Troisdorf Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Troisdorf, North Rhine-Westphalia, Germany. This average is based on long-term data collected between 1990 and 2020. Let's now guide you through the details for a complete overview.

Generally, Troisdorf receives mid-range precipitation levels, with 970 mm (38 in) annually.

Monthly Precipitation Levels

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

Troisdorf experiences moderate seasonal variation in rainfall, with monthly averages ranging from 100 mm (3.9 in) in December, the wettest month, and 60 mm (2.4 in) in April, the driest month.

December, the wettest month, has a maximum daytime temperature of 7°C (45°F). The city receives 41 hours of sunshine in this period. During the driest month April you can expect a temperature of 16°C (61°F). For more detailed insights into the city's temperatures, visit our Troisdorf Temperature page.

Annual Rainfall in Germany: City Comparison

The map below shows the annual precipitation across Germany. You can also select the different months in case you are interested in a specific month.

Annual

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).

Troisdorf vs World: Rainfall Compared

Troisdorf's average annual precipitation is 970 mm (38 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.

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

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.

Rainy Seasons: Many parts of the world have well-defined wet seasons where precipitation is distinctly higher. These are normally accompanied by lush vegetation and temperature patterns.

Dry Seasons: In areas where the climate is either desert or Mediterranean, the amount of precipitation is drastically reduced, leading to a shortage of water and arid conditions.

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 Troisdorf's weather, including sunshine hours, humidity levels, and temperature data, visit our Troisdorf Climate page.

Current rainfall in Troisdorf

10-Day Forecast