Saint-Germain-en-Laye 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 Saint-Germain-en-Laye, Ile de France, France. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Seasonal sunshine in Saint-Germain-en-Laye varies. It peaks at 224 hours in July and drops to 58 hours in December. The total annual amount of sun is 1725 hours.

Daily hours of sunshine

In Saint-Germain-en-Laye, summer days are longer and more sunny, with daily sunshine hours peaking at 7.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.9 hours per day.

Average percent of sunshine

On average the sun shines 49% of the time during the day in August, the highest percentage of any month. January has the lowest percentage at 22%.

Saint-Germain-en-Laye enjoys an average of 1725 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

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

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

December, Saint-Germain-en-Laye’s wettest month, receives 58 mm (2.3 in) of rainfall and has a maximum daytime temperature of 9°C (48°F). During the driest month September you can expect a temperature of 22°C (72°F).

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