Annual mean 10°C · wettest around December · prevailing wind S
Warmest
23.3 °C
Coldest
1.3 °C
Wettest
37%
Windiest
4.6 m/s
Prevailing
S
3.5 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Thonon-les-Bains over the whole year is 10°C. July is the hottest month, with highs of about 23°C; January is the coldest, with lows of about -0°C. Thonon-les-Bains has no sharply defined rainy season: the chance of rain on a given day runs from 17% in August, the driest month, to 34% in December, the wettest. Winds in Thonon-les-Bains are highest in January, averaging 3.6 m/s (13 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the S. The clearest skies in Thonon-les-Bains come in August, when the sky is typically 54% covered; January is the cloudiest month, at 69%.
Month by month Thonon-les-Bains 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
3°C
-0°C
-1°C
31%
69%
3.6 m/s
0
0
9
February
5°C
1°C
1°C
25%
64%
3.3 m/s
0
0
22
March
8°C
2°C
4°C
27%
63%
3.3 m/s
2
0
37
April
12°C
5°C
8°C
22%
62%
3.1 m/s
19
0
60
May
15°C
10°C
13°C
28%
66%
3.2 m/s
42
2
71
June
21°C
15°C
20°C
25%
59%
3.1 m/s
69
23
58
July
23°C
16°C
22°C
20%
54%
2.9 m/s
73
33
50
August
23°C
16°C
22°C
17%
54%
2.6 m/s
68
36
48
September
18°C
11°C
17°C
19%
57%
2.8 m/s
63
11
69
October
14°C
8°C
11°C
21%
60%
2.9 m/s
33
0
73
November
7°C
4°C
4°C
30%
69%
3.1 m/s
1
0
33
December
4°C
1°C
0°C
34%
68%
3.1 m/s
0
0
11
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 Thonon-les-Bains weather by season
Year round, Thonon-les-Bains has days of about 3°C at their warmest in January, its coolest month, and 23°C in July, its warmest; the coolest hours of the day run from -0°C to 16°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around December and least likely around August. 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.
Thonon-les-Bains weather in winterDecember to February
High 4°CLow 1°CRain 30%
Winter in Thonon-les-Bains has typical daily highs of about 4°C and lows of about 1°C, with a 30% chance of rain on a given day.
Thonon-les-Bains weather in springMarch to May
High 12°CLow 6°CRain 26%
Spring in Thonon-les-Bains has typical daily highs of about 12°C and lows of about 6°C, with a 26% chance of rain on a given day.
Thonon-les-Bains weather in summerJune to August
High 22°CLow 16°CRain 21%
Summer in Thonon-les-Bains has typical daily highs of about 22°C and lows of about 16°C, with a 21% chance of rain on a given day.
Thonon-les-Bains weather in autumnSeptember to November
High 13°CLow 8°CRain 23%
Autumn in Thonon-les-Bains has typical daily highs of about 13°C and lows of about 8°C, with a 23% chance of rain on a given day.
When is the rainy season in Thonon-les-Bains?
Thonon-les-Bains has no sharply defined rainy season: the chance of rain on a given day runs from 17% in August, the driest month, to 34% in December, the wettest.
What time of year is Thonon-les-Bains windiest?
Winds in Thonon-les-Bains are highest in January, averaging 3.6 m/s (13 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the S.
What is the average temperature in Thonon-les-Bains year round?
The average temperature in Thonon-les-Bains over the whole year is 10°C. July is the hottest month, with highs of about 23°C; January is the coldest, with lows of about -0°C.