Yilan Climate: Weather by Month and Best Time to Visit
Best months for Yilan: September, June, May, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -13°C | -24°C | 5 mm | 1 | – | – | 4.9 |
| February | -7°C | -20°C | 6 mm | 2 | – | – | 4.9 |
| March | 2°C | -10°C | 18 mm | 4 | – | – | 4.5 |
| April | 12°C | 1°C | 37 mm | 7 | – | – | 6.4 |
| May | 20°C | 8°C | 63 mm | 11 | – | – | 7.3 |
| June | 25°C | 15°C | 84 mm | 13 | – | – | 7.4 |
| July | 27°C | 18°C | 115 mm | 13 | – | – | 7.1 |
| August | 26°C | 16°C | 115 mm | 13 | – | – | 7.2 |
| September | 21°C | 9°C | 55 mm | 9 | – | – | 7.7 |
| October | 12°C | 0°C | 40 mm | 7 | – | – | 6.3 |
| November | -1°C | -10°C | 18 mm | 5 | – | – | 4.5 |
| December | -11°C | -21°C | 10 mm | 3 | – | – | 4.7 |