Killarney weather live forecast

Today's maximum temperature in Killarney is expected to be 18°C. Select a day from the live weather forecast for Killarney, Ireland for more weather parameters.

Saturday
29th Aug
18

14

5

2
Sunday
30th Aug
17

14

4

3
Monday
31st Aug
17

12

1

3
Tuesday
1st Sep
18

12

3

2
Wednesday
2nd Sep
18

14

4

3

5-day weather forecast updated at 04:00 on Saturday 29th August 2026 GMT

More about Killarney

Killarney by month

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

Recommended for Ireland

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

The 5-day weather forecast for Ireland (Killarney) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Killarney weather forecast by day

Below are the detailed weather forecasts for Killarney for the next 5 days.

Killarney weather for Saturday 29th August 2026

Expect mostly cloudy with rain in Killarney, Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 42% chance of some rain and a moderate breeze of 21 kph from the north-west.

18
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
2
UV index (Low)
42
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
21
kph wind from NW

Killarney weather for Sunday 30th August 2026

Expect isolated thunderstorms in Killarney, Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 23 kph from the west.

17
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
3
UV index (Moderate)
89
% chance of some rain
<10
mm of rainfall expected
17
°C wind chill
23
kph wind from W

Killarney weather for Monday 31st August 2026

Expect mostly cloudy with light rain in Killarney, Ireland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 27 kph from the north-west.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
41
% chance of some rain
<2
mm of rainfall expected
17
°C wind chill
27
kph wind from NW

Killarney weather for Tuesday 1st September 2026

Expect mostly cloudy with rain in Killarney, Ireland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 32 kph from the south-west.

18
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
2
UV index (Low)
63
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
32
kph wind from SW

Killarney weather for Wednesday 2nd September 2026

Expect mostly cloudy with light rain in Killarney, Ireland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 26 kph from the west.