Annual mean 14°C · wettest around January · prevailing wind W
Warmest
24.3 °C
Coldest
7.3 °C
Wettest
22%
Windiest
6.3 m/s
Prevailing
W
4.9 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 Rochelle over the whole year is 14°C. August is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 6°C. La Rochelle has no sharply defined rainy season: the chance of rain on a given day runs from 4% in July, the driest month, to 18% in January, the wettest. Winds in La Rochelle are highest in January, averaging 5.1 m/s (18 km/h), and lightest in August, at 4.0 m/s (14 km/h). The prevailing wind is from the W. The clearest skies in La Rochelle come in August, when the sky is typically 64% covered; January is the cloudiest month, at 76%.
Month by month La Rochelle 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
6°C
4°C
18%
76%
5.1 m/s
0
0
28
February
10°C
7°C
5°C
16%
73%
5.1 m/s
1
0
43
March
12°C
8°C
8°C
14%
72%
5.1 m/s
8
0
57
April
15°C
9°C
11°C
9%
68%
4.4 m/s
24
0
78
May
18°C
13°C
15°C
11%
71%
4.5 m/s
54
5
82
June
22°C
17°C
20°C
9%
71%
4.2 m/s
77
19
67
July
23°C
18°C
22°C
4%
66%
4.3 m/s
85
24
64
August
24°C
18°C
22°C
5%
64%
4.0 m/s
80
29
57
September
21°C
15°C
19°C
9%
68%
4.1 m/s
80
15
72
October
17°C
13°C
15°C
11%
71%
4.3 m/s
55
2
86
November
12°C
9°C
8°C
18%
73%
5.0 m/s
7
0
62
December
10°C
7°C
6°C
15%
75%
4.8 m/s
0
0
43
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 Rochelle weather by season
Year round, La Rochelle has days of about 8°C at their warmest in January, its coolest month, and 24°C in August, its warmest; the coolest hours of the day run from 6°C to 18°C through the year, and the average temperature over the year is 14°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 Rochelle weather in winterDecember to February
High 9°CLow 7°CRain 16%
Winter in La Rochelle has typical daily highs of about 9°C and lows of about 7°C, with a 16% chance of rain on a given day.
La Rochelle weather in springMarch to May
High 15°CLow 10°CRain 11%
Spring in La Rochelle has typical daily highs of about 15°C and lows of about 10°C, with a 11% chance of rain on a given day.
La Rochelle weather in summerJune to August
High 23°CLow 18°CRain 6%
Summer in La Rochelle has typical daily highs of about 23°C and lows of about 18°C, with a 6% chance of rain on a given day.
La Rochelle weather in autumnSeptember to November
High 17°CLow 12°CRain 12%
Autumn in La Rochelle has typical daily highs of about 17°C and lows of about 12°C, with a 12% chance of rain on a given day.
When is the rainy season in La Rochelle?
La Rochelle has no sharply defined rainy season: the chance of rain on a given day runs from 4% in July, the driest month, to 18% in January, the wettest.
What time of year is La Rochelle windiest?
Winds in La Rochelle are highest in January, averaging 5.1 m/s (18 km/h), and lightest in August, at 4.0 m/s (14 km/h). The prevailing wind is from the W.
What is the average temperature in La Rochelle year round?
The average temperature in La Rochelle over the whole year is 14°C. August is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 6°C.