What is the weather in Perroy today?

At the top of the page you will find the current temperature, precipitation and wind in Perroy, updated in real time.

What is the 15-day forecast for Perroy?

The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Perroy.

Will it rain tomorrow in Perroy?

Check the 48-hour hourly forecast to see exactly when precipitation is expected in Perroy.

What is the air quality in Perroy?

The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Perroy.

Are there weather alerts for Perroy?

Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.

At what altitude is Perroy located?

Perroy sits at around 423 m above sea level in the canton of Vaud. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Perroy?

The warmest month in Perroy is July, averaging 20.1 °C (1991–2020 normal). The coldest is January at 2.9 °C.

How much does it rain in Perroy per year?

Perroy receives about 1073 mm of precipitation a year. The wettest month is December (108 mm), the driest February (70 mm).

When is the best time to visit Perroy?

For warmth and sunshine: July (20.1 °C on average, 265 h of sun). The coldest month is January (2.9 °C). Check the 15-day forecast above for your dates.

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Home › Vaud › Perroy

Weather in Perroy

Vaud, 423 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Aubonne: 14.1 °C at Allaman, Le Coulet river temperature · FOEN gauge 3.7 km away · 27.09. 00h

Temperature · last 4 and next 28 hours

Perroy weather: the next 24 hours

Updated hourly.

Perroy weather hour by hour (48 h)

Perroy 15-day forecast

Two-week trend.

Perroy weekend weather Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Perroy

Neighbouring municipalities, as the crow flies.

Féchy1 km Bougy-Villars2 km Mont-sur-Rolle2 km Allaman3 km Rolle3 km Aubonne3 km Essertines-sur-Rolle3 km Tartegnin3 km

7-day forecast for Perroy

Today (Sunday 27 Sep) in Perroy: partly cloudy, 14 to 24 °C, precipitation 0.0 mm (0 %), wind up to 12 km/h. Tomorrow: overcast, 16 to 24 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	partly cloudy	14 °C	24 °C	0.0 mm	12 km/h
Tomorrow	overcast	16 °C	24 °C	0.0 mm	10 km/h
Tue 29 Sep	overcast	17 °C	24 °C	0.3 mm	10 km/h
Wed 30 Sep	light rain	17 °C	21 °C	2.4 mm	11 km/h
Thu 1 Oct	rain	16 °C	19 °C	14.0 mm	8 km/h
Fri 2 Oct	overcast	17 °C	22 °C	0.0 mm	14 km/h
Sat 3 Oct	overcast	16 °C	22 °C	1.2 mm	6 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 423 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in Perroy today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Perroy

Sunday 27 Sep in Perroy, hour by hour: sunny in the morning, sunny in the afternoon, partly cloudy in the evening. Low 14 °C around 08:00, high 24 °C around 16:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	17 °C	9 km/h
01:00	sunny	17 °C	9 km/h
02:00	sunny	17 °C	9 km/h
03:00	sunny	16 °C	8 km/h
04:00	sunny	16 °C	9 km/h
05:00	sunny	15 °C	8 km/h
06:00	sunny	15 °C	8 km/h
07:00	sunny	14 °C	8 km/h
08:00	sunny	14 °C	7 km/h
09:00	sunny	16 °C	1 km/h
10:00	sunny	18 °C	1 km/h
11:00	sunny	19 °C	3 km/h
12:00	sunny	21 °C	5 km/h
13:00	sunny	23 °C	5 km/h
14:00	sunny	24 °C	6 km/h
15:00	sunny	24 °C	4 km/h
16:00	sunny	24 °C	3 km/h
17:00	sunny	24 °C	2 km/h
18:00	partly cloudy	23 °C	3 km/h
19:00	partly cloudy	22 °C	4 km/h
20:00	sunny	20 °C	11 km/h
21:00	mostly sunny	20 °C	11 km/h
22:00	overcast	20 °C	12 km/h
23:00	partly cloudy	20 °C	10 km/h

Hourly forecast issued 27.09.2026 for Perroy (423 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Perroy weather tomorrow

Tomorrow, Monday 28 Sep, in Perroy: overcast, 16 to 24 °C, wind up to 10 km/h. No precipitation expected.

Perroy weekend weather

This weekend in Perroy: Saturday overcast, 16 to 22 °C; Sunday partly cloudy, 14 to 24 °C.

Will it rain in Perroy this week?

Yes: 3 days with precipitation are expected in Perroy over the next 7 days, 17.9 mm in total. Wettest day: Thursday 1 Oct (14.0 mm).

The best day to go out in Perroy

The best day of the next 7 in Perroy: Sunday 27 Sep, partly cloudy, up to 24 °C.

The last 7 days in Perroy

From 20 Sep to 26 Sep: 18.4 °C on average, 2.6 °C above the September normal (15.8 °C), 0 mm of precipitation (7-day normal: 21 mm). Warmest day: sunday 20 Sep (24 °C); coolest night: saturday 26 Sep (13 °C).

Day	Min	Max
Sun 20 Sep	14 °C	24 °C
Mon 21 Sep	16 °C	24 °C
Tue 22 Sep	14 °C	23 °C
Wed 23 Sep	13 °C	22 °C
Thu 24 Sep	13 °C	22 °C
Fri 25 Sep	14 °C	22 °C
Sat 26 Sep	13 °C	24 °C

Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.

Climate of Perroy: 1991–2020 normals

In Perroy (423 m), the mean annual temperature is 11.1 °C. The warmest month is July (20.1 °C on average) and the coldest January (2.9 °C). About 1073 mm of precipitation falls per year, peaking in December (108 mm) with a minimum in February (70 mm). The sun shines for about 1962 hours a year, mostly in July (265 h). On average there are 56 frost days and 10 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.6 °C and the absolute minimum −5.8 °C.

11.1 °CMean annual temperature

1073 mmPrecipitation per year

1962 hSunshine hours per year

56Frost days per year

53Summer days (≥ 25 °C)

JFMAMJJASOND

Mean monthly precipitation (mm) — bar height relative to the wettest month.

Month	Mean T	Abs. max	Abs. min	Precip. (mm)	Sunshine (h)	Frost days	Summer days
Jan	2.9 °C	12.1 °C	−5.8 °C	88	73	16	0
Feb	3.4 °C	13.6 °C	−5.4 °C	70	108	14	0
Mar	6.8 °C	17.9 °C	−2.6 °C	73	171	6	0
Apr	10.3 °C	22.1 °C	−0.0 °C	73	193	1	0
May	14.3 °C	26.5 °C	4.3 °C	94	214	0	3
Jun	18.0 °C	30.1 °C	8.0 °C	90	242	0	12
Jul	20.1 °C	31.6 °C	10.5 °C	91	265	0	18
Aug	19.8 °C	31.1 °C	10.0 °C	90	244	0	16
Sep	15.8 °C	26.3 °C	6.5 °C	90	192	0	4
Oct	11.6 °C	21.7 °C	2.5 °C	104	129	0	0
Nov	6.7 °C	16.6 °C	−1.6 °C	101	75	5	0
Dec	3.6 °C	12.9 °C	−4.9 °C	108	56	13	0
Year	11.1 °C	31.6 °C	−5.8 °C	1073	1962	56	53

Source: MeteoSwiss open data (1991–2020 normals) — stations Nyon / Changins (13 km, 458 m), La Dôle (20 km, 1670 m), Pully (24 km, 456 m), adjusted to the elevation of Perroy (423 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.