What is the weather in Lonay today?

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

What is the 15-day forecast for Lonay?

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

Will it rain tomorrow in Lonay?

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

What is the air quality in Lonay?

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

Are there weather alerts for Lonay?

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

At what altitude is Lonay located?

Lonay sits at around 440 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 Lonay?

The warmest month in Lonay is July, averaging 20.4 °C (1991–2020 normal). The coldest is January at 2.6 °C.

How much does it rain in Lonay per year?

Lonay receives about 1050 mm of precipitation a year. The wettest month is October (103 mm), the driest February (60 mm).

When is the best time to visit Lonay?

For warmth and sunshine: July (20.4 °C on average, 259 h of sun). The coldest month is January (2.6 °C). Check the 15-day forecast above for your dates.

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Home › Vaud › Lonay

Weather in Lonay

Vaud, 440 m · continuously updated

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

Venoge: 15.4 °C at Ecublens, Les Bois river temperature · FOEN gauge 2.6 km away · 27.09. 00h

Temperature · last 4 and next 28 hours

Lonay weather: the next 24 hours

Updated hourly.

Lonay weather hour by hour (48 h)

Lonay 15-day forecast

Two-week trend.

Lonay 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 Lonay

Neighbouring municipalities, as the crow flies.

Préverenges2 km Denges2 km Echandens2 km Echichens2 km Bremblens2 km Morges3 km Romanel-sur-Morges3 km Bussigny3 km

7-day forecast for Lonay

Today (Sunday 27 Sep) in Lonay: mostly sunny, 11 to 25 °C, precipitation 0.0 mm (0 %), wind up to 10 km/h. Tomorrow: overcast, 13 to 25 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	mostly sunny	11 °C	25 °C	0.0 mm	10 km/h
Tomorrow	overcast	13 °C	25 °C	0.0 mm	8 km/h
Tue 29 Sep	showers	16 °C	24 °C	0.2 mm	8 km/h
Wed 30 Sep	light rain	17 °C	21 °C	2.4 mm	7 km/h
Thu 1 Oct	light rain	16 °C	18 °C	14.3 mm	8 km/h
Fri 2 Oct	overcast	15 °C	22 °C	0.0 mm	14 km/h
Sat 3 Oct	fog	13 °C	22 °C	0.3 mm	11 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 440 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Lonay

Sunday 27 Sep in Lonay, hour by hour: sunny in the morning, sunny in the afternoon, mostly sunny in the evening. Low 12 °C around 08:00, high 25 °C around 17:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	14 °C	8 km/h
01:00	sunny	14 °C	7 km/h
02:00	sunny	14 °C	7 km/h
03:00	sunny	13 °C	7 km/h
04:00	sunny	12 °C	7 km/h
05:00	sunny	12 °C	6 km/h
06:00	sunny	12 °C	6 km/h
07:00	sunny	12 °C	6 km/h
08:00	sunny	12 °C	6 km/h
09:00	sunny	13 °C	6 km/h
10:00	sunny	16 °C	5 km/h
11:00	sunny	20 °C	3 km/h
12:00	sunny	21 °C	9 km/h
13:00	sunny	22 °C	10 km/h
14:00	sunny	24 °C	9 km/h
15:00	sunny	25 °C	8 km/h
16:00	sunny	25 °C	7 km/h
17:00	mostly sunny	25 °C	7 km/h
18:00	mostly sunny	25 °C	6 km/h
19:00	mostly sunny	24 °C	3 km/h
20:00	sunny	22 °C	3 km/h
21:00	mostly sunny	18 °C	6 km/h
22:00	mostly sunny	16 °C	6 km/h
23:00	overcast	16 °C	7 km/h

Hourly forecast issued 27.09.2026 for Lonay (440 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Lonay weather tomorrow

Tomorrow, Monday 28 Sep, in Lonay: overcast, 13 to 25 °C, wind up to 8 km/h. No precipitation expected.

Lonay weekend weather

This weekend in Lonay: Saturday fog, 13 to 22 °C; Sunday mostly sunny, 11 to 25 °C.

Will it rain in Lonay this week?

Yes: 2 days with precipitation are expected in Lonay over the next 7 days, 17.2 mm in total. Wettest day: Thursday 1 Oct (14.3 mm).

The best day to go out in Lonay

The best day of the next 7 in Lonay: Sunday 27 Sep, mostly sunny, up to 25 °C.

The last 7 days in Lonay

From 20 Sep to 26 Sep: 17.3 °C on average, 1.5 °C above the September normal (15.8 °C), 0 mm of precipitation (7-day normal: 21 mm). Warmest day: sunday 20 Sep (25 °C); coolest night: thursday 24 Sep (9 °C).

Day	Min	Max
Sun 20 Sep	10 °C	25 °C
Mon 21 Sep	12 °C	24 °C
Tue 22 Sep	11 °C	24 °C
Wed 23 Sep	10 °C	22 °C
Thu 24 Sep	9 °C	23 °C
Fri 25 Sep	11 °C	24 °C
Sat 26 Sep	10 °C	25 °C

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

Climate of Lonay: 1991–2020 normals

In Lonay (440 m), the mean annual temperature is 11.1 °C. The warmest month is July (20.4 °C on average) and the coldest January (2.6 °C). About 1050 mm of precipitation falls per year, peaking in October (103 mm) with a minimum in February (60 mm). The sun shines for about 1951 hours a year, mostly in July (259 h). On average there are 48 frost days and 9 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.8 °C and the absolute minimum −5.7 °C.

11.1 °CMean annual temperature

1050 mmPrecipitation per year

1951 hSunshine hours per year

48Frost days per year

51Summer 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	2.6 °C	11.3 °C	−5.7 °C	72	75	14	0
Feb	3.2 °C	13.0 °C	−5.4 °C	60	107	12	0
Mar	6.9 °C	18.1 °C	−2.5 °C	65	168	6	0
Apr	10.5 °C	22.5 °C	0.4 °C	76	192	1	0
May	14.6 °C	27.0 °C	4.8 °C	102	210	0	3
Jun	18.4 °C	30.4 °C	8.4 °C	99	240	0	12
Jul	20.4 °C	31.8 °C	10.9 °C	95	259	0	18
Aug	20.0 °C	31.1 °C	10.3 °C	102	241	0	16
Sep	15.8 °C	25.9 °C	6.7 °C	91	192	0	3
Oct	11.5 °C	21.0 °C	2.9 °C	103	132	0	0
Nov	6.5 °C	16.0 °C	−1.3 °C	92	79	4	0
Dec	3.3 °C	11.8 °C	−4.7 °C	93	56	11	0
Year	11.1 °C	31.8 °C	−5.7 °C	1050	1951	48	51

Source: MeteoSwiss open data (1991–2020 normals) — stations Pully (12 km, 456 m), Mathod (23 km, 435 m), Nyon / Changins (27 km, 458 m), adjusted to the elevation of Lonay (440 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.