Climate of Yilan, Taiwan
Area-weighted average across Yilan. For where people actually live and travel, see the cities below.
Yilan, a subdivision of Taiwan, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 12.1°C / 53.8°F in January to 23.5°C / 74.3°F in July, with rainfall from 127 mm / 5 in to 397 mm / 15.6 in depending on the season (2897 mm / 114.1 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 12.1°C53.8°F | 127 mm5″ | — |
| February | 12.5°C54.5°F | 147 mm5.8″ | — |
| March | 14.7°C58.5°F | 185 mm7.3″ | — |
| April | 17.7°C63.9°F | 180 mm7.1″ | — |
| May | 20.1°C68.2°F | 281 mm11.1″ | — |
| June | 22.2°C72°F | 298 mm11.7″ | — |
| July | 23.5°C74.3°F | 312 mm12.3″ | — |
| August | 23.1°C73.6°F | 355 mm14″ | — |
| September | 21.7°C71.1°F | 397 mm15.6″ | — |
| October | 19.4°C66.9°F | 316 mm12.4″ | — |
| November | 16.4°C61.5°F | 166 mm6.5″ | — |
| December | 13.4°C56.1°F | 133 mm5.2″ | — |
Frequently asked questions
What is the best time to visit Yilan?
Yilan, Taiwan does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 23.5°C / 74.3°F, and the driest is January at 127 mm / 5 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Yilan?
Yilan, Taiwan has area-weighted monthly average temperatures ranging from 12.1°C / 53.8°F in January to 23.5°C / 74.3°F in July. Annual rainfall averages about 2897 mm / 114.1 in, with the wettest month being September (397 mm / 15.6 in) and the driest January (127 mm / 5 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Yilan?
The hottest month in Yilan is July, with an area-wide average temperature of 23.5°C / 74.3°F.
What is the coldest month in Yilan?
The coldest month in Yilan is January, with an area-wide average temperature of 12.1°C / 53.8°F.
When does it rain most in Yilan?
The wettest month in Yilan is September, averaging about 397 mm / 15.6 in of rainfall. The driest is January with about 127 mm / 5 in.