Iwamura Castle

Castle Ruined Japanese hilltop castle with historic stone walls

Iwamura Castle in Gifu Prefecture attracts visitors to mountaintop ruins, stone terraces and spring cherry blossoms, with views over the old castle town below.

Main image
Iwamura Castle
35.3603, 137.4513

How to Get to Iwamura Castle #

Iwamura Castle is in Ena, Gifu Prefecture. From Ena Station, visitors can take local buses or a taxi up toward Iwamura village and then walk uphill to the castle ruins. Driving is also possible; follow signs for Iwamura.

Tips for Visiting Iwamura Castle #

  • Bring sturdy footwear-the castle ruins include steep stone steps and uneven paths.
  • Visit in late afternoon for the warm light on the castle walls and valley views.
  • Combine with a visit to nearby historic sites in Ena and the Kiso Valley for a full day of castle-hopping.

Best Time to Visit Iwamura Castle #

Best visited in autumn for foliage and in spring for milder weather and blossoms.

Autumn (best for foliage)
October-November · 5-18°C
Autumn colors complement the castle ruins and hilltop views.
Spring
April-June · 10-22°C
Cherry blossoms and mild weather make approach walks pleasant.

Weather & Climate near Iwamura Castle #

Climate

Iwamura Castle's climate is classified as Humid Subtropical - Humid Subtropical climate with warm summers (peaking in August) and cold winters (coldest in January). Temperatures range from -4°C to 28°C. Heavy rainfall (2153 mm/year), wettest in September.

Air Quality: AQI 54 Moderate
Best Time to Visit
AugustJulySeptember
Temperature & Rainfall
Temperature Range
37°
Warmest Month
-14°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 5°C and lows of -4°C. Moderate rainfall (66 mm) and partly cloudy skies.

47 Poor

Comfort

Feels Like Cold
C
Temperature
-4°
88%
Humidity
Very Humid

Weather

66 mm
Rainfall
2.7 m/s
Wind
Calm
0.4
UV Index
Low
9.9h daylight

February

February is cold with highs of 6°C and lows of -4°C. Regular rainfall (84 mm) and partly cloudy skies.

46 Poor

Comfort

Feels Like Cold
C
Temperature
-4°
85%
Humidity
Very Humid

Weather

84 mm
Rainfall
3.1 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.8h daylight

March

March is cold with highs of 10°C and lows of -1°C. Significant rainfall (142 mm) and partly cloudy skies.

52 Acceptable

Comfort

Feels Like Cold
C
Temperature
-1° 10°
81%
Humidity
Very Humid

Weather

142 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.8h daylight

April

April is cool with highs of 16°C and lows of 5°C. Heavy rain (202 mm) and partly cloudy skies.

58 Acceptable

Comfort

10°
Feels Like Cool
10°C
Temperature
16°
79%
Humidity
Very Humid

Weather

202 mm
Rainfall
3.1 m/s
Wind
Light Breeze
1.2
UV Index
High
13.0h daylight

May

May is cool with highs of 20°C and lows of 10°C. Significant rainfall (196 mm) and mostly overcast skies.

56 Acceptable

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 20°
79%
Humidity
Very Humid

Weather

196 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.9h daylight

June

June is mild with highs of 23°C and lows of 14°C. Heavy rain (279 mm) and mostly overcast skies.

61 Good

Comfort

19°
Feels Like Mild
19°C
Temperature
15° 23°
83%
Humidity
Very Humid

Weather

279 mm
Rainfall
2.6 m/s
Wind
Calm
1.5
UV Index
Very High
14.4h daylight

July

July is mild with highs of 27°C and lows of 19°C. Heavy rain (292 mm) and mostly overcast skies.

65 Good

Comfort

23°
Feels Like Mild
23°C
Temperature
19° 27°
86%
Humidity
Very Humid

Weather

292 mm
Rainfall
2.8 m/s
Wind
Calm
1.7
UV Index
Very High
14.1h daylight

August

August is the warmest month with highs of 28°C and lows of 19°C. Heavy rain (266 mm) and partly cloudy skies.

70 Very Good

Comfort

24°
Feels Like Mild
24°C
Temperature
19° 28°
84%
Humidity
Very Humid

Weather

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

September

September is mild with highs of 24°C and lows of 16°C. The wettest month with heavy rain (301 mm) and mostly overcast skies.

63 Good

Comfort

20°
Feels Like Mild
20°C
Temperature
16° 24°
85%
Humidity
Very Humid

Weather

301 mm
Rainfall
2.6 m/s
Wind
Calm
1.3
UV Index
High
12.3h daylight

October

October is cool with highs of 18°C and lows of 9°C. Significant rainfall (162 mm) and partly cloudy skies.

59 Acceptable

Comfort

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

Weather

162 mm
Rainfall
2.4 m/s
Wind
Calm
0.9
UV Index
Moderate
11.2h daylight

November

November is cold with highs of 13°C and lows of 3°C. Regular rainfall (96 mm) and partly cloudy skies.

59 Acceptable

Comfort

Feels Like Cold
C
Temperature
13°
86%
Humidity
Very Humid

Weather

96 mm
Rainfall
2.7 m/s
Wind
Calm
0.5
UV Index
Moderate
10.2h daylight

December

December is cold with highs of 8°C and lows of -2°C. Moderate rainfall (67 mm) and partly cloudy skies.

47 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
88%
Humidity
Very Humid

Weather

67 mm
Rainfall
2.7 m/s
Wind
Calm
0.3
UV Index
Low
9.7h daylight

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