Yoron weather by month & the best time to visit
Japan · beach resort · tropical rainforest climate

The best time to visit Yoron is December — its sunniest month (Sunshine Score 74/100), with November and February close behind. Yoron averages about 1,809 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 85 mm of rain in December.
When is the best time to visit Yoron?
For sunshine, the best time to visit Yoron is December, then November and February. The dullest month is April (62/100, 159 mm of rain). The full month-by-month picture is in the table below.
How sunny is Yoron?
Yoron gets a moderate 1,809 hours of sunshine a year. Conditions barely change through the year — only 12 Sunshine Score points separate December from April. It ranks #35 of 79 destinations in Japan for annual sunshine, above the national median of 1,773 hours. The year's 1,830 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 69 | 19° / 66°F | 17° / 63°F | 76 mm | 4 | 23° / 73°F |
| February | 70 | 19° / 66°F | 17° / 63°F | 71 mm | 5 | 22° / 72°F |
| March | 70 | 20° / 68°F | 18° / 64°F | 106 mm | 6 | 22° / 72°F |
| April | 62 | 22° / 72°F | 20° / 68°F | 159 mm | 7 | 24° / 75°F |
| May | 62 | 24° / 75°F | 23° / 73°F | 242 mm | 7 | 25° / 77°F |
| June | 62 | 27° / 81°F | 26° / 79°F | 324 mm | 8 | 26° / 79°F |
| July | 62 | 29° / 84°F | 28° / 82°F | 155 mm | 10 | 30° / 86°F |
| August | 62 | 29° / 84°F | 28° / 82°F | 180 mm | 10 | 31° / 88°F |
| September | 62 | 29° / 84°F | 27° / 81°F | 199 mm | 8 | 30° / 86°F |
| October | 64 | 26° / 79°F | 25° / 77°F | 139 mm | 7 | 29° / 84°F |
| November | 72 | 24° / 75°F | 22° / 72°F | 94 mm | 5 | 27° / 81°F |
| December | 74 | 20° / 68°F | 19° / 66°F | 85 mm | 3 | 24° / 75°F |
Sea temperature in Yoron by month
The sea off Yoron is warmest in August at around 31°C / 88°F, and coolest in February at 22°C / 72°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.
Nearest destinations
Yoron: questions and answers
What kind of destination is Yoron?
Yoron is a beach resort in Japan with a tropical rainforest climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Yoron get a year?
Yoron gets about 1,809 hours of sunshine a year, at its best around December.
When is the best time to visit Yoron?
The sunniest time to visit Yoron is December, when the Sunshine Score peaks at 74/100 (with November and February close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Yoron?
April is the least sunny month in Yoron, scoring 62/100 with about 159 mm of rain.
What is the sea temperature in Yoron?
The sea in Yoron ranges from about 22°C (February) to 31°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Yoron?
The typical midday UV index in Yoron peaks around 10 (very high) in July, easing to about 3 (moderate) in December. Month-by-month midday UV values are in the UV column of the table on this page.
Put the Yoron sunshine badge on your site
A compact badge showing Yoron's sunshine at a glance — free to embed under CC BY 4.0. Paste this wherever you'd like it to appear:
Live preview — this is exactly what your readers see: