Annual mean 11°C · wettest around February · prevailing wind SW
Warmest
19.0 °C
Coldest
6.0 °C
Wettest
40%
Windiest
6.5 m/s
Prevailing
SW
5.1 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Kilkenny over the whole year is 11°C. July is the hottest month, with highs of about 18°C; January is the coldest, with lows of about 5°C. Kilkenny has no sharply defined rainy season: the chance of rain on a given day runs from 20% in May, the driest month, to 31% in February, the wettest. Winds in Kilkenny are highest in February, averaging 5.3 m/s (19 km/h), and lightest in May, at 3.8 m/s (14 km/h). The prevailing wind is from the SW. The clearest skies in Kilkenny come in May, when the sky is typically 72% covered; July is the cloudiest month, at 78%.
Month by month Kilkenny climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
7°C
5°C
2°C
27%
76%
4.6 m/s
0
0
15
February
8°C
6°C
3°C
31%
77%
5.3 m/s
0
0
20
March
9°C
5°C
4°C
30%
76%
4.6 m/s
1
0
32
April
12°C
6°C
7°C
24%
74%
4.1 m/s
5
0
52
May
15°C
10°C
11°C
20%
72%
3.8 m/s
25
0
80
June
17°C
12°C
14°C
21%
75%
3.9 m/s
41
1
83
July
18°C
14°C
16°C
24%
78%
3.8 m/s
61
3
82
August
18°C
13°C
16°C
24%
75%
4.0 m/s
59
2
82
September
16°C
11°C
13°C
27%
75%
3.9 m/s
33
2
78
October
13°C
10°C
9°C
29%
75%
4.3 m/s
7
0
69
November
10°C
7°C
6°C
27%
76%
4.4 m/s
1
0
38
December
8°C
6°C
3°C
28%
78%
4.9 m/s
0
0
21
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Kilkenny weather by season
Year round, Kilkenny has days of about 7°C at their warmest in January, its coolest month, and 18°C in July, its warmest; the coolest hours of the day run from 5°C to 14°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around February and least likely around May. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Kilkenny weather in winterDecember to February
High 8°CLow 5°CRain 29%
Winter in Kilkenny has typical daily highs of about 8°C and lows of about 5°C, with a 29% chance of rain on a given day.
Kilkenny weather in springMarch to May
High 12°CLow 7°CRain 24%
Spring in Kilkenny has typical daily highs of about 12°C and lows of about 7°C, with a 24% chance of rain on a given day.
Kilkenny weather in summerJune to August
High 18°CLow 13°CRain 23%
Summer in Kilkenny has typical daily highs of about 18°C and lows of about 13°C, with a 23% chance of rain on a given day.
Kilkenny weather in autumnSeptember to November
High 13°CLow 9°CRain 28%
Autumn in Kilkenny has typical daily highs of about 13°C and lows of about 9°C, with a 28% chance of rain on a given day.
When is the rainy season in Kilkenny?
Kilkenny has no sharply defined rainy season: the chance of rain on a given day runs from 20% in May, the driest month, to 31% in February, the wettest.
What time of year is Kilkenny windiest?
Winds in Kilkenny are highest in February, averaging 5.3 m/s (19 km/h), and lightest in May, at 3.8 m/s (14 km/h). The prevailing wind is from the SW.
What is the average temperature in Kilkenny year round?
The average temperature in Kilkenny over the whole year is 11°C. July is the hottest month, with highs of about 18°C; January is the coldest, with lows of about 5°C.