Annual mean 11°C · wettest around December · prevailing wind W
Warmest
24.6 °C
Coldest
2.3 °C
Wettest
28%
Windiest
4.8 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 Oyonnax over the whole year is 11°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 1°C. The rainy (wet) season in Oyonnax runs from November to January, peaking in December with a 26% chance of rain on a given day. The dry season is June to October; August is the driest month, at 11%. Winds in Oyonnax are highest in January, averaging 3.9 m/s (14 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the W. The clearest skies in Oyonnax come in July, when the sky is typically 61% covered; December is the cloudiest month, at 78%.
Month by month Oyonnax 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
4°C
1°C
-1°C
22%
77%
3.9 m/s
0
0
14
February
7°C
2°C
2°C
17%
72%
3.7 m/s
1
0
30
March
10°C
3°C
5°C
19%
69%
3.7 m/s
7
0
45
April
13°C
6°C
9°C
16%
70%
3.5 m/s
26
1
62
May
17°C
10°C
14°C
21%
70%
3.4 m/s
48
6
68
June
22°C
15°C
20°C
17%
65%
3.0 m/s
65
31
51
July
24°C
17°C
23°C
12%
61%
3.0 m/s
64
41
43
August
24°C
16°C
23°C
11%
63%
2.8 m/s
59
40
42
September
20°C
12°C
18°C
14%
66%
2.8 m/s
62
19
62
October
15°C
9°C
12°C
16%
69%
3.2 m/s
40
2
72
November
8°C
4°C
4°C
21%
77%
3.3 m/s
3
0
38
December
5°C
2°C
0°C
26%
78%
3.5 m/s
0
0
16
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 Oyonnax weather by season
Year round, Oyonnax has days of about 4°C at their warmest in January, its coolest month, and 24°C in July, its warmest; the coolest hours of the day run from 1°C to 17°C through the year, and the average temperature over the year is 11°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.
Oyonnax weather in winterDecember to February
High 5°CLow 1°CRain 21%
Winter in Oyonnax has typical daily highs of about 5°C and lows of about 1°C, with a 21% chance of rain on a given day.
Oyonnax weather in springMarch to May
High 13°CLow 6°CRain 18%
Spring in Oyonnax has typical daily highs of about 13°C and lows of about 6°C, with a 18% chance of rain on a given day.
Oyonnax weather in summerJune to August
High 23°CLow 16°CRain 13%
Summer in Oyonnax has typical daily highs of about 23°C and lows of about 16°C, with a 13% chance of rain on a given day.
Oyonnax weather in autumnSeptember to November
High 14°CLow 8°CRain 17%
Autumn in Oyonnax has typical daily highs of about 14°C and lows of about 8°C, with a 17% chance of rain on a given day.
When is the rainy season in Oyonnax?
The rainy (wet) season in Oyonnax runs from November to January, peaking in December with a 26% chance of rain on a given day. The dry season is June to October; August is the driest month, at 11%.
What time of year is Oyonnax windiest?
Winds in Oyonnax are highest in January, averaging 3.9 m/s (14 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the W.
What is the average temperature in Oyonnax year round?
The average temperature in Oyonnax over the whole year is 11°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about 1°C.