Temperature
Cool by day, brisk at night.
Yakushima is usually most comfortable in April and November. Typical daytime highs range from 43–67°F across the year. Rain is frequent in many months.

Cool by day, brisk at night.
Rain is frequent. About 14 wet days, the lowest monthly average.
Cloudier spells limit sunshine.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 40° and nights feel near 39°.
Mostly cloudy skies this month.
Wind is more noticeable in November; open areas can feel blustery.
November stays around 51°F through the day and night.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 43 | 38 | 5.4 | 16 | 5.7 | 66 |
| Feb | 44 | 39 | 5.8 | 15 | 6.6 | 67 |
| Mar | 48 | 44 | 7.3 | 16 | 7.2 | 68 |
| Apr | 53 | 49 | 9.1 | 15 | 8.5 | 70 |
| May | 57 | 53 | 13.5 | 18 | 8.8 | 75 |
| Jun | 62 | 59 | 16.7 | 18 | 7.4 | 84 |
| Jul | 66 | 64 | 7.8 | 18 | 10.8 | 86 |
| Aug | 67 | 65 | 8.7 | 17 | 11.2 | 83 |
| Sep | 66 | 64 | 5.5 | 17 | 9.6 | 79 |
| Oct | 61 | 58 | 7.4 | 15 | 8.3 | 71 |
| Nov | 54 | 50 | 5.7 | 14 | 7.1 | 66 |
| Dec | 46 | 41 | 4.8 | 15 | 6.1 | 65 |
Similar climates
Want a side-by-side climate view? Compare Yakushima with Pucon.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology