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 at a Glance#

Address: Mount Iwate, Iwate Prefecture, Japan

Hours: Open year-round

Admission: Free

About Mount Iwate#

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.

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.

Air Quality: AQI 44 Good
Best Time to Visit
AugustJulyOctober
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-17°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -14° - -7° -19° 79 mm overcast 96% 5.9 m/s 0.2 low 9.6h
February Poor -14° - -6° -18° 77 mm overcast 95% 5.8 m/s 0.4 low 10.6h
March Poor -12° - -3° -14° 102 mm overcast 88% 5.5 m/s 0.6 moderate 11.8h
April Poor -5° - 4° -6° 128 mm overcast 81% 5.6 m/s 1.0 high 13.1h
May Poor 1° - 11° 2° 137 mm overcast 80% 4.7 m/s 1.3 high 14.2h
June Poor 6° - 15° 8° 162 mm overcast 82% 3.9 m/s 1.4 high 14.7h
July Acceptable 10° - 18° 14° 211 mm overcast 85% 3.5 m/s 1.4 high 14.5h
August Acceptable 12° - 19° 15° 245 mm overcast 85% 3.8 m/s 1.4 high 13.5h
September Poor 7° - 15° 11° 213 mm overcast 85% 3.8 m/s 1.1 high 12.3h
October Acceptable 0° - 9° 1° 139 mm partly cloudy 86% 4.7 m/s 0.7 moderate 11.0h
November Poor -5° - 3° -6° 117 mm partly cloudy 89% 5.2 m/s 0.3 low 9.9h
December Poor -11° - -3° -14° 86 mm overcast 93% 5.5 m/s 0.2 low 9.3h