Killarney

Kerry Weather in December

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

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Killarney Kenmare Dingle Tralee

Thinking about venturing to Kerry, Ireland this December and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Kerry in December

Kerry, Ireland is a region in Ireland. December in Kerry generally has cold temperatures, with precipitation levels ranging from high to heavy. December is a winter month.

Temperatures

You can expect cold maximum daytime temperatures of around 10°C (50°F) and nighttime temperatures around 4°C (39°F) in Killarney.

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

Precipitation

In December, precipitation varies across different areas. From high rainfall in Listowel with an average of 117 mm (4.6 in) to heavy rainfall in Caherdaniel with 178 mm (7 in). Based on our climate, it is the month with the most precipitation throughout the year in Killarney.

Average sunshine

Sunshine is more limited in many areas during this month. Killarney receives about 40 hours of sunlight. For sunnier weather, check our weather planner to find destinations with better conditions.

Explore Kerry by month

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

Best Places to Visit in Kerry in December

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

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 Kerry

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

Temperature range in Kerry (December)

Precipitation variation in Kerry (December)

Killarney

In December Killarney generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
10°C (50°F)
9°C (48°F)
Min temperature
5°C (41°F)
4°C (39°F)
3°C (37°F)
Monthly sun hours
52 hours
40 hours
44 hours
Monthly rainfall
119 mm (4.7 in)
128 mm (5 in)
122 mm (4.8 in)
Monthly rainy days
22 days
23 days
23 days
Weather conditions
poor
poor
poor
Climate in Killarney →

Kenmare

In December Kenmare generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
10°C (50°F)
9°C (48°F)
Min temperature
5°C (41°F)
4°C (39°F)
3°C (37°F)
Monthly sun hours
52 hours
40 hours
44 hours
Monthly rainfall
127 mm (5 in)
138 mm (5.4 in)
132 mm (5.2 in)
Monthly rainy days
22 days
23 days
23 days
Weather conditions
poor
poor
poor
Climate in Kenmare →

Dingle

In December Dingle generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 6°C (43°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
12°C (54°F)
11°C (52°F)
10°C (50°F)
Min temperature
8°C (46°F)
6°C (43°F)
6°C (43°F)
Monthly sun hours
52 hours
40 hours
44 hours
Monthly rainfall
164 mm (6.5 in)
163 mm (6.4 in)
153 mm (6 in)
Monthly rainy days
24 days
24 days
24 days
Weather conditions
poor
poor
poor
Climate in Dingle →

Tralee

In December Tralee generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
12°C (54°F)
10°C (50°F)
10°C (50°F)
Min temperature
6°C (43°F)
4°C (39°F)
4°C (39°F)
Monthly sun hours
52 hours
40 hours
44 hours
Monthly rainfall
118 mm (4.6 in)
123 mm (4.8 in)
115 mm (4.5 in)
Monthly rainy days
23 days
23 days
23 days
Weather conditions
poor
poor
poor
Climate in Tralee →

Killorglin

In December Killorglin generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
12°C (54°F)
10°C (50°F)
10°C (50°F)
Min temperature
5°C (41°F)
4°C (39°F)
3°C (37°F)
Monthly sun hours
52 hours
40 hours
44 hours
Monthly rainfall
130 mm (5.1 in)
136 mm (5.4 in)
129 mm (5.1 in)
Monthly rainy days
23 days
23 days
23 days
Weather conditions
poor
poor
poor
Climate in Killorglin →

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

City Weather Day temp Night temp Rainfall
Killarney 10°C (50°F) 4°C (39°F) 128 mm (5 in)
Kenmare 10°C (50°F) 4°C (39°F) 138 mm (5.4 in)
Dingle 11°C (52°F) 6°C (43°F) 163 mm (6.4 in)
Tralee 10°C (50°F) 4°C (39°F) 123 mm (4.8 in)
Killorglin 10°C (50°F) 4°C (39°F) 136 mm (5.4 in)
Waterville 11°C (52°F) 6°C (43°F) 173 mm (6.8 in)

Kerry weather in December: frequently asked questions

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

December in Kerry, Ireland brings poor weather. In Killarney, daytime temperatures are typically around 10°C (50°F) and nighttime lows hover near 4°C (39°F).

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

Killarney averages a daytime maximum of 10°C (50°F) in December, with overnight lows close to 4°C (39°F).

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

Killarney typically receives notable rainfall in December, about 128 mm (5 in) on average across Kerry, Ireland.

Is December a Good Time to Visit Kerry, Ireland?

Given the typically poor weather conditions in Killarney, December may not be the ideal time to visit Kerry, Ireland.

On average, the best time to visit Kerry, Ireland is in June with generally pleasant weather in Killarney. On the other hand, the months of January, February, April, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Kerry.

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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