Mount Kamon

Volcano Scenic mountain in Gunma Prefecture popular for hikes

Mount Kamon in Gunma offers ridge walks and viewpoints; hikers include it on regional itineraries through forested slopes.

Main image
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Suzuriiwa 2009-03-17.jpg
Mount Kamon
36.4774, 138.8509

How to Get to Mount Kamon #

Access is by local roads from towns in Gunma Prefecture. Regional buses and local taxi services connect trailheads to nearby rail stations; driving gives the most flexibility.

Tips for Visiting Mount Kamon #

  • Check local trail guides for difficulty and seasonal closures before setting out.
  • Morning hikes reward with clearer views of nearby Haruna and Akagi; cloud builds in afternoons.

Best Time to Visit Mount Kamon #

Best visited in spring through autumn for comfortable hiking and better visibility; winter snow will make some trails impassable without equipment.

Spring-Autumn (March-November)
Mar-Nov · 5-22°C (41-72°F)
Clearer trails and moderate temperatures for hiking.

Weather & Climate near Mount Kamon #

Climate

Mount Kamon's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with warm summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -8°C to 25°C. Abundant rainfall (1606 mm/year), wettest in August.

Best Time to Visit
AugustMayJuly
Temperature & Rainfall
Temperature Range
30°
Warmest Month
-15°
Coldest Month
Monthly Conditions

January

January is freezing with highs of 2°C and lows of -7°C. Moderate rainfall (43 mm) and partly cloudy skies.

43 Poor

Comfort

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

Weather

43 mm
Rainfall
3.5 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.8h daylight

February

February is the coldest month with highs of 2°C and lows of -8°C. Moderate rainfall (59 mm) and partly cloudy skies.

41 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-8°
92%
Humidity
Very Humid

Weather

59 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.5
UV Index
Moderate
10.7h daylight

March

March is freezing with highs of 5°C and lows of -5°C. Moderate rainfall (79 mm) and partly cloudy skies.

46 Poor

Comfort

Feels Like Freezing
C
Temperature
-5°
85%
Humidity
Very Humid

Weather

79 mm
Rainfall
3.9 m/s
Wind
Light Breeze
0.8
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 12°C and lows of 0°C. Significant rainfall (112 mm) and partly cloudy skies.

54 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
81%
Humidity
Very Humid

Weather

112 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.2
UV Index
High
13.0h daylight

May

May is cool with highs of 17°C and lows of 6°C. Significant rainfall (134 mm) and partly cloudy skies.

62 Good

Comfort

11°
Feels Like Cool
11°C
Temperature
17°
80%
Humidity
Very Humid

Weather

134 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.5
UV Index
High
14.0h daylight

June

June is cool with highs of 20°C and lows of 10°C. Heavy rain (214 mm) and mostly overcast skies.

54 Acceptable

Comfort

15°
Feels Like Cool
15°C
Temperature
11° 20°
84%
Humidity
Very Humid

Weather

214 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.5
UV Index
Very High
14.5h daylight

July

July is mild with highs of 23°C and lows of 15°C. Heavy rain (218 mm) and mostly overcast skies.

62 Good

Comfort

19°
Feels Like Mild
19°C
Temperature
15° 23°
86%
Humidity
Very Humid

Weather

218 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.6
UV Index
Very High
14.2h daylight

August

August is the warmest month with highs of 25°C and lows of 16°C. The wettest month with heavy rain (254 mm) and mostly overcast skies.

64 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
16° 25°
86%
Humidity
Very Humid

Weather

254 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.6
UV Index
Very High
13.4h daylight

September

September is cool with highs of 20°C and lows of 12°C. Heavy rain (241 mm) and mostly overcast skies.

56 Acceptable

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 20°
87%
Humidity
Very Humid

Weather

241 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.2
UV Index
High
12.3h daylight

October

October is cool with highs of 15°C and lows of 6°C. Significant rainfall (143 mm) and partly cloudy skies.

54 Acceptable

Comfort

10°
Feels Like Cool
10°C
Temperature
15°
88%
Humidity
Very Humid

Weather

143 mm
Rainfall
3.7 m/s
Wind
Light Breeze
0.8
UV Index
Moderate
11.1h daylight

November

November is cold with highs of 10°C and lows of 0°C. Moderate rainfall (73 mm) and partly cloudy skies.

58 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
89%
Humidity
Very Humid

Weather

73 mm
Rainfall
3.1 m/s
Wind
Light Breeze
0.5
UV Index
Low
10.1h daylight

December

December is cold with highs of 5°C and lows of -5°C. Moderate rainfall (36 mm) and partly cloudy skies.

52 Acceptable

Comfort

Feels Like Cold
C
Temperature
-5°
91%
Humidity
Very Humid

Weather

36 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.6h daylight

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