Castellane Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Castellane.
Climate overview of Castellane
Temperatures in Castellane, Provence-Alpes-Côte d'Azur, France, vary greatly throughout the year. August is the hottest month at 25°C (77°F), while January is the coldest at 8°C (46°F).
The city has a wet climate, receiving around 1057 mm (42 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. November is the wettest month. July is the sunniest month, averaging 11.6 hours of sunshine per day.
Castellane Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castellane - and find the best time to visit.
Monthly Temperature in Castellane
The climate in Castellane is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 25°C (77°F) in August to a chilly 8°C (46°F) in January.
Nighttime temperatures range from 13°C (55°F) in August to -2°C (28°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Castellane
Castellane has a notably wet climate with abundant precipitation, recording 1057 mm (42 in) of rain/snowfall per year. The seasons in Castellane bring significant changes in precipitation. The wettest month, November, receives high rainfall, with an average of 128 mm (5 in) of precipitation. This rainfall is distributed across 11 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 52 mm (2 in) over 8 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Castellane 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 Castellane
In Castellane, summer days are longer and more sunny, with daily sunshine hours peaking at 11.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.0 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Castellane by Month
The relative humidity is high throughout the year in Castellane.
The city experiences its highest humidity in October, reaching 78%. In March, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Castellane
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July, August and September
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Castellane
What is the best time to visit Castellane?
June, July, August and September typically offer the most optimal weather in Castellane. In contrast, January, February, November and December tend to have less optimal conditions. Castellane has warm summers and cold winters.
What temperatures can I expect in Castellane?
Daytime highs range from 8°C (46°F) in January to 25°C (77°F) in August. Nighttime lows range from -2°C (28°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Castellane get?
Annual rainfall is around 1057 mm (42 in). November is the wettest month with 128 mm (5 in), while August is the driest with 52 mm (2 in).
How sunny is Castellane?
Castellane receives around 2,667 hours of sunshine per year. July is the sunniest month with 347 hours, while December is the cloudiest with just 119 hours. Overall, Castellane enjoys abundant sunshine.
Castellane 3-Day Forecast
Castellane on the map
Castellane is highlighted - select any city to see its climate.
Popular this month
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most charming villages in France
Discover France's top 10 beautiful villages. From Normandy to the Côte d'Azur, experience quaint squares and cobbled streets. Which one will you visit this summer?
An alternative way to discover Paris
From street art, vintage shops, vegetarian cafes, to amazing cultural events, Paris has much to offer for the creative traveler. An overview of sights that you must see if you want to visit this city in an alternative way.
Nature is allowed to take its course in the Ardeche
The Ardèche is France at its most beautiful. The authentic villages and breathtaking mountainous landscapes are one of the main reasons. he climate in Ardèche is very pleasant. Temperatures are high during summer and it is often very sunny.
Explore the natural wonders of Corsica
Corsica offers an abundance of incredible natural wonders to explore. This stunning Mediterranean island is a paradise for outdoor enthusiasts and nature lovers alike.