Siena in december: average Weather, Temperature and Climate
Weather in Siena in december 2024
The weather in Siena in the month of 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
very bad weather 10.1cm
Weather at 6am
40°F
Clear/Sunny
41% of time
17%
16%
11%
Weather at 12pm
50°F
Clear/Sunny
40% of time
27%
13%
11%
Weather at 6pm
43°F
Clear/Sunny
41% of time
20%
12%
11%
Weather at 3am
41°F
41%
17%
15%
12%
Evolution of daily average temperature and precipitation in Siena in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Siena in december.
The climate of Siena in december is very bad
The weather in december in Siena is wet (with 3.1in of precipitation over 5 days). It should be noted a worsening from the previous month since in november there is an average of 4.2in of precipitation over 6 days.
The climate is fairly fresh in that area this month, but it is bearable by dressing warm. The thermometer averaged maximum of 52°F. The minimum is 40°F. Thus, the mean temperature average on this month of december in Siena is 45°F. Note that these seasonal averages are in contrast with those observed in Siena in the month of december with a maximum record of 61°F in 2014 and a minimum record of 20°F in 2009. You can expect to have about 5 days with temperatures under 32°F, or 16% of time.
On average, in Siena, the days of december last 08:58. Sunrise is at 07:41 and sets at 16:39.
With a bad climate, this month is not recommended to go in Siena in Italy.
December: another location in Italy?
If you want to go to Italy in december, there are destinations with better weather than Siena:
In december, Sicily, Lecce, Capri and Gallipoli have good weather.
Finally, Rome, Bari, Naples, Sardinia, Amalfi and Amalfi Coast have a tolerable climate, but better than Siena.
Seasonal average climate and temperature of Siena in december
Check below seasonal norms These datas are compiled from the weather statements of the past years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 45°F | ||||
| Highest temperature | 52°F | ||||
| Lowest temperature | 40°F | ||||
| Highest record temperature | 61°F (2014) | ||||
| Lowest record temperature | 20°F (2009) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 5 day(s) (16%) | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 38°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.1in | ||||
| Number of days with rainfall | 5 day(s) (16%) | ||||
| Record daily rainfall | 2.1in (2010) | ||||
| Snowfall | 10.1cm | ||||
| Other climate data | |||||
| Humidity | 89% | ||||
| Visibility | 8.5km | ||||
| Cloud cover | 41% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 8 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:41 | ||||
| Time of sunset | 16:39 | ||||
| Length of day | 08:58 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Siena in december 2023:
61°F to 67°F
50°F to 61°F
43°F to 49°F
32°F to 45°F
45°F to 49°F
38°F to 49°F
34°F to 49°F
36°F to 43°F
40°F to 50°F
45°F to 52°F
41°F to 50°F
54°F to 56°F
54°F to 56°F
49°F to 52°F
40°F to 52°F
38°F to 49°F
36°F to 50°F
38°F to 52°F
40°F to 54°F
40°F to 50°F
38°F to 52°F
43°F to 54°F
43°F to 54°F
41°F to 54°F
49°F to 54°F
41°F to 54°F
41°F to 54°F
45°F to 50°F
47°F to 52°F
47°F to 52°F
49°F to 54°F
Map: other cities in Italy in december
Cities near Siena:
| San Gimignano in december | very bad weather |
| Chianciano Terme in december | bad weather |
| Tuscany in december | very bad weather |
| Florence in december | very bad weather |
| Sarteano in december | bad weather |
| Follonica in december | tolerable weather |
| Grosseto in december | tolerable weather |
| Piombino in december | tolerable weather |
| Pitigliano in december | bad weather |
| Livorno in december | tolerable weather |
| Calamecca in december | very bad weather |
| Pisa in december | bad weather |
Click over cities on the map for information about the weather in december.
Siena
perfect weather
good
tolerable
bad
very bad
Weather data for Siena in december:
Weather data for Siena for december are derived from an average of the weather forecast since 2009 in Siena. There is a margin of error and these forecasts are to be considered as general information only. The weather in Siena 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 Siena.