Cavan County Weather in December

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

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Cavan Mountnugent Ballyconnell Cootehill

Planning a getaway to Cavan County, Ireland this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Cavan County in December

Cavan County, Ireland is a region in Ireland. December in Cavan County generally has cold temperatures, with moderate precipitation. During December, winter is in full swing.

Temperatures

You can expect cold maximum daytime temperatures of around 9°C (48°F) and nighttime temperatures around 3°C (37°F) in Cavan.

For a closer look at conditions across Cavan County, Ireland, refer to the map below.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in Virginia with an average of 87 mm (3.4 in) to moderate rainfall in Ballyconnell with 97 mm (3.8 in).

Explore Cavan County by month

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

Best Places to Visit in Cavan County in December

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

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 Cavan County

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

Temperature range in Cavan County (December)

Precipitation variation in Cavan County (December)

Cavan

In December Cavan 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
90 mm (3.5 in)
90 mm (3.5 in)
88 mm (3.5 in)
Monthly rainy days
19 days
20 days
21 days
Weather conditions
unpleasant
poor
poor
Climate in Cavan →

Mountnugent

In December Mountnugent 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
90 mm (3.5 in)
90 mm (3.5 in)
86 mm (3.4 in)
Monthly rainy days
18 days
20 days
21 days
Weather conditions
unpleasant
poor
poor
Climate in Mountnugent →

Ballyconnell

In December Ballyconnell 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
95 mm (3.7 in)
97 mm (3.8 in)
95 mm (3.7 in)
Monthly rainy days
20 days
21 days
22 days
Weather conditions
unpleasant
poor
poor
Climate in Ballyconnell →

Cootehill

In December Cootehill 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
87 mm (3.4 in)
87 mm (3.4 in)
84 mm (3.3 in)
Monthly rainy days
19 days
20 days
21 days
Weather conditions
unpleasant
poor
poor
Climate in Cootehill →

Virginia

In December Virginia 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
88 mm (3.5 in)
87 mm (3.4 in)
83 mm (3.3 in)
Monthly rainy days
18 days
19 days
20 days
Weather conditions
unpleasant
poor
poor
Climate in Virginia →

Is your destination not in the list? Have a look at all destinations in Cavan County, 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 Cavan County in December.

City Weather Day temp Night temp Rainfall
Cavan 9°C (48°F) 3°C (37°F) 90 mm (3.5 in)
Mountnugent 9°C (48°F) 3°C (37°F) 90 mm (3.5 in)
Ballyconnell 9°C (48°F) 3°C (37°F) 97 mm (3.8 in)
Cootehill 9°C (48°F) 3°C (37°F) 87 mm (3.4 in)
Virginia 9°C (48°F) 3°C (37°F) 87 mm (3.4 in)

Cavan County weather in December: frequently asked questions

What is the weather like in Cavan County, Ireland in December?

Expect poor weather across Cavan County, Ireland in December. The popular destination of Cavan averages 9°C (48°F) by day and 3°C (37°F) at night during this winter month.

What is the average temperature in Cavan County, Ireland in December?

In Cavan, the average daytime high in December is 9°C (48°F), while nighttime temperatures drop to around 3°C (37°F).

Does Cavan County, Ireland get a lot of rain in December?

Not particularly. Cavan averages just 90 mm (3.5 in) of rain in December, making it a mostly dry month for Cavan County, Ireland.

Is December a Good Time to Visit Cavan County, Ireland?

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

Generally speaking, the best visiting conditions can be found in July offering mostly perfect weather in Cavan. On the other hand, the weather in January, February and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Cavan County.

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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