Mount Iwate

Mountain Prominent stratovolcano dominating Iwate Prefecture's skyline

A stratovolcano near Morioka, Mount Iwate offers hiking routes, spring alpine flora and nearby winter ski areas, standing prominently on Iwate Prefecture’s skyline.

Main image
Mount Iwate Relief Map, SRTM.jpg
NDL-DC 762376 0221 0017crd-Iwatesan.jpg
姫神山からの岩手山.jpg
姫神山から岩手山(左)と八幡平(右)を望む2.jpg
岩手山お鉢巡り.jpg
岩手山からの畚岳と八幡平.jpg
薬師岳から火口内の妙高岳.jpg

Mount Iwate is a stratovolcano north of the city of Morioka in Iwate Prefecture, Japan, rising to about 2,038 meters. It is a dominant feature of the local landscape and a familiar sight from the surrounding plains.

Hikers use multiple trails to reach the summit in summer, and the mountain is also used for winter backcountry skiing when conditions allow. Its volcanic form and twin-peaked silhouette make it a notable landmark in the region.

Geographically the mountain stands in northern Honshu within Iwate Prefecture, close to Morioka and forming part of the regional mountainous backbone.

  • Visibility and recreation: The peak is a prominent landmark visible from the city of Morioka and is a popular destination for hiking in summer and backcountry skiing in winter.
  • Elevation and type: Summit elevation is about 2,038 meters and the mountain is an active stratovolcano in northern Honshu.
Mount Iwate
Mount Iwate, Iwate Prefecture, Japan
39.8504, 141.0012
Open year-round
Free

Tips for Visiting Mount Iwate #

  • Climb Mount Iwate during the summer months (July-September) when trails are normally snow-free and mountain huts or trailhead facilities are operating; winter routes require alpine equipment and experience.
  • Use the well-marked main trailheads and check in at the local tourist or municipal office in Morioka for up-to-date trail conditions and recommended routes-local offices are the best source for recent weather and trail closures.
  • Start early in the day to avoid afternoon thunderstorms that are common in the region, and consider approaching from quieter weekday trailheads if you want to avoid the weekend crowds that often visit the mountain.

Best Time to Visit Mount Iwate #

Best visited June-September for summer hiking when trails are most likely to be clear and accessible.

Summer (best for hiking and climbing)
Jun - Sep · ~5-15°C near the summit during daytime
Most reliable window for hiking with reduced snow cover and longer daylight; alpine conditions still possible at higher elevations.
Autumn (fewer crowds, good foliage)
Sep - Oct · ~0-10°C at higher elevations
Cooler weather and good autumn colors on the lower slopes; early snow can occur later in the season.
Winter and spring snow season
Nov - May · Below freezing at elevation
Substantial snow and ice make routes technical and best left to experienced climbers with winter equipment.

Weather & Climate near Mount Iwate #

Climate

Mount Iwate's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -14°C to 19°C. Abundant rainfall (1696 mm/year), wettest in August.

Best Time to Visit
AugustJulyOctober
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-17°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -6°C and lows of -14°C. Moderate rainfall (79 mm) and mostly overcast skies.

29 Poor

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-14° -7°
96%
Humidity
Very Humid

Weather

79 mm
Rainfall
5.9 m/s
Wind
Light Breeze
0.2
UV Index
Low
9.6h daylight

February

February is freezing with highs of -6°C and lows of -14°C. Moderate rainfall (77 mm) and mostly overcast skies.

29 Poor

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-14° -6°
95%
Humidity
Very Humid

Weather

77 mm
Rainfall
5.8 m/s
Wind
Light Breeze
0.4
UV Index
Low
10.6h daylight

March

March is freezing with highs of -3°C and lows of -12°C. Significant rainfall (102 mm) and mostly overcast skies.

31 Poor

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-12° -3°
88%
Humidity
Very Humid

Weather

102 mm
Rainfall
5.5 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
11.8h daylight

April

April is freezing with highs of 4°C and lows of -5°C. Significant rainfall (128 mm) and mostly overcast skies.

38 Poor

Comfort

Feels Like Freezing
C
Temperature
-5°
81%
Humidity
Very Humid

Weather

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

May

May is cold with highs of 11°C and lows of 1°C. Significant rainfall (137 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
11°
80%
Humidity
Very Humid

Weather

137 mm
Rainfall
4.7 m/s
Wind
Light Breeze
1.3
UV Index
High
14.2h daylight

June

June is cool with highs of 14°C and lows of 6°C. Significant rainfall (162 mm) and mostly overcast skies.

48 Poor

Comfort

10°
Feels Like Cool
10°C
Temperature
15°
82%
Humidity
Very Humid

Weather

162 mm
Rainfall
3.9 m/s
Wind
Light Breeze
1.4
UV Index
High
14.7h daylight

July

July is cool with highs of 18°C and lows of 10°C. Heavy rain (211 mm) and mostly overcast skies.

52 Acceptable

Comfort

14°
Feels Like Cool
14°C
Temperature
10° 18°
85%
Humidity
Very Humid

Weather

211 mm
Rainfall
3.5 m/s
Wind
Light Breeze
1.4
UV Index
High
14.5h daylight

August

August is cool with highs of 19°C and lows of 12°C. The wettest month with heavy rain (245 mm) and mostly overcast skies.

56 Acceptable

Comfort

15°
Feels Like Cool
15°C
Temperature
12° 19°
85%
Humidity
Very Humid

Weather

245 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.4
UV Index
High
13.5h daylight

September

September is cool with highs of 15°C and lows of 7°C. Heavy rain (213 mm) and mostly overcast skies.

46 Poor

Comfort

11°
Feels Like Cool
11°C
Temperature
15°
85%
Humidity
Very Humid

Weather

213 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.1
UV Index
High
12.3h daylight

October

October is cold with highs of 9°C and lows of 0°C. Significant rainfall (139 mm) and partly cloudy skies.

52 Acceptable

Comfort

Feels Like Cold
C
Temperature
86%
Humidity
Very Humid

Weather

139 mm
Rainfall
4.7 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
11.0h daylight

November

November is freezing with highs of 3°C and lows of -5°C. Significant rainfall (117 mm) and partly cloudy skies.

43 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-5°
89%
Humidity
Very Humid

Weather

117 mm
Rainfall
5.2 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.9h daylight

December

December is freezing with highs of -3°C and lows of -10°C. Regular rainfall (86 mm) and mostly overcast skies.

33 Poor

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-11° -3°
93%
Humidity
Very Humid

Weather

86 mm
Rainfall
5.5 m/s
Wind
Light Breeze
0.2
UV Index
Low
9.3h daylight

Nearby Attractions to Mount Iwate