Yuanshan Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Yuanshan.

Climate overview of Yuanshan

The climate in Yuanshan, Taiwan, is marked by large temperature swings across the seasons, ranging from 31°C (88°F) in July to 17°C (63°F) in January.

The city has a wet climate, receiving around 3409 mm (134 in) of rainfall per year. Despite the high annual total, it has very warm summers and mild winters. June is the wettest month. Sunshine peaks in July, when the city sees around 7.5 hours of sunshine per day.

Yuanshan Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Yuanshan - and find the best time to visit.

Monthly Temperature in Yuanshan

In Yuanshan, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a moderate 17°C (63°F) in January.

Nighttime temperatures range from 24°C (75°F) in July to 11°C (52°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Yuanshan

Yuanshan experiences significant rainfall throughout the year, averaging 3409 mm (134 in) of precipitation annually. The seasons in Yuanshan bring significant changes in precipitation. The wettest month, June, receives heavy rainfall, with an average of 392 mm (15 in) of precipitation. This rainfall is distributed across 20 rainy days.

In contrast, the driest month, March, experiences much less rainfall, totaling 156 mm (6.1 in) over 21 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Yuanshan Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Yuanshan

In Yuanshan, summer days are longer and more sunny, with daily sunshine hours peaking at 7.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. February sees a soft sun for only 2.1 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Yilan City, Taiwan (8 KM, 5 Miles).

Daily hours of sunshine

Data from: Yilan City, Taiwan (8 KM, 5 Miles).

Humidity in Yuanshan by Month

Best Time to Visit Yuanshan

The most comfortable overall weather for exploring Yuanshan is usually found in March. Conditions are generally least comfortable in May, June, July, August, September, October, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: March
  • Warmest weather: June, July and August
  • Most sunshine: July
  • Seasonal pattern: Very warm summers and mild winters

Frequently asked questions about the climate in Yuanshan

What is the best time to visit Yuanshan?

March typically offers the most optimal weather in Yuanshan. In contrast, May, June, July, August, September, October, November and December tend to have less optimal conditions. Yuanshan has very warm summers and mild winters.

What temperatures can I expect in Yuanshan?

Daytime highs range from 17°C (63°F) in January to 31°C (88°F) in July. Nighttime lows range from 11°C (52°F) to 24°C (75°F). Temperatures vary considerably through the year.

How much rain does Yuanshan get?

Annual rainfall is around 3409 mm (134 in). June is the wettest month with 392 mm (15 in), while March is the driest with 156 mm (6.1 in).

How sunny is Yuanshan?

Yuanshan receives around 1,391 hours of sunshine per year. July is the sunniest month with 224 hours, while February is the cloudiest with just 64 hours.

Yuanshan 3-Day Forecast

Yuanshan on the map

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