Saint-Denis Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saint-Denis.
Climate overview of Saint-Denis
Saint-Denis, Ile de France, France, sees big temperature differences between seasons, with July peaking at 26°C (79°F) and January dropping to 8°C (46°F).
The city receives around 745 mm (29 in) of rain/snowfall per year. It experiences warm summers and cold winters. December is the wettest month and September the driest. The sunniest month is July, with 7.5 hours of sunshine per day on average.
Saint-Denis Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint-Denis - and find the best time to visit.
Monthly Temperature in Saint-Denis
Visitors to Saint-Denis can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 26°C (79°F) in July to a chilly 8°C (46°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saint-Denis
Generally, Saint-Denis experiences moderate precipitation patterns, averaging 745 mm (29 in) yearly. The wettest period in Saint-Denis occurs in December, which receives around 76 mm (3 in) of precipitation. During the driest month, September, Saint-Denis experiences moderate rainfall, totaling 52 mm (2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Saint-Denis Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Saint-Denis
In Saint-Denis, 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 average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Saint-Denis by Month
The relative humidity is high throughout the year in Saint-Denis.
The city experiences its highest humidity in November, reaching 84%. In April, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Saint-Denis
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in May, June, July, August, September, October and November and highest during January, February, March, April and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Saint-Denis
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: July and August
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Saint-Denis
What is the best time to visit Saint-Denis?
May, June, July, August and September typically offer the most optimal weather in Saint-Denis. In contrast, January, February and December tend to have less optimal conditions. Saint-Denis has warm summers and cold winters.
What temperatures can I expect in Saint-Denis?
Daytime highs range from 8°C (46°F) in January to 26°C (79°F) in July. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Saint-Denis get?
Annual rainfall is around 745 mm (29 in). December is the wettest month with 76 mm (3 in), while September is the driest with 52 mm (2 in).
How sunny is Saint-Denis?
Saint-Denis receives around 1,725 hours of sunshine per year. July is the sunniest month with 224 hours, while December is the cloudiest with just 58 hours.
Saint-Denis 3-Day Forecast
Saint-Denis 3-Day Forecast
Saint-Denis on the map
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