Taoyuan vs Ishigaki: which is sunnier?
🇹🇼 Taiwan vs 🇯🇵 Japan · 313 km apart · long-term climate normals (NASA POWER, 2001–2020)
Ishigaki is the sunnier overall: about 1,858 hours of sunshine a year to Taoyuan's 1,334. Ishigaki has the higher Sunshine Score in 11 of 12 months; the other 1 is within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Taoyuan | Ishigaki | |
|---|---|---|
| Sunshine hours / year | 1,334 | 1,858 |
| Sunniest month | December (68/100) | February (77/100) |
| Nov–Feb average score | 64/100 | 75/100 |
| Jun–Aug average score | 59/100 | 64/100 |
| Rain / year | 1,915 mm | 1,491 mm |
| Warmest sea | 31°C / 88°F | 31°C / 88°F |
| Peak midday UV | 10 (very high) | 11 (extreme) |
Taoyuan vs Ishigaki month by month
| Month | Sunshine Score | Day high °C | Rain mm | Sea °C | ||||
|---|---|---|---|---|---|---|---|---|
| Taoyuan | Ishigaki | Taoyuan | Ishigaki | Taoyuan | Ishigaki | Taoyuan | Ishigaki | |
| January | 57 | 76 | 18° | 21° | 95 | 73 | 20° | 24° |
| February | 64 | 77 | 19° | 21° | 88 | 69 | 20° | 24° |
| March | 63 | 75 | 22° | 22° | 126 | 80 | 21° | 23° |
| April | 64 | 70 | 25° | 24° | 122 | 106 | 26° | 26° |
| May | 59 | 62 | 28° | 26° | 227 | 161 | 26° | 28° |
| June | 59 | 62 | 30° | 28° | 270 | 182 | 28° | 29° |
| July | 59 | 67 | 32° | 29° | 169 | 120 | 31° | 31° |
| August | 59 | 62 | 31° | 29° | 263 | 199 | 30° | 31° |
| September | 59 | 62 | 29° | 28° | 243 | 195 | 30° | 30° |
| October | 66 | 67 | 26° | 27° | 109 | 125 | 27° | 29° |
| November | 66 | 71 | 23° | 25° | 107 | 99 | 24° | 27° |
| December | 68 | 74 | 20° | 22° | 96 | 82 | 20° | 25° |
The sunnier month by month: Jan Ishigaki · Feb Ishigaki · Mar Ishigaki · Apr Ishigaki · May Ishigaki · Jun Ishigaki · Jul Ishigaki · Aug Ishigaki · Sep Ishigaki · Oct even · Nov Ishigaki · Dec Ishigaki.
When to pick which
- November–February: Ishigaki (average score 75/100 vs 64). Ishigaki is the warmer, around 22°C daytime highs vs 20°C. See the winter sun ranking.
- March–May: Ishigaki (average score 69/100 vs 62). Daytime highs are similar (25°C vs 24°C).
- June–August: Ishigaki (average score 64/100 vs 59). Taoyuan is the warmer, around 31°C daytime highs vs 29°C.
- September–October: too close to call — Taoyuan averages 63/100, Ishigaki 65/100. Daytime highs are similar (28°C vs 28°C).
Sea temperature
Both seas peak at 31°C / 88°F. Swimmable water (21°C+): Taoyuan about 9 months a year, Ishigaki all year. Month-by-month sea temperatures are in the table above.
Full month-by-month guides: Taoyuan weather by month · Ishigaki weather by month · Best time to visit Taiwan · Best time to visit Japan.
More comparisons: Taoyuan vs Taichung (Qingshui) · Taoyuan vs Fuzhou (Changle) · Taoyuan vs Matsu (Nangan) · Ishigaki vs Miyakojima · Ishigaki vs Miyakojima · all head-to-heads