One of the most beautiful areas of Taiwan
Taroko National Park in Taiwan is a must see! Expect fantastic gorges, marble cliffs, waterfalls and an abundance of hiking trails.
This page shows both the average monthly rainfall and the number of rainy days in Xiyu, Penghu County, Taiwan. The figures are based on a 30-year period (1990–2020) to provide a reliable average. Let's explore the details to provide you with a complete overview.
Xiyu has a notably wet climate with abundant precipitation, recording 1380 mm (54 in) of rainfall per year. It does, however, have a distinct rainy season during certain months. Have a look at our detailed charts below to see how precipitation varies throughout the year.
The seasons in Xiyu, bring significant changes in precipitation. The wettest month, August, receives heavy rainfall, with an average of 252 mm (9.9 in) of precipitation. This rainfall is distributed across 15 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 38 mm (1.5 in) over 12 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.August, the wettest month, has a maximum daytime temperature of 30°C (86°F). The city receives 239 hours of sunshine in this period. During the driest month January you can expect a temperature of 20°C (68°F). For more detailed insights into the city's temperatures, visit our Xiyu Temperature page.
Browse day-by-day precipitation records for Xiyu spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
The map below shows the annual precipitation across Taiwan. You can also select the different months in case you are interested in a specific month.
Xiyu's average annual precipitation is 1380 mm (54 in). Let's compare this to some popular worldwide tourist destinations:
In Barcelona, Spain, the average annual precipitation is 620 mm (24 in), evenly distributed across the year with no extreme wet or dry seasons.
Osaka, Japan, experiences 1507 mm (59 in) of rainfall annually, spread across the year with wetter summers.
In Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.
Ho Chi Minh City, Vietnam, receives 1955 mm (77 in) of annual rainfall, with a pronounced wet season from May to November, typical of its tropical monsoon climate.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
The proximity of a location to a large body of water can significantly affect its rainfall patterns:
For more detailed information about Xiyu's weather, including sunshine hours, humidity levels, and temperature data, visit our Xiyu Climate page.
Pick a month to see the average temperature, rainfall and sunshine in Xiyu - and find the best time to visit.
Temperature Rainfall Sunshine Humidity
See the full Xiyu climate overview or explore weather in Taiwan.
Where to go in October - average daytime high across popular destinations.
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