Castletownbere in december: average Weather, Temperature and Climate
Weather in Castletownbere in december 2026
The weather in Castletownbere 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 14.3cm
Weather at 6am
47°F
Cloudy
31% of time
28%
17%
14%
Weather at 12pm
49°F
Cloudy
30% of time
24%
17%
16%
Weather at 6pm
47°F
Cloudy
29% of time
25%
19%
14%
Weather at 3am
47°F
36%
21%
19%
12%
Evolution of daily average temperature and precipitation in Castletownbere in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Castletownbere in december.
The climate of Castletownbere in december is bad
In december in Castletownbere, the climate is wet (with 8.8in of precipitation over 13 days). The weather's not getting better compared to the previous month since in november there is an average of 7.9in of precipitation over 11 days.
The climate is quite cool there this month, but it is tolerable by dressing hot. The high seasonal norm is 50°F. On average, the recorded minimum temperature is 47°F. Thus, the mean temperature average on this month of december in Castletownbere is 49°F. Note that these seasonal averages are in contrast with those observed in Castletownbere in the month of december with a maximum record of 56°F in 2015 and a minimum record of 25°F in 2010.
Day length in Castletownbere in december is 07:50. Sunrise is at 08:40 and sets at 16:30.
With a bad weather, december is not the best time to go in that area in Ireland.
Seasonal average climate and temperature of Castletownbere in december
Check below seasonal norms These datas are compiled from the weather statements earlier years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 49°F | ||||
| Highest temperature | 50°F | ||||
| Lowest temperature | 47°F | ||||
| Highest record temperature | 56°F (2015) | ||||
| Lowest record temperature | 25°F (2010) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Sea temperature | |||||
| Average sea temperature | 52°F | ||||
| Lowest sea temperature | 50°F | ||||
| Highest sea temperature | 54°F | ||||
| Wind | |||||
| Wind speed | 31km/h | ||||
| Wind temperature | 40°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 8.8in | ||||
| Number of days with rainfall | 13 day(s) (42%) | ||||
| Record daily rainfall | 2.3in (2015) | ||||
| Snowfall | 14.3cm | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 8.81km | ||||
| Cloud cover | 66% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 6 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 08:40 | ||||
| Time of sunset | 16:30 | ||||
| Length of day | 07:50 | ||||
| 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 Castletownbere in december 2025:
47°F to 54°F
45°F to 49°F
47°F to 49°F
41°F to 45°F
45°F to 54°F
50°F to 52°F
49°F to 52°F
49°F to 52°F
50°F to 58°F
49°F to 50°F
47°F to 52°F
43°F to 49°F
49°F to 52°F
49°F to 54°F
43°F to 49°F
38°F to 45°F
50°F to 54°F
41°F to 49°F
47°F to 49°F
43°F to 50°F
38°F to 43°F
40°F to 47°F
41°F to 49°F
40°F to 45°F
32°F to 40°F
32°F to 40°F
32°F to 41°F
38°F to 45°F
36°F to 41°F
40°F to 45°F
38°F to 45°F
Map: other cities in Ireland in december
Cities near Castletownbere:
| Kenmare in december | very bad weather |
| Valentia in december | bad weather |
| Skellig Islands in december | bad weather |
| Skibbereen in december | bad weather |
| Killorglin in december | very bad weather |
| Killarney in december | very bad weather |
| Dingle in december | bad weather |
| Tralee in december | bad weather |
| Clonakilty in december | bad weather |
| Listowel in december | bad weather |
| Kinsale in december | bad weather |
| Cork in december | bad weather |
Click over cities on the map for information about the weather in december.
Castletownbere
perfect weather
good
tolerable
bad
very bad
Weather data for Castletownbere in december:
Weather data for Castletownbere for december are derived from an average of the weather forecast since 2009 in Castletownbere. There is a margin of error and these forecasts are to be considered as general information only. The weather in Castletownbere 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 Castletownbere.