Annual mean 13°C · wettest around January · prevailing wind W
Warmest
24.8 °C
Coldest
7.1 °C
Wettest
23%
Windiest
6.2 m/s
Prevailing
W
5.0 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 La Roche-sur-Yon over the whole year is 13°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 5°C. La Roche-sur-Yon has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 18% in January, the wettest. Winds in La Roche-sur-Yon are highest in March, averaging 4.9 m/s (18 km/h), and lightest in August, at 3.8 m/s (14 km/h). The prevailing wind is from the W. The clearest skies in La Roche-sur-Yon come in August, when the sky is typically 69% covered; December is the cloudiest month, at 79%.
Month by month La Roche-sur-Yon 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
8°C
5°C
4°C
18%
78%
4.8 m/s
0
0
28
February
10°C
6°C
5°C
16%
76%
4.8 m/s
1
0
43
March
12°C
7°C
7°C
14%
73%
4.9 m/s
7
0
56
April
15°C
8°C
11°C
10%
72%
4.1 m/s
26
0
78
May
18°C
12°C
15°C
11%
73%
4.3 m/s
55
5
81
June
22°C
16°C
20°C
10%
73%
3.9 m/s
76
22
63
July
24°C
17°C
22°C
5%
70%
4.1 m/s
84
26
60
August
24°C
17°C
23°C
6%
69%
3.8 m/s
78
29
55
September
21°C
14°C
19°C
9%
72%
3.8 m/s
78
17
71
October
17°C
12°C
15°C
13%
75%
4.1 m/s
53
2
85
November
12°C
8°C
8°C
17%
75%
4.6 m/s
7
0
62
December
9°C
6°C
5°C
16%
79%
4.8 m/s
0
0
40
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 La Roche-sur-Yon weather by season
Year round, La Roche-sur-Yon has days of about 8°C at their warmest in January, its coolest month, and 24°C in July, its warmest; the coolest hours of the day run from 5°C to 17°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around January and least likely around July. 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.
La Roche-sur-Yon weather in winterDecember to February
High 9°CLow 6°CRain 17%
Winter in La Roche-sur-Yon has typical daily highs of about 9°C and lows of about 6°C, with a 17% chance of rain on a given day.
La Roche-sur-Yon weather in springMarch to May
High 15°CLow 9°CRain 12%
Spring in La Roche-sur-Yon has typical daily highs of about 15°C and lows of about 9°C, with a 12% chance of rain on a given day.
La Roche-sur-Yon weather in summerJune to August
High 23°CLow 17°CRain 7%
Summer in La Roche-sur-Yon has typical daily highs of about 23°C and lows of about 17°C, with a 7% chance of rain on a given day.
La Roche-sur-Yon weather in autumnSeptember to November
High 17°CLow 11°CRain 13%
Autumn in La Roche-sur-Yon has typical daily highs of about 17°C and lows of about 11°C, with a 13% chance of rain on a given day.
When is the rainy season in La Roche-sur-Yon?
La Roche-sur-Yon has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 18% in January, the wettest.
What time of year is La Roche-sur-Yon windiest?
Winds in La Roche-sur-Yon are highest in March, averaging 4.9 m/s (18 km/h), and lightest in August, at 3.8 m/s (14 km/h). The prevailing wind is from the W.
What is the average temperature in La Roche-sur-Yon year round?
The average temperature in La Roche-sur-Yon over the whole year is 13°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 5°C.