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Dongshan Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Dongshan, Yilan County, Taiwan. These averages rely on historical data collected over 30 years, from 1990 to 2020. Let's now guide you through the details for a complete overview.

Dongshan is known for its substantial rainfall, with annual precipitation reaching 3866 mm (152 in).

Monthly Precipitation Levels

The average number of days each month with precipitation (> 0.2 mm (0.01 in))

Dongshan experiences moderate seasonal variation in rainfall, with monthly averages ranging from 429 mm (17 in) in October, the wettest month, and 215 mm (8.5 in) in March, the driest month.

October, the wettest month, has a maximum daytime temperature of 25°C (77°F). The city receives 96 hours of sunshine in this period. During the driest month March you can expect a temperature of 21°C (70°F). For more detailed insights into the city's temperatures, visit our Dongshan Temperature page.

Annual Rainfall in Taiwan: City Comparison

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.

Annual
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Legend heavy rainfall high moderate low almost none
Heavy annual rainfall has been defined as more than 1000 mm (39 in) precipitation. High: 600 mm (24 in) to 1000 mm (39 in). Moderate: 250 mm (9.8 in) to 600 mm (24 in). Low: less than 250 mm (9.8 in).

Dongshan vs World: Rainfall Compared

Dongshan's average annual precipitation is 3866 mm (152 in). Let's compare this to some popular worldwide tourist destinations:

Seville, Spain, experiences 541 mm (21 in) of rainfall annually, with wet winters and dry summers typical of southern Spain.

In Shanghai, China, the annual average precipitation is 1347 mm (53 in), with a humid subtropical climate.

Melbourne, Australia, has 690 mm (27 in) of rainfall annually, spread fairly evenly throughout the year.

Singapore, situated near the equator, gets 2581 mm (102 in) of rainfall annually, with no distinct dry season and consistent monthly precipitation.

How is Precipitation Measured?

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.

Global Precipitation Patterns

Tropical Rainforests: In tropical regions, rainfall is generally abundant year-round. Areas near the equator, like the Amazon rainforest, can receive up to 3000 mm (118 in) of rain annually.

Desert Regions: Deserts such as the Sahara and Arabian deserts typically see less than 250 mm (9.8 in) of rainfall annually. Rainfall tends to be infrequent, but when it does occur, it is often intense.

Temperate Zones: In temperate regions, precipitation tends to be more evenly distributed, though areas closer to the ocean may see more rain in the winter months, and areas further inland experience drier summers.

Polar Regions: Precipitation in polar regions, like Antarctica, is extremely low, often falling as snow. Average annual precipitation in Antarctica is less than 200 mm (7.9 in), with some areas receiving as little as 50 mm (2 in) annually.

Interesting weather facts

  • Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
  • In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
  • Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.

For more detailed information about Dongshan's weather, including sunshine hours, humidity levels, and temperature data, visit our Dongshan Climate page.


Current rainfall in Dongshan

More climate data for Dongshan