Granville Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Granville, Lower Normandy, France. This average is based on long-term data collected between 1990 and 2020. Now, let's break down all the details for a clearer picture.

Granville is known for its substantial rainfall, with annual precipitation reaching 1193 mm (47 in).

Monthly Precipitation Levels

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

Granville can be quite wet during December, receiving approximately 151 mm (5.9 in) of precipitation over 18 rainy days.

In contrast July, experiences much drier conditions, with 69 mm (2.7 in) of rainfall, spread across 10 rainy days.

December, the wettest month, has a maximum daytime temperature of 11°C (52°F). The city receives 66 hours of sunshine in this period. During the driest month July you can expect a temperature of 20°C (68°F). For more detailed insights into the city's temperatures, visit our Granville Temperature page.

Annual Rainfall in France: City Comparison

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

Granville vs World: Rainfall Compared

Granville's average annual precipitation is 1193 mm (47 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.

Beijing, China, receives 560 mm (22 in) of annual precipitation, concentrated in the summer months.

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

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.

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

Current rainfall in Granville

10-Day Forecast