Donnaz Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Donnaz, Valle d'Aosta, Italy. Long-term data from 1990 to 2020 was used to calculate these averages. Now, let's break down all the details for a clearer picture.

Donnaz has a relatively rain/snowy climate with high precipitation levels, averaging 1395 mm (55 in) of rain/snowfall annually.

Monthly Precipitation Levels

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

While snow/rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 164 mm (6.5 in) of precipitation, spread over 13 snowy/rainy days.

In contrast, January experiences a drier climate, with about 77 mm (3 in) of snowfall spread across 12 snowy days.

November, the wettest month, has a maximum daytime temperature of 6°C (43°F). The city receives 95 hours of sunshine in this period. During the driest month January you can expect a temperature of 1°C (34°F). For more detailed insights into the city's temperatures, visit our Donnaz Temperature page.

Annual Rainfall in Italy: City Comparison

The map below shows the annual precipitation across Italy. 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).

Donnaz vs World: Rainfall Compared

Donnaz's average annual precipitation is 1395 mm (55 in). Let's compare this to some popular worldwide tourist destinations:

The city of Rome, Italy, has an average annual precipitation of 832 mm (33 in), spread fairly evenly throughout the year.

In Seoul, South Korea, the average annual precipitation is 1237 mm (49 in), with most rain falling during the summer monsoon season.

In Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.

Mumbai, India, experiences a tropical monsoon climate with 1860 mm (73 in) of annual rainfall, with the majority of precipitation happening during the monsoon season from June to September.

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

"Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
The greatest snowfall recorded was on Mt. Rainier, Washington State, USA—over 31.5 meters (103 feet) fell during the winter of 1972.

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

Current rainfall in Donnaz

10-Day Forecast