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What’s the climate like in Killarney?

The current climate of Killarney features average monthly temperatures ranging from highs of 19°C during the day to lows of 10°C. The average yearly temperature is around 15°C. At night, temperatures in the colder months average around 5°C and in the warmer months around 13°C.

The highest temperature recorded in Killarney in recent years was 30°C in June 2018. The lowest daytime temperature recorded was -1°C in March 2018.

On average, Killarney gets 1436 mm of precipitation each year. Of this, about 1,9 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.

Best time to visit Killarney?

The best time to visit Killarney for pleasant to warm weather is May through October. There might be some rain during this period, but the temperatures are just right for exploring Killarney.

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Climate Table of Killarney

The climate table of Killarney shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 10 10 11 14 16 18 18 19 18 15 12 11
Temp. min (°C) 5 6 5 7 9 12 14 13 12 10 7 7
Precipitation
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Precipitation (mm) 138 168 98 61 71 73 162 96 100 167 123 179
Snow (cm) 0,7 0,1 1,1 0 0 0 0 0 0 0 0 0
UV Index 1 3 2 5 5 6 5 4 4 3 1 1

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 15°C
  • Highest temperature: 19°C in August
  • Lowest temperature: 10°C in January and February
  • Precipitation*: 1436 mm per year, averaging 120 mm per month
  • Snowfall: 1,9 cm per year
  • Driest months: 61 mm in April, 71 mm in May and 73 mm in June
  • Wettest months: 179 mm in December, 168 mm in February and 167 mm in October

*Precipitation is measured as a combination of rain, snow, and hail

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Average Temperature per Month in Killarney

This graph shows the average maximum temperatures per month in Killarney, Ireland. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Killarney, Ireland,

Average Precipitation per Month in Killarney

This graph shows how much precipitation Killarney, Ireland, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in Killarney, Ireland,

Average Snowfall per Month in Killarney

This graph shows how much snow Killarney, Ireland, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.

Snowfall per Month in Killarney, Ireland,

Average UV Index per Month in Killarney

This graph shows the average UV index per month in Killarney, Ireland. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Killarney, Ireland,

Yearly Temperature in Killarney

This graph shows the average yearly temperature in Killarney, Ireland. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Killarney, Ireland,

Total Yearly Precipitation in Killarney

This chart shows the total yearly precipitation in Killarney, Ireland, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Killarney, Ireland,

Total Yearly Snowfall in Killarney

This chart shows the total yearly snowfall in Killarney, Ireland, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.

Yearly Snowfall in Killarney, Ireland,

Weather experiences in Killarney

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Average Weather in Killarney by Month

Click on a month below to see detailed weather info for Killarney. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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