Kilkenny weather by month

Check out Kilkenny weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Kilkenny (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	8	8	10	12	15	18	19	19	17	14	10	8
Min temperature (night-time)	2	2	3	4	6	9	11	10	8	7	3	2
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Kilkenny

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	2	2	3	5	6	5	5	5	4	3	2	2
Daily hours of daylight	8	10	12	14	16	17	16	15	13	11	9	8
UV Index (Maximum)	1	1	2	4	5	6	6	5	4	2	1	0

Rainfall in Kilkenny

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	19	16	16	15	17	15	14	16	16	18	17	18
Average monthly rainfall (mm)	94	71	68	56	67	54	59	74	83	90	81	97

More about Kilkenny

Kilkenny 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 climate guide for Ireland (Kilkenny) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Kilkenny?

Kilkenny has a temperate climate with warm summers and some rainfall in all months.

Kilkenny weather in January

Expect daytime maximum temperatures of 8°C in Kilkenny, Ireland in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 19 days with some rainfall and typically 94 mm of rainfall in the month.

8
8°C max day temperature
2
2 hours of sunshine per day
19
19 days with some rainfall
2
2°C min night temperature
8
8 hours of daylight per day
0
No heat & humidity
94
94 mm of monthly rainfall
1
1 (Low) UV index

Back to months

Kilkenny weather in February

Expect daytime maximum temperatures of 8°C in Kilkenny, Ireland in February based on long-term weather averages. There are 2 hours of sunshine per day on average with 16 days with some rainfall and typically 71 mm of rainfall in the month.

8
8°C max day temperature
2
2 hours of sunshine per day
16
16 days with some rainfall
2
2°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
71
71 mm of monthly rainfall
1
1 (Low) UV index

Back to months

Kilkenny weather in March

Expect daytime maximum temperatures of 10°C in Kilkenny, Ireland in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 16 days with some rainfall and typically 68 mm of rainfall in the month.

10
10°C max day temperature
3
3 hours of sunshine per day
16
16 days with some rainfall
3
3°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
68
68 mm of monthly rainfall
2
2 (Low) UV index

Back to months

Kilkenny weather in April

Expect daytime maximum temperatures of 12°C in Kilkenny, Ireland in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 56 mm of rainfall in the month.

12
12°C max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
4
4°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
56
56 mm of monthly rainfall
4
4 (Moderate) UV index

Back to months

Kilkenny weather in May

Expect daytime maximum temperatures of 15°C in Kilkenny, Ireland in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 17 days with some rainfall and typically 67 mm of rainfall in the month.

15
15°C max day temperature
6
6 hours of sunshine per day
17
17 days with some rainfall
6
6°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
5
5 (Moderate) UV index

Back to months

Kilkenny weather in June

Expect daytime maximum temperatures of 18°C in Kilkenny, Ireland in June based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 54 mm of rainfall in the month.

18
18°C max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
9
9°C min night temperature
17
17 hours of daylight per day
0
No heat & humidity
54
54 mm of monthly rainfall
6
6 (High) UV index

Back to months

Kilkenny weather in July

Expect daytime maximum temperatures of 19°C in Kilkenny, Ireland in July based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 59 mm of rainfall in the month.

19
19°C max day temperature
5
5 hours of sunshine per day
14
14 days with some rainfall
11
11°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
59
59 mm of monthly rainfall
6
6 (High) UV index

Back to months

Kilkenny weather in August

Expect daytime maximum temperatures of 19°C in Kilkenny, Ireland in August based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 74 mm of rainfall in the month.

19
19°C max day temperature
5
5 hours of sunshine per day
16
16 days with some rainfall
10
10°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
74
74 mm of monthly rainfall
5
5 (Moderate) UV index

Back to months

Kilkenny weather in September

Expect daytime maximum temperatures of 17°C in Kilkenny, Ireland in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 83 mm of rainfall in the month.

17
17°C max day temperature
4
4 hours of sunshine per day
16
16 days with some rainfall
8
8°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
83
83 mm of monthly rainfall
4
4 (Moderate) UV index

Back to months

Kilkenny weather in October

Expect daytime maximum temperatures of 14°C in Kilkenny, Ireland in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 18 days with some rainfall and typically 90 mm of rainfall in the month.

14
14°C max day temperature
3
3 hours of sunshine per day
18
18 days with some rainfall
7
7°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
90
90 mm of monthly rainfall
2
2 (Low) UV index

Back to months

Kilkenny weather in November

Expect daytime maximum temperatures of 10°C in Kilkenny, Ireland in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 81 mm of rainfall in the month.

10
10°C max day temperature
2
2 hours of sunshine per day
17
17 days with some rainfall
3
3°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
81
81 mm of monthly rainfall
1
1 (Low) UV index

Back to months

Kilkenny weather in December

Expect daytime maximum temperatures of 8°C in Kilkenny, Ireland in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 97 mm of rainfall in the month.