Oshima Climate: Weather by Month and Best Time to Visit
Best months for Oshima: June, August, May, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | 3°C | 196 mm | 24 | – | – | 3.6 |
| February | 7°C | 3°C | 135 mm | 19 | – | – | 3.9 |
| March | 9°C | 5°C | 132 mm | 16 | – | – | 4.7 |
| April | 14°C | 10°C | 117 mm | 12 | – | – | 6.0 |
| May | 18°C | 14°C | 117 mm | 10 | – | – | 7.0 |
| June | 22°C | 19°C | 153 mm | 11 | – | – | 7.3 |
| July | 26°C | 23°C | 220 mm | 14 | – | – | 6.6 |
| August | 28°C | 25°C | 148 mm | 12 | – | – | 7.2 |
| September | 25°C | 22°C | 189 mm | 14 | – | – | 6.8 |
| October | 20°C | 16°C | 151 mm | 13 | – | – | 6.7 |
| November | 14°C | 11°C | 171 mm | 17 | – | – | 5.1 |
| December | 9°C | 6°C | 224 mm | 23 | – | – | 4.1 |