Gressoney-Saint-Jean Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Gressoney-Saint-Jean, Valle d'Aosta, Italy. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

If you're visiting Gressoney-Saint-Jean, timing is key. In July, you can enjoy up to 202 hours of sunshine, while the shorter days of December provide just 83 hours. The total annual amount of sun is 1685 hours.

Daily hours of sunshine

In Gressoney-Saint-Jean, summer days are longer and more sunny, with daily sunshine hours peaking at 6.7 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.8 hours per day.

Average percent of sunshine

On average the sun shines 69% of the time during the day in September, the highest percentage of any month. January has the lowest percentage at 53%.

Gressoney-Saint-Jean enjoys an average of 1685 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.

In contrast, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

May, Gressoney-Saint-Jean’s wettest month, receives 165 mm (6.5 in) of rainfall and has a maximum daytime temperature of 11°C (52°F). During the driest month February you can expect a temperature of -1°C (30°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Gressoney-Saint-Jean Precipitation page.