Troistorrents Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Troistorrents, Canton of Valais, Switzerland. The figures are based on a 30-year period (1990–2020) to provide a reliable average. Now, let's break down all the details for a clearer picture.

Troistorrents has a notably wet climate with abundant precipitation, recording 1869 mm (74 in) of rain/snowfall 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.

Monthly Precipitation Levels

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

While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 206 mm (8.1 in) of precipitation, spread over 17 rainy days.

In contrast, October experiences a drier climate, with about 123 mm (4.8 in) of rainfall spread across 13 rainy days.

June, the wettest month, has a maximum daytime temperature of 18°C (64°F). The city receives 255 hours of sunshine in this period. During the driest month October you can expect a temperature of 12°C (54°F). For more detailed insights into the city's temperatures, visit our Troistorrents Temperature page.

Troistorrents's average annual precipitation is 1869 mm (74 in). Let's compare this to some popular worldwide tourist destinations:

In Lisbon, Portugal, the average annual precipitation is 774 mm (30 in), characterized by wet winters and dry summers typical of the Mediterranean climate.

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

Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.

Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.

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 U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
• Approximately 70% of lightning bolts strike land rather than oceans.
• A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.

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