Westmeath Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Westmeath, Ireland in December.

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Athlone Mullingar Kilbeggan Glasson

Planning a journey to Westmeath, Ireland this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Westmeath in December

Westmeath, Ireland is a region in Ireland. December in Westmeath generally has cold temperatures, with moderate precipitation. December falls during the winter season.

Temperatures

You can expect cold maximum daytime temperatures of around 9°C (48°F) and nighttime temperatures around 4°C (39°F) in Athlone.

To explore the conditions in Westmeath, Ireland in more detail, check the map below.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in Kilbeggan with an average of 89 mm (3.5 in) to moderate rainfall in Glasson with 94 mm (3.7 in).

Explore Westmeath by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Best Places to Visit in Westmeath in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Westmeath.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

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).

Popular Destinations in Westmeath

What is the weather like in December for some of the most popular destinations in Westmeath, Ireland?

Temperature range in Westmeath (December)

Precipitation variation in Westmeath (December)

Athlone

In December Athlone generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
4°C (39°F)
3°C (37°F)
Monthly rainfall
93 mm (3.7 in)
93 mm (3.7 in)
88 mm (3.5 in)
Monthly rainy days
19 days
20 days
21 days
Weather conditions
unpleasant
poor
poor
Climate in Athlone →

Mullingar

In December Mullingar generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly sun hours
71 hours
51 hours
56 hours
Monthly rainfall
91 mm (3.6 in)
90 mm (3.5 in)
85 mm (3.3 in)
Monthly rainy days
18 days
19 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Mullingar →

Kilbeggan

In December Kilbeggan generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly rainfall
89 mm (3.5 in)
89 mm (3.5 in)
83 mm (3.3 in)
Monthly rainy days
18 days
19 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Kilbeggan →

Glasson

In December Glasson generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
4°C (39°F)
3°C (37°F)
Monthly rainfall
93 mm (3.7 in)
94 mm (3.7 in)
89 mm (3.5 in)
Monthly rainy days
19 days
20 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Glasson →

Castlepollard

In December Castlepollard generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly sun hours
71 hours
51 hours
56 hours
Monthly rainfall
91 mm (3.6 in)
90 mm (3.5 in)
86 mm (3.4 in)
Monthly rainy days
18 days
19 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Castlepollard →

Is your destination not in the list? Have a look at all destinations in Westmeath, in Ireland.

In our records: Ireland December extremes

Notable December records observed across cities in Ireland in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest December night in Ireland dropped to -16°C (3°F) in Donegal on December 23, 2010.
  • In our records, the coldest December daytime high in Ireland was -7°C (19°F) in Lurgan on December 21, 2010.

Popular cities in December

Day & night temperatures, rainfall and average weather in Westmeath in December.

City Weather Day temp Night temp Rainfall
Athlone 9°C (48°F) 4°C (39°F) 93 mm (3.7 in)
Mullingar 9°C (48°F) 3°C (37°F) 90 mm (3.5 in)
Kilbeggan 9°C (48°F) 3°C (37°F) 89 mm (3.5 in)
Glasson 9°C (48°F) 4°C (39°F) 94 mm (3.7 in)
Castlepollard 9°C (48°F) 3°C (37°F) 90 mm (3.5 in)
Moate 9°C (48°F) 3°C (37°F) 91 mm (3.6 in)

Westmeath weather in December: frequently asked questions

What is the weather like in Westmeath, Ireland in December?

December in Westmeath, Ireland brings poor weather. In Athlone, daytime temperatures are typically around 9°C (48°F) and nighttime lows hover near 4°C (39°F).

What is the average temperature in Westmeath, Ireland in December?

Daytime temperatures in Athlone peak at roughly 9°C (48°F) in December, dropping to about 4°C (39°F) overnight.

Does Westmeath, Ireland get a lot of rain in December?

Not particularly. Athlone averages just 93 mm (3.7 in) of rain in December, making it a mostly dry month for Westmeath, Ireland.

Is December a Good Time to Visit Westmeath, Ireland?

In our opinion, December may not be the ideal time to visit Westmeath, Ireland due to the typically poor weather in Athlone.

On average, the best time to visit Westmeath, Ireland is in July and August with generally perfect weather in Athlone. On the other hand, the months of January, February and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Westmeath.

Weather and climate has detailed information for every country in the world. Are you going to Ireland? Get detailed historical weather averages for many cities in Ireland.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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