Mullingar Weather in December
In Mullingar, December brings low daytime temperatures around 9°C (48°F), with nights cooling to 3°C (37°F). Expect quite a bit of rainfall this month.
Rainfall in Mullingar in December
On average, there are about 19 days with rain during this month, averaging 90 mm (3.5 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Mullingar in December
Expect highs of 9°C (48°F) in Mullingar in December, with nights dropping to around 3°C (37°F). December is part of the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Mullingar in December
The month has fewer sunny days, with around 51 hours of sunshine.December in Mullingar has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Mullingar Temperature in December
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Mullingar Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mullingar - and find the best time to visit.
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 is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Mullingar in December
Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.
What To Do in Mullingar in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling4/10 -
Walking4/10 -
Camping4/10 -
Outdoor sports4/10
Mullingar 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Mullingar climate overview or explore weather in Ireland.
Popular in December
Where to go in December - average daytime high across popular destinations.
Doolin
11°C (52°F) Cork11°C (52°F) Westport9°C (48°F) Kilkenny
9°C (48°F) Kenmare10°C (50°F) Killarney10°C (50°F) Galway10°C (50°F) Dublin10°C (50°F) 
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