Ennis Weather in December
In Ennis, December brings low daytime temperatures around 10°C (50°F), with nights cooling to 4°C (39°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Ennis in December
With frequent rain showers this month, having an umbrella on hand will keep you dry. You can typically expect 21 days of rain this month, averaging around 118 mm (4.6 in). 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 Ennis in December
In December, expect low temperatures in Ennis, with highs of 10°C (50°F) and lows of 4°C (39°F) at night. December marks the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Ennis in December
This month is characterized by fewer sunny days, with about 45 hours of sunshine. It's great for those who appreciate cooler, less sunny days.December in Ennis 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 Ennis's climate page.
Ennis Temperature in December
Min Temperature
4°C (39°F)
Max Temperature
10°C (50°F)
Chance of Rain
71%
Precipitation
118 mm (4.6 in)
Rainy days
21 days
Humidity
83% *
Sunshine
45 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ennis typically stay consistent throughout December, with daily highs averaging around 10°C (50°F). Nights are cold, with lows around 4°C (39°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Ennis in December
Browse day-by-day weather records for Ennis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ennis historical weather extremes in December
Based on 49 years of weather observations in Ennis between 1976 and 2025, these are the recorded extremes.
- The warmest day in December was on December 9, 2025, with a maximum of 16°C (61°F).
- Ennis registered its coldest December night on December 25, 2010, with temperatures dropping to -11°C (12°F).
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 Ennis in December
We recommend to layer up for chilly conditions in Ennis in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Ennis 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 Ennis's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ennis climate overview or explore weather in Ireland.
