Cavan in december: average Weather, Temperature and Climate
Weather in Cavan in december 2026
The weather in Cavan 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 26.8cm
Weather at 6am
40°F
Cloudy
30% of time
21%
17%
15%
Weather at 12pm
45°F
Cloudy
34% of time
26%
17%
8%
Weather at 6pm
41°F
Cloudy
28% of time
21%
19%
17%
Weather at 3am
40°F
20%
19%
19%
17%
Evolution of daily average temperature and precipitation in Cavan in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Cavan in december.
The climate of Cavan in december is very bad
The weather in december in Cavan is wet (with 2.6in of precipitation over 4 days). This is better than the previous month since in november it receives an average of 2.8in of rainfall over 5 days.
The climate is rather more than very fresh in that locality this month. Plan a sweater! The thermometer averaged maximum of 45°F. The minimum is 40°F. Thus, the mean temperature average in december in Cavan is 43°F. Note that these seasonal averages are in contrast with those observed in Cavan in the month of december with a maximum record of 58°F in 2015 and a minimum record of 5°F in 2010. You can expect to have about 5 days with temperatures below 32°F, or 16% of time.
On this month of december, day length in Cavan is generally 07:25. The sun rises at 08:42 and sets at 16:07.
Seasonal average climate and temperature of Cavan in december
Check below seasonal norms These datas are set from the weather statements of the past years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 43°F | ||||
| Highest temperature | 45°F | ||||
| Lowest temperature | 40°F | ||||
| Highest record temperature | 58°F (2015) | ||||
| Lowest record temperature | 5°F (2010) | ||||
| Number of days at -32°F | 5 day(s) (16%) | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 32°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.6in | ||||
| Number of days with rainfall | 4 day(s) (14%) | ||||
| Record daily rainfall | 0.9in (2010) | ||||
| Snowfall | 26.8cm | ||||
| Other climate data | |||||
| Humidity | 94% | ||||
| Visibility | 7.76km | ||||
| Cloud cover | 64% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 6 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 08:42 | ||||
| Time of sunset | 16:07 | ||||
| Length of day | 07:25 | ||||
| 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 Cavan in december 2025:
43°F to 50°F
40°F to 43°F
40°F to 45°F
36°F to 41°F
32°F to 47°F
45°F to 49°F
47°F to 52°F
45°F to 47°F
50°F to 58°F
47°F to 49°F
45°F to 49°F
36°F to 43°F
41°F to 50°F
52°F to 54°F
40°F to 45°F
34°F to 40°F
45°F to 49°F
40°F to 47°F
43°F to 45°F
43°F to 47°F
40°F to 45°F
45°F to 47°F
45°F to 47°F
40°F to 45°F
32°F to 40°F
34°F to 40°F
34°F to 41°F
34°F to 41°F
31°F to 38°F
40°F to 41°F
31°F to 38°F
Map: other cities in Ireland in december
Cities near Cavan:
| Monaghan in december | very bad weather |
| Longford in december | very bad weather |
| Navan in december | very bad weather |
| Dundalk in december | very bad weather |
| Roscommon in december | very bad weather |
| Drogheda in december | very bad weather |
| Athlone in december | very bad weather |
| Ballyshannon in december | very bad weather |
| Sligo in december | very bad weather |
| Tullamore in december | very bad weather |
| Bundoran in december | very bad weather |
| Ballaghaderreen in december | very bad weather |
Click over cities on the map for information about the weather in december.
Cavan
perfect weather
good
tolerable
bad
very bad
Weather data for Cavan in december:
Weather data for Cavan for december are derived from an average of the weather forecast since 2009 in Cavan. There is a margin of error and these forecasts are to be considered as general information only. The weather in Cavan 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 Cavan.