Killarney weather

Our guide to the weather in Killarney during April

12

Average high

3

UV Index

76mm

Monthly rainfall

83%

Humidity

We've looked at the most up-to-date weather data for Killarney, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Killarney weather in April.

What's the temperature like in Killarney during April?

The temperature reaches around 12℃ during the daytime in April, falling away to 4℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Killarney during April?

April is typically the driest month in Killarney. On average, there will be 6 rainy days during the month, amounting to 76.0mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Killarney during April?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during April. With cool air temperatures, any breeze will feel cold.

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Weather in Killarney

Our month-by-month guide to the weather and climate in Killarney

7.7

Killarney weather in

January
8.3

Killarney weather in

February
9.8

Killarney weather in

March
12.0

Killarney weather in

April
14.1

Killarney weather in

May
16.7

Killarney weather in

June
18.1

Killarney weather in

July
17.6

Killarney weather in

August
16.2

Killarney weather in

September
13.4

Killarney weather in

October
9.9

Killarney weather in

November
8.0

Killarney weather in

December