Annual mean 9°C · wettest around December · prevailing wind S
Warmest
22.4 °C
Coldest
0.7 °C
Wettest
37%
Windiest
5.3 m/s
Prevailing
S
4.0 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 Nyon over the whole year is 9°C. July is the hottest month, with highs of about 22°C; January is the coldest, with lows of about -1°C. The rainy (wet) season in Nyon runs from November to January, peaking in December with a 34% chance of rain on a given day. The dry season is June to October; August is the driest month, at 16%. Winds in Nyon are highest in January, averaging 4.6 m/s (17 km/h), and lightest in August, at 3.1 m/s (11 km/h). The prevailing wind is from the S. The clearest skies in Nyon come in August, when the sky is typically 54% covered; December is the cloudiest month, at 72%.
Month by month Nyon 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
2°C
-1°C
-3°C
29%
71%
4.6 m/s
0
0
8
February
5°C
1°C
-0°C
23%
64%
4.3 m/s
0
0
19
March
7°C
2°C
2°C
25%
63%
4.1 m/s
2
0
32
April
11°C
5°C
7°C
21%
62%
3.8 m/s
17
0
53
May
14°C
9°C
11°C
27%
65%
3.8 m/s
36
2
64
June
20°C
14°C
18°C
23%
58%
3.4 m/s
61
20
58
July
22°C
16°C
20°C
18%
54%
3.3 m/s
65
28
54
August
22°C
15°C
20°C
16%
54%
3.1 m/s
63
30
52
September
17°C
11°C
15°C
18%
58%
3.3 m/s
54
10
66
October
13°C
8°C
10°C
21%
61%
3.7 m/s
28
0
65
November
7°C
3°C
2°C
28%
71%
3.9 m/s
1
0
29
December
3°C
1°C
-1°C
34%
72%
4.1 m/s
0
0
9
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 Nyon weather by season
Year round, Nyon has days of about 2°C at their warmest in January, its coolest month, and 22°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 9°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.
Nyon weather in winterDecember to February
High 3°CLow 0°CRain 29%
Winter in Nyon has typical daily highs of about 3°C and lows of about 0°C, with a 29% chance of rain on a given day.
Nyon weather in springMarch to May
High 11°CLow 5°CRain 24%
Spring in Nyon has typical daily highs of about 11°C and lows of about 5°C, with a 24% chance of rain on a given day.
Nyon weather in summerJune to August
High 21°CLow 15°CRain 19%
Summer in Nyon has typical daily highs of about 21°C and lows of about 15°C, with a 19% chance of rain on a given day.
Nyon weather in autumnSeptember to November
High 12°CLow 7°CRain 22%
Autumn in Nyon has typical daily highs of about 12°C and lows of about 7°C, with a 22% chance of rain on a given day.
When is the rainy season in Nyon?
The rainy (wet) season in Nyon runs from November to January, peaking in December with a 34% chance of rain on a given day. The dry season is June to October; August is the driest month, at 16%.
What time of year is Nyon windiest?
Winds in Nyon are highest in January, averaging 4.6 m/s (17 km/h), and lightest in August, at 3.1 m/s (11 km/h). The prevailing wind is from the S.
What is the average temperature in Nyon year round?
The average temperature in Nyon over the whole year is 9°C. July is the hottest month, with highs of about 22°C; January is the coldest, with lows of about -1°C.