Annual mean 10°C · wettest around December · prevailing wind W
Warmest
23.1 °C
Coldest
1.1 °C
Wettest
34%
Windiest
4.9 m/s
Prevailing
W
3.8 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Ferney-Voltaire 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 -1°C. The rainy (wet) season in Ferney-Voltaire runs from November to January, peaking in December with a 30% chance of rain on a given day. The dry season is June to October; August is the driest month, at 13%. Winds in Ferney-Voltaire are highest in January, averaging 4.3 m/s (15 km/h), and lightest in August, at 3.0 m/s (11 km/h). The prevailing wind is from the W. The clearest skies in Ferney-Voltaire come in July, when the sky is typically 58% covered; December is the cloudiest month, at 74%.
Month by month Ferney-Voltaire 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
-1°C
-2°C
26%
73%
4.3 m/s
0
0
10
February
5°C
1°C
1°C
20%
67%
4.0 m/s
1
0
23
March
8°C
2°C
3°C
22%
66%
3.9 m/s
4
0
36
April
11°C
5°C
7°C
18%
66%
3.6 m/s
21
0
56
May
15°C
9°C
12°C
24%
67%
3.7 m/s
40
3
65
June
21°C
14°C
19°C
21%
61%
3.4 m/s
61
23
55
July
23°C
16°C
21°C
15%
58%
3.3 m/s
64
33
50
August
23°C
15°C
21°C
13%
59%
3.0 m/s
61
34
48
September
18°C
11°C
16°C
16%
62%
3.1 m/s
57
13
64
October
14°C
8°C
11°C
19%
65%
3.5 m/s
33
0
68
November
7°C
3°C
3°C
25%
73%
3.7 m/s
2
0
33
December
4°C
1°C
-1°C
30%
74%
3.8 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 Ferney-Voltaire weather by season
Year round, Ferney-Voltaire 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 -1°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.
Ferney-Voltaire weather in winterDecember to February
High 4°CLow 0°CRain 26%
Winter in Ferney-Voltaire has typical daily highs of about 4°C and lows of about 0°C, with a 26% chance of rain on a given day.
Ferney-Voltaire weather in springMarch to May
High 11°CLow 5°CRain 21%
Spring in Ferney-Voltaire has typical daily highs of about 11°C and lows of about 5°C, with a 21% chance of rain on a given day.
Ferney-Voltaire weather in summerJune to August
High 22°CLow 15°CRain 16%
Summer in Ferney-Voltaire has typical daily highs of about 22°C and lows of about 15°C, with a 16% chance of rain on a given day.
Ferney-Voltaire weather in autumnSeptember to November
High 13°CLow 7°CRain 20%
Autumn in Ferney-Voltaire has typical daily highs of about 13°C and lows of about 7°C, with a 20% chance of rain on a given day.
When is the rainy season in Ferney-Voltaire?
The rainy (wet) season in Ferney-Voltaire runs from November to January, peaking in December with a 30% chance of rain on a given day. The dry season is June to October; August is the driest month, at 13%.
What time of year is Ferney-Voltaire windiest?
Winds in Ferney-Voltaire are highest in January, averaging 4.3 m/s (15 km/h), and lightest in August, at 3.0 m/s (11 km/h). The prevailing wind is from the W.
What is the average temperature in Ferney-Voltaire year round?
The average temperature in Ferney-Voltaire 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 -1°C.