Annual mean 13°C · wettest around December · prevailing wind W
Warmest
24.3 °C
Coldest
6.8 °C
Wettest
19%
Windiest
5.6 m/s
Prevailing
W
4.5 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 Châteaubriant 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. Châteaubriant has no sharply defined rainy season: the chance of rain on a given day runs from 6% in July, the driest month, to 16% in December, the wettest. Winds in Châteaubriant are highest in March, averaging 4.2 m/s (15 km/h), and lightest in September, at 3.1 m/s (11 km/h). The prevailing wind is from the W. The clearest skies in Châteaubriant come in April, when the sky is typically 70% covered; December is the cloudiest month, at 83%.
Month by month Châteaubriant 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
3°C
16%
82%
3.9 m/s
0
0
26
February
10°C
5°C
5°C
13%
78%
4.1 m/s
1
0
40
March
12°C
6°C
7°C
13%
75%
4.2 m/s
6
0
55
April
15°C
7°C
11°C
10%
70%
3.5 m/s
26
1
75
May
18°C
11°C
15°C
10%
73%
3.6 m/s
56
4
83
June
22°C
15°C
20°C
11%
76%
3.2 m/s
75
20
64
July
24°C
16°C
22°C
6%
74%
3.5 m/s
83
25
61
August
23°C
15°C
22°C
7%
72%
3.2 m/s
79
27
59
September
21°C
13°C
19°C
9%
74%
3.1 m/s
77
14
73
October
17°C
11°C
14°C
13%
77%
3.4 m/s
46
1
86
November
12°C
7°C
8°C
15%
77%
3.7 m/s
4
0
63
December
9°C
6°C
5°C
16%
83%
4.0 m/s
0
0
36
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 Châteaubriant weather by season
Year round, Châteaubriant 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 16°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around December 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.
Châteaubriant weather in winterDecember to February
High 9°CLow 5°CRain 15%
Winter in Châteaubriant has typical daily highs of about 9°C and lows of about 5°C, with a 15% chance of rain on a given day.
Châteaubriant weather in springMarch to May
High 15°CLow 8°CRain 11%
Spring in Châteaubriant has typical daily highs of about 15°C and lows of about 8°C, with a 11% chance of rain on a given day.
Châteaubriant weather in summerJune to August
High 23°CLow 16°CRain 8%
Summer in Châteaubriant has typical daily highs of about 23°C and lows of about 16°C, with a 8% chance of rain on a given day.
Châteaubriant weather in autumnSeptember to November
High 16°CLow 10°CRain 12%
Autumn in Châteaubriant has typical daily highs of about 16°C and lows of about 10°C, with a 12% chance of rain on a given day.
When is the rainy season in Châteaubriant?
Châteaubriant has no sharply defined rainy season: the chance of rain on a given day runs from 6% in July, the driest month, to 16% in December, the wettest.
What time of year is Châteaubriant windiest?
Winds in Châteaubriant are highest in March, averaging 4.2 m/s (15 km/h), and lightest in September, at 3.1 m/s (11 km/h). The prevailing wind is from the W.
What is the average temperature in Châteaubriant year round?
The average temperature in Châteaubriant 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.