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Average Monthly Sunshine in Rosny-sous-Bois

The graphs on this page shows the average number of hours per month and per day that Rosny-sous-Bois receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine


Seasonal sunshine in Rosny-sous-Bois varies. It peaks at 224 hours in July and drops to 58 hours in December. The total annual amount of sun is 1735 hours.

Daily hours of sunshine


In Rosny-sous-Bois, 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.

Rosny-sous-Bois’s total hours of sunshine compared to other major cities

Rosny-sous-Bois enjoys an average of 1735 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

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

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

December, Rosny-sous-Bois’s wettest month, receives 59 mm of rainfall and has a maximum daytime temperature of 9°C. During the driest month September you can expect a temperature of 22°C.

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


Forecast: is it sunny in Rosny-sous-Bois?

Wed   Dec 25
11°C | 8°C
NE 2 m/s
0.2 mm
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

Thu   Dec 26
11°C | 5°C
NE 4 m/s
almost clear and no rain

almost clear and no rain

Fri   Dec 27
7°C | 1°C
N 3 m/s
clear and no rain

clear and no rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Rosny-sous-Bois.

Our site offers climate and forecast data for every country in the world. Are you going to France? On this website you can find historical weather averages for many cities in France. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.