Senjouga-dake

Mountain Mountain peak in Nagano, scenic hiking route

Senjouga-dake in Nagano is an alpine peak used by hikers and mountaineers; routes include ridge walking, seasonal alpine flora and basic mountain hut support on popular approaches.

Main image
Kaikoma4.JPG
Lagopus muta japonica Senjo 1998-10-22.jpg
Ligularia fischeri in Mount Senjo 1999-07-24.jpg
Senjyogatake various 2005-5-3etc.jpg
仙丈ケ岳からの甲斐駒ヶ岳2.jpg
仙丈ヶ岳からの白峰三山(8月).jpg
仙丈ヶ岳からの鳳凰三山.jpg
南アルプス 仙丈ケ岳 駒ケ岳方面より 2025-06-21.jpg
高遠の五郎山からの仙丈ヶ岳.jpg
Senjouga-dake
35.7198, 138.1831

Best Time to Visit Senjouga-dake #

Best visited in summer (July-September) when trails are mostly snow-free and conditions are most favorable for hiking.

Summer (hiking season)
July-September · ~10-20°C (lower elevations)
Snow-free trails and the warmest conditions for trekking; expect cooler temperatures at the summit and prepare for sudden weather changes.
Autumn
October-November · ~5-15°C
Crisp weather and fall colors make for scenic hikes; days shorten and temperatures drop, so plan accordingly.
Winter
December-March · Below freezing at higher elevations
Snow and ice are common; mountain conditions can be hazardous and require winter mountaineering experience and gear.

Weather & Climate near Senjouga-dake #

Climate

Senjouga-dake's climate is classified as Subarctic - Subarctic climate with cool summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -16°C to 17°C. Heavy rainfall (2277 mm/year), wettest in August.

Best Time to Visit
AugustJulyNovember
Temperature & Rainfall
Temperature Range
29°
Warmest Month
-20°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -6°C and lows of -16°C. Moderate rainfall (53 mm), partly cloudy skies, and breezy conditions.

39 Poor

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-16° -6°
88%
Humidity
Very Humid

Weather

53 mm
Rainfall
7.7 m/s
Wind
Breezy
0.4
UV Index
Low
9.9h daylight

February

February is freezing with highs of -6°C and lows of -16°C. Moderate rainfall (75 mm), partly cloudy skies, and breezy conditions.

35 Poor

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-16° -6°
86%
Humidity
Very Humid

Weather

75 mm
Rainfall
7.9 m/s
Wind
Breezy
0.6
UV Index
Moderate
10.8h daylight

March

March is freezing with highs of -2°C and lows of -13°C. Significant rainfall (129 mm), partly cloudy skies, and breezy conditions.

31 Poor

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-13° -3°
83%
Humidity
Very Humid

Weather

129 mm
Rainfall
7.1 m/s
Wind
Breezy
0.9
UV Index
Moderate
11.8h daylight

April

April is freezing with highs of 4°C and lows of -6°C. Significant rainfall (185 mm), partly cloudy skies, and breezy conditions.

38 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-6°
80%
Humidity
Very Humid

Weather

185 mm
Rainfall
7.4 m/s
Wind
Breezy
1.2
UV Index
High
13.0h daylight

May

May is cold with highs of 9°C and lows of -1°C. Heavy rain (213 mm), mostly overcast skies, and breezy conditions.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
80%
Humidity
Very Humid

Weather

213 mm
Rainfall
7.0 m/s
Wind
Breezy
1.5
UV Index
High
13.9h daylight

June

June is cold with highs of 12°C and lows of 3°C. Heavy rain (297 mm), mostly overcast skies, and breezy conditions.

40 Poor

Comfort

Feels Like Cold
C
Temperature
13°
84%
Humidity
Very Humid

Weather

297 mm
Rainfall
6.3 m/s
Wind
Breezy
1.5
UV Index
High
14.4h daylight

July

July is cool with highs of 16°C and lows of 8°C. Heavy rain (309 mm) and mostly overcast skies.

52 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
87%
Humidity
Very Humid

Weather

309 mm
Rainfall
5.4 m/s
Wind
Light Breeze
1.6
UV Index
Very High
14.1h daylight

August

August is cool with highs of 17°C and lows of 9°C. The wettest month with heavy rain (367 mm) and mostly overcast skies.

54 Acceptable

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
86%
Humidity
Very Humid

Weather

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

September

September is cold with highs of 13°C and lows of 5°C. Heavy rain (316 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
13°
87%
Humidity
Very Humid

Weather

316 mm
Rainfall
5.8 m/s
Wind
Light Breeze
1.3
UV Index
High
12.3h daylight

October

October is cold with highs of 8°C and lows of -1°C. Significant rainfall (176 mm) and partly cloudy skies.

40 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
86%
Humidity
Very Humid

Weather

176 mm
Rainfall
5.4 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.2h daylight

November

November is freezing with highs of 3°C and lows of -6°C. Significant rainfall (104 mm), partly cloudy skies, and breezy conditions.

45 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-6°
87%
Humidity
Very Humid

Weather

104 mm
Rainfall
6.9 m/s
Wind
Breezy
0.5
UV Index
Moderate
10.2h daylight

December

December is freezing with highs of -2°C and lows of -12°C. Moderate rainfall (53 mm) and breezy conditions.

45 Poor

Comfort

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

Weather

53 mm
Rainfall
7.2 m/s
Wind
Breezy
0.4
UV Index
Low
9.7h daylight

Nearby Attractions to Senjouga-dake