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Island in Okinawa, Japan

Miyakojima weather by month and the best time to visit

Updated October 2026Sources
Apr–Jun, Sep–OctBest time to visit

When to go to Miyakojima

Apr–Oct is warm enough for swimming; the rainy season peaks in May–June. Jul–Sep is hot with typhoon risk. Winter is mild but windy and cool.

Miyakojima weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
15°20°25°30°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January20°C69°F19°C65°F68 mm77%Pleasant
February21°C69°F19°C66°F55 mm79%Pleasant
March22°C71°F20°C67°F78 mm79%Pleasant
April24°C74°F22°C72°F120 mm82%Pleasant
May26°C78°F25°C76°F184 mm85%Rainy
June28°C82°F27°C81°F221 mm87%Rainy
July29°C84°F28°C83°F124 mm83%Pleasant
August29°C84°F28°C83°F205 mm83%Rainy
September28°C83°F28°C82°F191 mm81%Rainy
October26°C80°F26°C78°F117 mm78%Pleasant
November24°C76°F23°C74°F92 mm78%Pleasant
December22°C71°F20°C69°F73 mm76%Pleasant

Best months across Japan

PlaceBest monthsWarmest month
TokyoMar–May, Oct–NovAug (30°C)
KyotoMar–May, Oct–NovAug (31°C)
OsakaMar–May, Oct–NovAug (32°C)
HiroshimaMar–May, Oct–NovAug (32°C)
NaraMar–May, Oct–NovAug (31°C)
SapporoFeb, Jun–SepAug (26°C)
OkinawaApr–Jun, Oct–NovAug (30°C)
HakoneApr–May, Oct–DecAug (24°C)
FukuokaMar–May, Oct–NovAug (32°C)
KawaguchikoOct–FebAug (26°C)
NisekoJul–Aug, Dec–MarAug (24°C)
YokohamaMar–May, Oct–NovAug (31°C)
KanazawaApr–May, Oct–NovAug (31°C)
TakayamaApr–May, Oct–NovAug (29°C)
NagoyaMar–May, Oct–NovAug (31°C)
NikkoMay, Jul–Aug, Oct–NovAug (28°C)
KamakuraMar–May, Oct–NovAug (31°C)
KobeMar–May, Oct–NovAug (30°C)
HakubaJan–Feb, Jul–SepAug (28°C)
IshigakiApr–May, Jul, Sep–OctJul (29°C)
NagasakiMar–May, Oct–NovAug (31°C)
Shirakawa-goFeb, May, Oct–NovAug (28°C)
MiyakojimaApr–Jun, Sep–OctJul (29°C)
HakodateJun–OctAug (25°C)
OtaruFeb, Jun–SepAug (26°C)
BeppuMar–May, Oct–NovAug (31°C)
MatsumotoApr–May, Sep–NovAug (29°C)
KoyasanApr–May, Oct–NovAug (27°C)
FuranoJan–Feb, Jul–AugAug (25°C)
SendaiApr–May, Sep–NovAug (29°C)

Quick answers

What is the best month to visit Miyakojima?

Apr–Jun, Sep–Oct. Apr–Oct is warm enough for swimming; the rainy season peaks in May–June. Jul–Sep is hot with typhoon risk. Winter is mild but windy and cool.

When is the rainy season in Miyakojima?

Rain peaks in June with about 221 mm. Months with 150 mm or more: May–Jun, Aug–Sep.

What is the hottest month in Miyakojima?

July, with average highs of 29°C (84°F).

How cold does Miyakojima get?

The coolest nights are in January, averaging 19°C (65°F).

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.