Mount Asahi (Yamagata)

Mountains Yamagata mountain popular for skiing and hiking

Mountain in Yamagata Prefecture visited by regional hikers; established routes offer alpine scenery and seasonal snowfields.

Main image
古寺鉱泉2016.jpg
古寺鉱泉跡2022.jpg
寒河江川、小朝日岳、大朝日岳 Sagae River, Ko-asahi-dake, O-asahi-dake - panoramio.jpg
小朝日岳からの朝日連峰.jpg
朝日連峰古寺案内センター.jpg
Mount Asahi (Yamagata)
38.2729, 139.9196

How to Get to Mount Asahi (Yamagata) #

Access typically from nearby towns in Yamagata Prefecture by local bus or car; trailheads require a short drive from the nearest railway stations.

Tips for Visiting Mount Asahi (Yamagata) #

  • Mountain weather is changeable - check forecasts and expect wind and sudden temperature drops.
  • Local huts and mountain facilities may be seasonal; plan logistics ahead of time.
  • For non-technical ascents, choose routes recommended by local guidebooks and obey signage.

Best Time to Visit Mount Asahi (Yamagata) #

Best in summer for hiking; winter conditions require mountaineering skills.

Summer
Jun-Aug · 8-20°C
Best for hiking, while higher elevations remain cool.
Autumn
Sep-Nov · -2-12°C
Clearer skies and autumn colours, though colder at altitude.

Weather & Climate near Mount Asahi (Yamagata) #

Climate

Mount Asahi (Yamagata)'s climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -12°C to 22°C. Abundant rainfall (1863 mm/year), wettest in August.

Best Time to Visit
AugustJuneJuly
Temperature & Rainfall
Temperature Range
38°
Warmest Month
-15°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -5°C and lows of -12°C. Regular rainfall (95 mm), mostly overcast skies, and breezy conditions.

25 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-12° -5°
94%
Humidity
Very Humid

Weather

95 mm
Rainfall
6.8 m/s
Wind
Breezy
0.2
UV Index
Low
9.7h daylight

February

February is the coldest month with highs of -4°C and lows of -12°C. Regular rainfall (89 mm), mostly overcast skies, and breezy conditions.

25 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-12° -5°
92%
Humidity
Very Humid

Weather

89 mm
Rainfall
6.3 m/s
Wind
Breezy
0.3
UV Index
Low
10.6h daylight

March

March is freezing with highs of -1°C and lows of -10°C. Significant rainfall (103 mm) and mostly overcast skies.

29 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-10° -1°
86%
Humidity
Very Humid

Weather

103 mm
Rainfall
5.7 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 6°C and lows of -3°C. Significant rainfall (133 mm) and mostly overcast skies.

36 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
81%
Humidity
Very Humid

Weather

133 mm
Rainfall
5.6 m/s
Wind
Light Breeze
1.0
UV Index
High
13.1h daylight

May

May is cold with highs of 12°C and lows of 2°C. Significant rainfall (141 mm) and mostly overcast skies.

46 Poor

Comfort

Feels Like Cold
C
Temperature
12°
79%
Humidity
Very Humid

Weather

141 mm
Rainfall
4.9 m/s
Wind
Light Breeze
1.4
UV Index
High
14.1h daylight

June

June is cool with highs of 16°C and lows of 8°C. Significant rainfall (185 mm) and mostly overcast skies.

54 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
80%
Humidity
Very Humid

Weather

185 mm
Rainfall
4.2 m/s
Wind
Light Breeze
1.5
UV Index
Very High
14.6h daylight

July

July is cool with highs of 20°C and lows of 12°C. Heavy rain (228 mm) and mostly overcast skies.

54 Acceptable

Comfort

16°
Feels Like Cool
16°C
Temperature
13° 20°
84%
Humidity
Very Humid

Weather

228 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.6
UV Index
Very High
14.4h daylight

August

August is cool with highs of 22°C and lows of 14°C. The wettest month with heavy rain (271 mm) and mostly overcast skies.

64 Good

Comfort

18°
Feels Like Cool
18°C
Temperature
14° 22°
83%
Humidity
Very Humid

Weather

271 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.6
UV Index
Very High
13.5h daylight

September

September is cool with highs of 17°C and lows of 9°C. Heavy rain (235 mm) and mostly overcast skies.

54 Acceptable

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
83%
Humidity
Very Humid

Weather

235 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.2
UV Index
High
12.3h daylight

October

October is cold with highs of 11°C and lows of 3°C. Significant rainfall (153 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
11°
84%
Humidity
Very Humid

Weather

153 mm
Rainfall
5.4 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
11.1h daylight

November

November is cold with highs of 5°C and lows of -3°C. Significant rainfall (130 mm) and mostly overcast skies.

36 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
88%
Humidity
Very Humid

Weather

130 mm
Rainfall
5.6 m/s
Wind
Light Breeze
0.3
UV Index
Low
10.0h daylight

December

December is freezing with highs of -1°C and lows of -8°C. Regular rainfall (100 mm), mostly overcast skies, and breezy conditions.

27 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -1°
92%
Humidity
Very Humid

Weather

100 mm
Rainfall
6.1 m/s
Wind
Breezy
0.2
UV Index
Low
9.4h daylight

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