Mérignac in december: average Weather, Temperature and Climate
Weather in Mérignac in december 2026
The weather in Mérignac in december comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
bad weather 10.3cm
Weather at 6am
45°F
Clear/Sunny
31% of time
20%
16%
16%
Weather at 12pm
52°F
Clear/Sunny
34% of time
24%
20%
16%
Weather at 6pm
49°F
Clear/Sunny
34% of time
21%
18%
17%
Weather at 3am
47°F
30%
19%
17%
16%
Evolution of daily average temperature and precipitation in Mérignac in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Mérignac in december.
The climate of Mérignac in december is bad
In december in Mérignac, the climate is wet (with 3.4in of rainfall over 6 days). It should be noted an improvement from the previous month since in november it receives an average of 3.7in of precipitation over 6 days.
The climate is fairly cold in this location the month of december, but it is bearable when dressing cosy. Temperatures are up to 54°F. In the morning the temperature drops to 45°F. Thus, the mean temperature average in december in Mérignac is 49°F. Note that these seasonal averages are in contrast with those observed in Mérignac in december with a maximum record of 67°F in 2021 and a minimum record of 27°F in 2009.
Day length in Mérignac in december is 08:49. The sun rises at 08:33 and sunset is at 17:22.
With an unfavorable weather, the month of december is not the best time to go in this locality in Aquitaine.
December: another location in Gironde?
If you want to go to Gironde in december, there are destinations with better weather than Mérignac:
In december, Arcachon, Dune of Pilat, Le Cap Ferret, Lège-Cap-Ferret, Andernos-les-Bains and Arès have a tolerable climate, but better than Mérignac.
Seasonal average climate and temperature of Mérignac in december
Check below seasonal norms These statistics are set from the weather statements of the last years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 49°F | ||||
| Highest temperature | 54°F | ||||
| Lowest temperature | 45°F | ||||
| Highest record temperature | 67°F (2021) | ||||
| Lowest record temperature | 27°F (2009) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 2 day(s) (6%) | ||||
| Wind | |||||
| Wind speed | 14km/h | ||||
| Wind temperature | 41°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.4in | ||||
| Number of days with rainfall | 6 day(s) (19%) | ||||
| Record daily rainfall | 2.2in (2017) | ||||
| Snowfall | 10.3cm | ||||
| Other climate data | |||||
| Humidity | 89% | ||||
| Visibility | 8.75km | ||||
| Cloud cover | 48% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 7 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 08:33 | ||||
| Time of sunset | 17:22 | ||||
| Length of day | 08:49 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Mérignac in december 2025:
40°F to 50°F
47°F to 50°F
45°F to 54°F
47°F to 52°F
43°F to 54°F
56°F to 59°F
56°F to 65°F
50°F to 61°F
50°F to 61°F
52°F to 54°F
49°F to 58°F
49°F to 58°F
47°F to 58°F
45°F to 58°F
47°F to 59°F
49°F to 58°F
50°F to 58°F
49°F to 59°F
50°F to 52°F
49°F to 54°F
49°F to 50°F
41°F to 49°F
45°F to 49°F
38°F to 43°F
29°F to 40°F
36°F to 52°F
43°F to 56°F
41°F to 54°F
41°F to 54°F
36°F to 45°F
31°F to 43°F
Map: other cities in Gironde in december
Cities near Mérignac:
| Pessac in december | bad weather |
| Bordeaux in december | bad weather |
| Talence in december | bad weather |
| Le Barp in december | bad weather |
| Blaye in december | bad weather |
| Audenge in december | tolerable weather |
| Biganos in december | tolerable weather |
| Lanton in december | tolerable weather |
| Le Porge in december | bad weather |
| Libourne in december | bad weather |
| Mios in december | tolerable weather |
| Lacanau in december | bad weather |
Click over cities on the map for information about the weather in december.
Mérignac
perfect weather
good
tolerable
bad
very bad
Weather data for Mérignac in december:
Weather data for Mérignac for december are derived from an average of the weather forecast since 2009 in Mérignac. There is a margin of error and these forecasts are to be considered as general information only. The weather in Mérignac can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Mérignac.