skies, and breezy conditions.

29 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-6°
83%
Humidity
Very Humid

Weather

101 mm
Rainfall
7.3 m/s
Wind
Breezy
0.4
UV Index
Low
10.0h daylight

February

February is freezing with highs of 1°C and lows of -6°C. Significant rainfall (104 mm) and mostly overcast skies.

31 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-6°
81%
Humidity
Very Humid

Weather

104 mm
Rainfall
5.3 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.8h daylight

March

March is cold with highs of 5°C and lows of -3°C. Significant rainfall (146 mm), partly cloudy skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
79%
Humidity
Very Humid

Weather

146 mm
Rainfall
6.2 m/s
Wind
Breezy
0.9
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 12°C and lows of 3°C. Significant rainfall (191 mm) and partly cloudy skies.

50 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
78%
Humidity
Very Humid

Weather

191 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.2
UV Index
High
12.9h daylight

May

May is cool with highs of 16°C and lows of 8°C. Heavy rain (203 mm) and partly cloudy skies.

58 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
79%
Humidity
Very Humid

Weather

203 mm
Rainfall
3.5 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.8h daylight

June

June is cool with highs of 19°C and lows of 12°C. Heavy rain (335 mm) and mostly overcast skies.

54 Acceptable

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 19°
83%
Humidity
Very Humid

Weather

335 mm
Rainfall
3.5 m/s
Wind
Light Breeze
1.5
UV Index
High
14.3h daylight

July

July is mild with highs of 23°C and lows of 17°C. The wettest month with heavy rain (391 mm) and mostly overcast skies.

64 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
17° 23°
85%
Humidity
Very Humid

Weather

391 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.7
UV Index
Very High
14.1h daylight

August

August is the warmest month with muggy conditions (dew point 22°C). Heavy rain (240 mm) and partly cloudy skies.

70 Very Good

Comfort

21°
Feels Like Mild
21°C
Temperature
18° 24°
84%
Humidity
Very Humid

Weather

240 mm
Rainfall
3.3 m/s
Wind
Light Breeze
1.7
UV Index
Very High
13.3h daylight

September

September is cool with highs of 20°C and lows of 13°C. Heavy rain (232 mm) and mostly overcast skies.

56 Acceptable

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 20°
84%
Humidity
Very Humid

Weather

232 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.3
UV Index
High
12.3h daylight

October

October is cool with highs of 15°C and lows of 7°C. Significant rainfall (126 mm) and partly cloudy skies.

54 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
15°
83%
Humidity
Very Humid

Weather

126 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.2h daylight

November

November is cold with highs of 10°C and lows of 2°C. Regular rainfall (94 mm) and partly cloudy skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
82%
Humidity
Very Humid

Weather

94 mm
Rainfall
4.6 m/s
Wind
Light Breeze
0.5
UV Index
Moderate
10.2h daylight

December

December is cold with highs of 4°C and lows of -3°C. Regular rainfall (81 mm) and mostly overcast skies.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
83%
Humidity
Very Humid

Weather

81 mm
Rainfall
5.8 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.7h daylight