Mikunijima Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Mikunijima year round climate
Spring (March–May): Average 67–74°F, mild and comfortable climate, increasing rainfall, especially in May. Common activities: snorkeling, diving, beach walks. Recommended clothing: light long-sleeved clothing, light jacket.
Summer (June–August): Average 79–84°F, hot and humid, June has the most rainfall, July is relatively dry. Common activities: swimming, water sports, relaxing by the beach. Recommended clothing: light and breathable clothing, swimwear, sun hat.
Autumn (September–November): Average 82–75°F, gradually decreasing temperature, decreasing rainfall. Common activities: snorkeling, diving, watching the sunset. Recommended clothing: comfortable and breathable clothing, light jacket for mornings and evenings.
Winter (December–February): Average 63–66°F, lower temperature, moderate rainfall. Common activities: enjoying relatively fewer tourists, exploring the island interior. Recommended clothing: warm jacket, long pants.
Mikunijima climatological average
Annual average temperature: approx. 74.5°F / Annual rainfall: approx. 2538 mm / Summer humidity: 75%–85% / Rainiest month: June
Mikunijima monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
63.9°F
99.7
February
65.1°F
123.1
March
67.3°F
219.9
April
72°F
188.6
May
74.3°F
335.7
June
79.3°F
438.2
July
84°F
154.8
August
84.2°F
328.2
September
82.2°F
175.4
October
79.9°F
121.4
November
75.9°F
189.8
December
66.2°F
163.9
Mikunijima weather for the next seven days
9/22
Tuesday
Sunny
81°F/79.5°F
9/23
Wednesday
Sunny
80.3°F/78.6°F
9/24
Thursday
Sunny
81.4°F/78.6°F
9/25
Friday
Patchy rain nearby
82°F/80.3°F
9/26
Saturday
Patchy rain nearby
82.7°F/79.9°F
9/27
Sunday
Overcast
83.5°F/80.6°F
9/28
Monday
Patchy rain nearby
82.4°F/81.1°F
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