World Resorts Ireland Killarney Weather

Killarney 7 Days Forecast

17.04
thu
Day
52°F
N 6 mph
Precip.
72%
Night
45°F
SW 17 mph
Precip.
100%
18.04
fri
Day
48°F
SW 9 mph
Precip.
100%
Night
50°F
SW 11 mph
Precip.
100%
19.04
sat
Day
50°F
S 7 mph
Precip.
72%
Night
48°F
S 7 mph
Precip.
63%
20.04
sun
Day
50°F
NE 10 mph
Precip.
100%
Night
48°F
E 8 mph
Precip.
100%
21.04
mon
Day
52°F
N 14 mph
Precip.
0%
Night
48°F
N 16 mph
Precip.
100%
22.04
tue
Day
54°F
N 26 mph
Precip.
100%
Night
54°F
NE 22 mph
Precip.
100%
23.04
wed
Day
52°F
N 19 mph
Precip.
100%
Night
50°F
NE 20 mph
Precip.
89%

Sea water temperature in April, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
44
47
50
53
56
59

The average sea water temperature in April of 2025 was 52.4°F. The highest and lowest sea temperatures during the month were 54.7°F and 50.4°F.

Sea water temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
47
50
53
56
59
62
65

The average sea water temperature in May of 2024 was 54.8°F. The highest and lowest sea temperatures during the month were 56.7°F and 53.1°F.

Air temperature in Killarney, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
46.8
49.5
55.4
60.9
64.2
64.4
62.4
58.4
53.3
49.2
47.3
45.8
42.6
44.0
47.5
50.5
52.9
53.5
50.9
46.0
40.8
40.0
41.3
40.1
Day temperature   
Night temperature

Precipitation total in Killarney, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.8
1.5
2.3
3.1
3.9
4.6
5.4
4.5
4.3
3.3
2.9
2.9
2.4
2.9
3.1
2.7
3.9
3.9
3.8
* Charts above show average data for the last 3 years.

Best time for vacation in Killarney

Sunniest months:
March 4 days
April 4 days
January 3 days
Warmest months:
July 64.5 °F
August 63.8 °F
June 62.0 °F
Warmest sea temp:
August 61.0 °F
July 60.5 °F
September 59.0 °F
Coldest months:
January 45.5 °F
December 47.0 °F
February 47.1 °F
Rainiest months:
December 10 days
November 9 days
January 9 days
Windiest months:
February 11.8 mph
December 11.3 mph
January 10.3 mph

Killarney on a weather map

Leaflet | Tiles © Esri
Places in Ireland:
Name
°F
Dublin
+34°F
Killarney
+43°F
Cork
+36°F
Limerick
+34°F
24 Hours Forecast
Killarney
Local time: 00:11
April 17, thursday
0300
41°F
N
6 mph
0600
43°F
NW
6 mph
0900
48°F
NW
6 mph
1200
52°F
N
6 mph
1500
50°F
N
3 mph
1800
48°F
SW
6 mph
2100
46°F
SW
9 mph
April 18, friday
0000
45°F
SW
17 mph
Units of measurement: °C / °F