Annual mean 11°C · wettest around February · prevailing wind SW
Warmest
18.6 °C
Coldest
6.4 °C
Wettest
41%
Windiest
7.0 m/s
Prevailing
SW
5.7 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 Clonmel 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. Clonmel has no sharply defined rainy season: the chance of rain on a given day runs from 20% in May, the driest month, to 33% in February, the wettest. Winds in Clonmel are highest in February, averaging 5.9 m/s (21 km/h), and lightest in May, at 4.2 m/s (15 km/h). The prevailing wind is from the SW. The clearest skies in Clonmel come in May, when the sky is typically 71% covered; December is the cloudiest month, at 77%.
Month by month Clonmel 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
30%
75%
5.1 m/s
0
0
15
February
9°C
6°C
3°C
33%
76%
5.9 m/s
0
0
18
March
9°C
6°C
4°C
31%
76%
5.2 m/s
0
0
28
April
12°C
7°C
7°C
23%
73%
4.6 m/s
3
0
49
May
15°C
10°C
11°C
20%
71%
4.2 m/s
21
0
77
June
17°C
12°C
13°C
22%
74%
4.4 m/s
38
1
81
July
18°C
14°C
15°C
23%
77%
4.2 m/s
56
2
81
August
18°C
14°C
15°C
25%
75%
4.4 m/s
53
2
82
September
16°C
12°C
13°C
27%
74%
4.4 m/s
32
1
77
October
13°C
10°C
9°C
30%
75%
4.9 m/s
6
0
66
November
10°C
8°C
5°C
29%
75%
5.0 m/s
1
0
36
December
8°C
7°C
3°C
30%
77%
5.4 m/s
0
0
20
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 Clonmel weather by season
Year round, Clonmel 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.
Clonmel weather in winterDecember to February
High 8°CLow 6°CRain 31%
Winter in Clonmel has typical daily highs of about 8°C and lows of about 6°C, with a 31% chance of rain on a given day.
Clonmel weather in springMarch to May
High 12°CLow 7°CRain 25%
Spring in Clonmel has typical daily highs of about 12°C and lows of about 7°C, with a 25% chance of rain on a given day.
Clonmel weather in summerJune to August
High 18°CLow 13°CRain 23%
Summer in Clonmel has typical daily highs of about 18°C and lows of about 13°C, with a 23% chance of rain on a given day.
Clonmel weather in autumnSeptember to November
High 13°CLow 10°CRain 29%
Autumn in Clonmel has typical daily highs of about 13°C and lows of about 10°C, with a 29% chance of rain on a given day.
When is the rainy season in Clonmel?
Clonmel has no sharply defined rainy season: the chance of rain on a given day runs from 20% in May, the driest month, to 33% in February, the wettest.
What time of year is Clonmel windiest?
Winds in Clonmel are highest in February, averaging 5.9 m/s (21 km/h), and lightest in May, at 4.2 m/s (15 km/h). The prevailing wind is from the SW.
What is the average temperature in Clonmel year round?
The average temperature in Clonmel 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.