Sinaia in december: average Weather, Temperature and Climate
Weather in Sinaia in december 2026
The weather in Sinaia in december comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 882.6cm
Weather at 6am
27°F
Snow showers
34% of time
30%
19%
12%
Weather at 12pm
38°F
Clear/Sunny
35% of time
32%
20%
8%
Weather at 6pm
32°F
Snow showers
34% of time
33%
16%
13%
Weather at 3am
31°F
35%
33%
17%
10%
Evolution of daily average temperature and precipitation in Sinaia in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Sinaia in december.
The climate of Sinaia in december is very bad
The climate in december in Sinaia is quite dry (with 3.7in of precipitation over 4 days). It should be noted a worsening from the previous month since in november there is an average of 3.1in of rainfall over 4 days.
The climate is rather cold there this month. Plan to cover you well! The high seasonal norm is 38°F. On average, the recorded minimum temperature is 27°F. Thus, the mean temperature average in december in Sinaia is 32°F. Note that seasonal normals are in contrast with those observed in Sinaia in the month of december with a maximum record of 61°F in 2019 and a minimum record of -7°F in 2010. You can expect to have about 24 days with temperatures down below 32°F, or 77% of the month.
On this month of december, day length in Sinaia is generally 08:44. Sunrise is at 07:51 and sunset is at 16:35.
Seasonal average climate and temperature of Sinaia in december
Check below seasonal norms These statistics are compiled from the weather statements earlier years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 32°F | ||||
| Highest temperature | 38°F | ||||
| Lowest temperature | 27°F | ||||
| Highest record temperature | 61°F (2019) | ||||
| Lowest record temperature | -7°F (2010) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 24 day(s) (77%) | ||||
| Wind | |||||
| Wind speed | 9km/h | ||||
| Wind temperature | 23°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.7in | ||||
| Number of days with rainfall | 4 day(s) (14%) | ||||
| Record daily rainfall | 4.1in (2020) | ||||
| Snowfall | 882.6cm | ||||
| Other climate data | |||||
| Humidity | 90% | ||||
| Visibility | 7.59km | ||||
| Cloud cover | 45% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 7 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:51 | ||||
| Time of sunset | 16:35 | ||||
| Length of day | 08:44 | ||||
| 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 Sinaia in december 2025:
36°F to 40°F
38°F to 41°F
34°F to 40°F
36°F to 43°F
38°F to 41°F
34°F to 43°F
38°F to 41°F
36°F to 40°F
31°F to 41°F
38°F to 45°F
38°F to 49°F
34°F to 43°F
34°F to 41°F
32°F to 43°F
31°F to 41°F
36°F to 47°F
36°F to 49°F
38°F to 49°F
36°F to 47°F
36°F to 45°F
34°F to 43°F
31°F to 40°F
29°F to 40°F
32°F to 34°F
27°F to 32°F
25°F to 34°F
23°F to 32°F
23°F to 27°F
20°F to 32°F
22°F to 31°F
14°F to 22°F
Map: other cities in Romania in december
Cities near Sinaia:
| Campina in december | very bad weather |
| Piatra Craiului National Park in december | very bad weather |
| Brasov in december | very bad weather |
| Sfantu-Gheorghe (Transylvania) in december | very bad weather |
| Pitești in december | very bad weather |
| Râmnicu Vâlcea in december | very bad weather |
| Buzău in december | very bad weather |
| Cozia National Park in december | very bad weather |
| Bucharest in december | very bad weather |
| Miercurea-Ciuc in december | very bad weather |
| Buila-Vânturariţa National Park in december | very bad weather |
| Sighișoara in december | very bad weather |
Click over cities on the map for information about the weather in december.
Sinaia
perfect weather
good
tolerable
bad
very bad
Weather data for Sinaia in december:
Weather data for Sinaia for december are derived from an average of the weather forecast since 2009 in Sinaia. There is a margin of error and these forecasts are to be considered as general information only. The weather in Sinaia 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 Sinaia.