Carrick on Shannon Weather in December
Carrick on Shannon in December sees low daytime temperatures of 9°C (48°F) and nighttime lows of 3°C (37°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Carrick on Shannon in December
With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. On average, there are about 22 days with rain during this month, averaging 109 mm (4.3 in). This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Carrick on Shannon in December
December in Carrick on Shannon brings low temperatures, with highs of 9°C (48°F) and nights around 3°C (37°F). December is part of the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Carrick on Shannon in December
The month is characterized by fewer sunny days, with roughly 35 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.December in Carrick on Shannon can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options 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 Carrick on Shannon's climate page.
Carrick on Shannon Temperature in December
Min Temperature
3°C (37°F)
Max Temperature
9°C (48°F)
Chance of Rain
72%
Precipitation
109 mm (4.3 in)
Rainy days
22 days
Humidity
90% *
Sunshine
35 hours *
Percentage Sunshine
17% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Carrick on Shannon typically stay consistent throughout December, with daily highs averaging around 9°C (48°F). Nights are cold, with lows around 3°C (37°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 Carrick on Shannon in December
Browse day-by-day weather records for Carrick on Shannon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Carrick on Shannon historical weather extremes in December
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Carrick on Shannon.
- The hottest December day on record in Carrick on Shannon reached 15°C (59°F) (December 1, 1985).
- Carrick on Shannon experienced its chilliest December day on December 21, 2010, reaching only -5°C (23°F).
- Carrick on Shannon registered its coldest December night on December 24, 2010, with temperatures dropping to -11°C (12°F).
- The wettest day in December Carrick on Shannon was on December 5, 2015 with 63 mm (2.5 in) of precipitation.
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
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tolerable
unpleasant
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What to Wear in Carrick on Shannon in December
Dress warmly and in layers for your trip to Carrick on Shannon in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Carrick on Shannon 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 Carrick on Shannon's climate page.
Temperature Rainfall Sunshine Humidity
See the full Carrick on Shannon climate overview or explore weather in Ireland.
