Valentia Island Weather in December
December in Valentia Island brings low temperatures, with daytime highs of 11°C (52°F) and nights around 7°C (45°F). It's also the wettest month of the year, so an umbrella is a must.
Rainfall in Valentia Island in December
It records the year's peak rainfall, often coming down quite heavily. We recommend bringing a poncho, which will keep you dry. Records from the past 30 years suggest around 24 days of rain, with 176 mm (6.9 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Valentia Island in December
Valentia Island in December gets highs of 11°C (52°F) during the day and drops to 7°C (45°F) at night. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Valentia Island in December
With limited sunshine this month, there are about 40 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.
Wind Speed in Valentia Island in December
Average wind conditions reach 6 m/s (12 knots) in December. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.
Average water temperature in December
With water temperatures around 11°C (52°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.December in Valentia Island has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Valentia Island's climate page.
Valentia Island Temperature in December
Min Temperature
7°C (45°F)
Max Temperature
11°C (52°F)
Water Temperature
11°C (52°F) *
Chance of Rain
81%
Precipitation
176 mm (6.9 in)
Rainy days
24 days
Humidity
80% *
Windspeed
6 m/s (12 knots) *
Sunshine
40 hours *
Percentage Sunshine
17% *
Best Places in Ireland in December
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Valentia Island in December
The weather can be unpredictable in December, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Expect water temperatures of around 11°C (52°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Valentia Island in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Valentia Island's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Valentia Island climate overview or explore weather in Ireland.
