Miyakojima weather by month & the best time to visit

🇯🇵 Japan · beach resort · tropical monsoon climate

The best time to visit Miyakojima is February — its sunniest month (Sunshine Score 80/100), with January and December close behind. Miyakojima averages about 2,008 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 55 mm of rain in February.

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Sun hours / year

2,008

Sunniest month

February

Peak score

80/100

Rain / year

1,528 mm

Midday UV at peak

11 (extreme)

Sea at warmest

31°C / 88°F

Population

55k

Elevation

43 m

When is the best time to visit Miyakojima?

For sunshine, the best time to visit Miyakojima is February, then January and December. The dullest month is May (63/100, 184 mm of rain). The full month-by-month picture is in the table below.

How sunny is Miyakojima?

Miyakojima gets a moderate 2,008 hours of sunshine a year. February (80/100) is noticeably better than May (63). It ranks #4 of 79 destinations in Japan for annual sunshine, above the national median of 1,773 hours. The year's 1,528 mm of rain spreads fairly evenly across the months, with no pronounced dry season.

Sunshine Score by month

Sea temperature in Miyakojima by month

The sea off Miyakojima is warmest in July at around 31°C / 88°F, and coolest in January at 23°C / 73°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.

See Miyakojima on the interactive sunshine globe →

Nearby places for sunshine

• Miyakojima Japan · 16 km · best in Feb · 2,008 h sun/yr
• Ishigaki Japan · 115 km · best in Feb · 1,858 h sun/yr
• Naha Japan · 283 km · best in Feb · 1,823 h sun/yr
• Taoyuan Taiwan · 411 km · best in Dec · 1,334 h sun/yr
• Taichung (Qingshui) Taiwan · 476 km · best in Feb · 1,740 h sun/yr
• Taitung Taiwan · 483 km · best in Feb · 1,763 h sun/yr

Nearest destinations

• Tarama Japan · 64 km · 1,859 h sun/yr · best in Feb
• Kumejima Japan · 226 km · 1,729 h sun/yr · best in Feb
• Yonaguni Japan · 237 km · 1,466 h sun/yr · best in Feb
• Aguni Japan · 280 km · 1,823 h sun/yr · best in Feb

Head-to-head

How Miyakojima compares month by month: Miyakojima vs Naha · Miyakojima vs Ishigaki · all comparisons