Ōmishima Island

Island Japanese island in the Seto Inland Sea

In the Seto Inland Sea, Ōmishima Island hosts the historic Ōyamazumi Shrine and sits on regional cycling routes; visitors come for shrine architecture, seafood and island roads popular with cyclists.

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Ōmishima Island is an island landmark in Ehime Prefecture, Japan, at latitude 34.24907 and longitude 133.01672.

The island is identified as part of Ehime Prefecture; the input does not list specific attractions, cultural sites, or transport links.

As a natural island, no construction or founding dates are given in the supplied information.

The island sits within Ehime Prefecture in Japan; the provided data does not specify distances to major cities or ports.

  • Coordinates: Latitude 34.24907, longitude 133.01672.
Ōmishima Island
34.2491, 133.0167

How to Get to Ōmishima Island #

Regular ferries connect Ōmishima to the Shimanami Kaido and to larger islands; the island is accessible from Imabari by bridge and local roads. Cycling sections of the Shimanami Kaido provide a scenic approach.

Tips for Visiting Ōmishima Island #

  • If landing is planned, confirm schedules with local ferry services - some rural island routes are infrequent.
  • Try local seafood at small island cafes - the maritime cuisine in Ehime prefecture is quietly excellent.
  • Bring cash; smaller island vendors may not accept cards.

Best Time to Visit Ōmishima Island #

Late spring and early autumn are the most comfortable times to visit to avoid peak summer heat and typhoons.

Spring
Mar-May · 10-20°C
Mild weather and blooming roadside flowers; pleasant for island drives.
Summer
Jun-Aug · 22-30°C
Warm and humid; good for swimming and beaches but also typhoon season.
Autumn
Sep-Nov · 15-25°C
Clearer skies and comfortable temperatures for hiking coastal paths.

Weather & Climate near Ōmishima Island #

Climate

Ōmishima Island's climate is classified as Humid Subtropical - Humid Subtropical climate with hot summers (peaking in August) and cold winters (coldest in January). Temperatures range from 1°C to 30°C. Abundant rainfall (1501 mm/year), wettest in June.

Best Time to Visit
AugustMaySeptember
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-5°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 9°C and lows of 1°C. Moderate rainfall (45 mm) and mostly overcast skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
81%
Humidity
Very Humid

Weather

45 mm
Rainfall
3.9 m/s
Wind
Light Breeze
0.4
UV Index
Low
10.0h daylight

February

February is cold with highs of 9°C and lows of 1°C. Moderate rainfall (62 mm) and mostly overcast skies.

54 Acceptable

Comfort

Feels Like Cold
C
Temperature
79%
Humidity
Very Humid

Weather

62 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.8h daylight

March

March is cold with highs of 12°C and lows of 4°C. Regular rainfall (97 mm) and partly cloudy skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
77%
Humidity
Very Humid

Weather

97 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.8h daylight

April

April is cool with highs of 18°C and lows of 9°C. Significant rainfall (146 mm) and partly cloudy skies.

62 Good

Comfort

14°
Feels Like Cool
14°C
Temperature
18°
77%
Humidity
Very Humid

Weather

146 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.2
UV Index
High
12.9h daylight

May

May is cool with highs of 22°C and lows of 14°C. Significant rainfall (151 mm) and partly cloudy skies.

70 Very Good

Comfort

18°
Feels Like Cool
18°C
Temperature
14° 22°
77%
Humidity
Very Humid

Weather

151 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.8h daylight

June

June is mild with highs of 25°C and lows of 18°C. The wettest month with heavy rain (250 mm) and mostly overcast skies.

66 Good

Comfort

22°
Feels Like Mild
22°C
Temperature
18° 25°
82%
Humidity
Very Humid

Weather

250 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.5
UV Index
Very High
14.3h daylight

July

July is warm with muggy conditions (dew point 22°C). Heavy rain (205 mm) and mostly overcast skies.

66 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° 29°
84%
Humidity
Very Humid

Weather

205 mm
Rainfall
4.2 m/s
Wind
Light Breeze
1.8
UV Index
Very High
14.1h daylight

August

August is the warmest month with muggy conditions (dew point 23°C). Significant rainfall (124 mm) and partly cloudy skies.

76 Very Good

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 31°
81%
Humidity
Very Humid

Weather

124 mm
Rainfall
4.7 m/s
Wind
Light Breeze
1.8
UV Index
Very High
13.3h daylight

September

September is mild with highs of 26°C and lows of 20°C. Significant rainfall (196 mm) and mostly overcast skies.

68 Good

Comfort

23°
Feels Like Mild
23°C
Temperature
20° 27°
81%
Humidity
Very Humid

Weather

196 mm
Rainfall
3.6 m/s
Wind
Light Breeze
1.3
UV Index
High
12.3h daylight

October

October is cool with highs of 21°C and lows of 14°C. Significant rainfall (115 mm) and partly cloudy skies.

66 Good

Comfort

18°
Feels Like Cool
18°C
Temperature
14° 21°
80%
Humidity
Very Humid

Weather

115 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.2h daylight

November

November is cool with highs of 16°C and lows of 8°C. Moderate rainfall (71 mm) and partly cloudy skies.

68 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
80%
Humidity
Very Humid

Weather

71 mm
Rainfall
3.4 m/s
Wind
Light Breeze
0.5
UV Index
Moderate
10.2h daylight

December

December is cold with highs of 11°C and lows of 4°C. Moderate rainfall (39 mm) and mostly overcast skies.

58 Acceptable

Comfort

Feels Like Cold
C
Temperature
11°
81%
Humidity
Very Humid

Weather

39 mm
Rainfall
3.7 m/s
Wind
Light Breeze
0.3
UV Index
Low
9.7h daylight

Nearby Attractions to Ōmishima Island