Climate averages 1991–2020
Marseille 15 weather
in December.
A cool, moderately wet month: the 11th warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Marseille 15: daytime highs average 11.0°C and nights cool to about 3.8°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 58 mm of rain on roughly 8 days, which makes December a moderately wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 02 min on an average December day.
The nearest other city in this atlas is Marseille (9 km away). In December its highs average 11.8°C, 0.8°C warmer than Marseille 15, with 70 mm of rain.
Among the 57 cities listed in France, Marseille 15 ranks 8th of 57 for the warmest December highs and 4th of 57 for the driest December (rainfall, lowest first). The mean December high of those 57 cities is 8.5°C; Marseille 15 is 2.5°C warmer than that mean.
From December to January, average highs fall by 0.5°C to 10.4°C, and monthly rainfall rises from 58 mm to 59 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Marseille 15 climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.4°C2.8°C | 2.8°C | 59 | 7.3 | 9.49 h |
| February | 11.3°C2.6°C | 2.6°C | 41 | 5.6 | 10.510 h |
| March | 14.8°C5.3°C | 5.3°C | 37 | 5.6 | 11.912 h |
| April | 17.6°C8.3°C | 8.3°C | 58 | 7.2 | 13.413 h |
| May | 21.7°C12.2°C | 12.2°C | 42 | 5.7 | 14.715 h |
| June | 26.3°C16.3°C | 16.3°C | 21 | 3.7 | 15.315 h |
| July | 29.3°C18.8°C | 18.8°C | 9.8 | 1.8 | 15.115 h |
| August | 29.1°C18.8°C | 18.8°C | 14 | 2.4 | 14.014 h |
| September | 24.3°C15.2°C | 15.2°C | 64 | 5.6 | 12.513 h |
| October | 19.5°C11.9°C | 11.9°C | 82 | 8.2 | 11.111 h |
| November | 14.2°C7.2°C | 7.2°C | 92 | 9.9 | 9.710 h |
| December, selected | 11.0°C3.8°C | 3.8°C | 58 | 7.8 | 9.09 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Marseille in DecemberFrance · 9 kmHigh 11.8°C · Low 6.4°C · 70 mm rain
- Aix-en-Provence in DecemberFrance · 19 kmHigh 10.6°C · Low 2.7°C · 60 mm rain
- Toulon in DecemberFrance · 54 kmHigh 12.1°C · Low 7.3°C · 71 mm rain
- Avignon in DecemberFrance · 78 kmHigh 10.8°C · Low 3.4°C · 55 mm rain
- Nîmes in DecemberFrance · 95 kmHigh 10.9°C · Low 4.0°C · 56 mm rain
- Montpellier in DecemberFrance · 122 kmHigh 11.1°C · Low 5.3°C · 63 mm rain
- Cannes in DecemberFrance · 135 kmHigh 12.0°C · Low 5.2°C · 79 mm rain
- Antibes in DecemberFrance · 145 kmHigh 12.0°C · Low 5.6°C · 79 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Marseille 15) is explained once on the Marseille 15 year overview and on the Sources, method and limits page.