Cannes weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Poor
Best time to visit: June – September
What is the weather like in Cannes in December?
In December, Cannes is cool: daytime highs average 12 °C, and nights cool down to about 6 °C. The sea averages 15.8 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 8 days, adding up to 85 mm. All in all, December is not an ideal month for a holiday in Cannes.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 22 | 21 | 22 |
| Day | 15° | 12° | 11° |
| Night | 9° | 6° | 5° |
| Sea | 18° | 16° | 14° |
| Sun | 5 h | 5 h | 5 h |
| Rain days | 10 | 8 | 7 |
More details for December
- Daylight
- 8 h 58 min07:58 – 16:56
- UV index
- 1 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 16 km/haverage daily peak
- Cloud cover
- 48 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 1 day1 cm or more of fresh snow
- Time zone
- UTC+1Europe/Paris
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %28 %
- Few rainy daysweight 20 %74 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in December
- A jumper for the evenings
Cannes in December: quick answers
Is Cannes hot in December?
No. In December, Cannes is cool: daytime highs average 12 °C and nights drop to about 6 °C.
Can you swim in Cannes in December?
Only if you don't mind cold water: in December the sea averages just 15.8 °C. Comfortable swimming is possible from June to October.
Does it rain much in Cannes in December?
Rain falls on about 8 days, adding up to 85 mm.
Cannes month by month
The whole year in CannesAll destinations: FranceWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)