Terni in december: average Weather, Temperature and Climate
Weather in Terni in december 2025
The weather in Terni in december comes from statistical datas on the last years. You can view the weather statistics the entire 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 5cm
Weather at 6am
36°F
Clear/Sunny
50% of time
18%
14%
9%
Weather at 12pm
52°F
Clear/Sunny
52% of time
19%
15%
9%
Weather at 6pm
40°F
Clear/Sunny
50% of time
17%
16%
8%
Weather at 3am
38°F
48%
18%
12%
7%
Evolution of daily average temperature and precipitation in Terni in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Terni in december.
The climate of Terni in december is very bad
The climate in december in Terni is quite dry (with 3.9in of rainfall over 5 days). The weather is better from the previous month since in november it receives an average of 3.9in of precipitation over 6 days.
The climate is relatively cool in that area the month of december, but it is endurable by dressing warm. Temperatures are up to 52°F. The seasonal minimum is 36°F. Thus, the mean temperature average on this month of december in Terni is 45°F. Note that these seasonal averages are in contrast with those observed in Terni in december with a maximum record of 63°F in 2016 and a minimum record of 20°F in 2009. You can expect to have about 13 days with temperatures below 32°F, or 42% of time.
In december in Terni, the days on average last 09:04. The sun rises at 07:33 and sets at 16:37.
December: another location in Italy?
If you want to go to Italy in december, there are destinations with better weather than Terni:
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 Terni.
Seasonal average climate and temperature of Terni in december
Check below seasonal norms These statistics 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 | 36°F | ||||
| Highest record temperature | 63°F (2016) | ||||
| Lowest record temperature | 20°F (2009) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 13 day(s) (42%) | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 32°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.9in | ||||
| Number of days with rainfall | 5 day(s) (17%) | ||||
| Record daily rainfall | 3.8in (2020) | ||||
| Snowfall | 5cm | ||||
| Other climate data | |||||
| Humidity | 87% | ||||
| Visibility | 9.14km | ||||
| Cloud cover | 32% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 8 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:33 | ||||
| Time of sunset | 16:37 | ||||
| Length of day | 09:04 | ||||
| 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 Terni in december 2024:
36°F to 54°F
34°F to 54°F
40°F to 56°F
43°F to 54°F
40°F to 50°F
36°F to 52°F
36°F to 54°F
45°F to 50°F
43°F to 49°F
40°F to 50°F
38°F to 50°F
38°F to 54°F
40°F to 50°F
45°F to 50°F
40°F to 52°F
32°F to 54°F
36°F to 54°F
40°F to 54°F
41°F to 54°F
45°F to 50°F
34°F to 47°F
31°F to 47°F
34°F to 43°F
29°F to 45°F
32°F to 47°F
32°F to 49°F
31°F to 52°F
32°F to 54°F
34°F to 56°F
34°F to 56°F
34°F to 56°F
Map: other cities in Italy in december
Cities near Terni:
| Umbria in december | very bad weather |
| Viterbo in december | bad weather |
| Assisi in december | very bad weather |
| Perugia in december | very bad weather |
| Vatican in december | tolerable weather |
| Rome in december | tolerable weather |
| Sarteano in december | bad weather |
| Pitigliano in december | bad weather |
| Ascoli Piceno in december | bad weather |
| Chianciano Terme in december | bad weather |
| Civitavecchia in december | tolerable weather |
| Lido di Ostia in december | tolerable weather |
Click over cities on the map for information about the weather in december.
Terni
perfect weather
good
tolerable
bad
very bad
Weather data for Terni in december:
Weather data for Terni for december are derived from an average of the weather forecast since 2009 in Terni. There is a margin of error and these forecasts are to be considered as general information only. The weather in Terni 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 Terni.