What is the weather in Rennaz today?

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

What is the 15-day forecast for Rennaz?

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

Will it rain tomorrow in Rennaz?

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

What is the air quality in Rennaz?

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

Are there weather alerts for Rennaz?

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

At what altitude is Rennaz located?

Rennaz sits at around 378 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 Rennaz?

The warmest month in Rennaz is July, averaging 19.6 °C (1991–2020 normal). The coldest is January at 1.9 °C.

How much does it rain in Rennaz per year?

Rennaz receives about 965 mm of precipitation a year. The wettest month is July (115 mm), the driest February (56 mm).

When is the best time to visit Rennaz?

For warmth and sunshine: July (19.6 °C on average, 224 h of sun). The coldest month is January (1.9 °C). Check the 15-day forecast above for your dates.

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Home › Vaud › Rennaz

Weather in Rennaz

Vaud, 378 m · continuously updated

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

Rhône: 8.7 °C at Porte du Scex river temperature · FOEN gauge 3.7 km away · 27.09. 00h

Temperature · last 4 and next 28 hours

Rennaz weather: the next 24 hours

Updated hourly.

Rennaz weather hour by hour (48 h)

Rennaz 15-day forecast

Two-week trend.

Rennaz 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 Rennaz

Neighbouring municipalities, as the crow flies.

Noville2 km Roche (VD)2 km Chessel3 km Yvorne4 km Port-Valais4 km Vouvry5 km Corbeyrier5 km Villeneuve (VD)5 km

7-day forecast for Rennaz

Today (Sunday 27 Sep) in Rennaz: partly cloudy, 12 to 24 °C, precipitation 0.0 mm (0 %), wind up to 10 km/h. Tomorrow: overcast, 11 to 24 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	partly cloudy	12 °C	24 °C	0.0 mm	10 km/h
Tomorrow	overcast	11 °C	24 °C	0.0 mm	14 km/h
Tue 29 Sep	light rain	19 °C	23 °C	0.3 mm	7 km/h
Wed 30 Sep	light rain	18 °C	22 °C	1.2 mm	7 km/h
Thu 1 Oct	showers	17 °C	19 °C	9.3 mm	5 km/h
Fri 2 Oct	overcast	18 °C	22 °C	0.0 mm	9 km/h
Sat 3 Oct	overcast	16 °C	22 °C	0.0 mm	7 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 378 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Rennaz

Sunday 27 Sep in Rennaz, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 13 °C around 07:00, high 25 °C around 16:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	14 °C	3 km/h
01:00	sunny	15 °C	2 km/h
02:00	sunny	15 °C	6 km/h
03:00	sunny	14 °C	4 km/h
04:00	sunny	14 °C	3 km/h
05:00	sunny	14 °C	2 km/h
06:00	sunny	13 °C	5 km/h
07:00	sunny	13 °C	3 km/h
08:00	sunny	13 °C	3 km/h
09:00	sunny	14 °C	2 km/h
10:00	sunny	17 °C	1 km/h
11:00	sunny	20 °C	6 km/h
12:00	sunny	21 °C	9 km/h
13:00	sunny	22 °C	10 km/h
14:00	sunny	23 °C	9 km/h
15:00	sunny	24 °C	6 km/h
16:00	sunny	25 °C	4 km/h
17:00	sunny	24 °C	2 km/h
18:00	sunny	24 °C	2 km/h
19:00	sunny	20 °C	5 km/h
20:00	partly cloudy	19 °C	5 km/h
21:00	mostly sunny	18 °C	6 km/h
22:00	sunny	17 °C	6 km/h
23:00	mostly sunny	16 °C	6 km/h

Hourly forecast issued 27.09.2026 for Rennaz (378 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Rennaz weather tomorrow

Tomorrow, Monday 28 Sep, in Rennaz: overcast, 11 to 24 °C, wind up to 14 km/h. No precipitation expected.

Rennaz weekend weather

This weekend in Rennaz: Saturday overcast, 16 to 22 °C; Sunday partly cloudy, 12 to 24 °C.

Will it rain in Rennaz this week?

Yes: 2 days with precipitation are expected in Rennaz over the next 7 days, 10.8 mm in total. Wettest day: Thursday 1 Oct (9.3 mm).

The best day to go out in Rennaz

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

The last 7 days in Rennaz

From 20 Sep to 26 Sep: 16.6 °C on average, 1.5 °C above the September normal (15.1 °C), 0 mm of precipitation (7-day normal: 18 mm). Warmest day: sunday 20 Sep (24 °C); coolest night: friday 25 Sep (8 °C).

Day	Min	Max
Sun 20 Sep	11 °C	24 °C
Mon 21 Sep	13 °C	23 °C
Tue 22 Sep	11 °C	23 °C
Wed 23 Sep	9 °C	22 °C
Thu 24 Sep	12 °C	23 °C
Fri 25 Sep	8 °C	21 °C
Sat 26 Sep	9 °C	23 °C

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

Climate of Rennaz: 1991–2020 normals

In Rennaz (378 m), the mean annual temperature is 10.6 °C. The warmest month is July (19.6 °C on average) and the coldest January (1.9 °C). About 965 mm of precipitation falls per year, peaking in July (115 mm) with a minimum in February (56 mm). The sun shines for about 1846 hours a year, mostly in July (224 h). On average there are 77 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 30.9 °C and the absolute minimum −9.0 °C.

10.6 °CMean annual temperature

965 mmPrecipitation per year

1846 hSunshine hours per year

77Frost days per year

50Summer 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	1.9 °C	12.6 °C	−9.0 °C	66	91	20	0
Feb	2.8 °C	13.8 °C	−7.2 °C	56	111	17	0
Mar	6.6 °C	18.4 °C	−3.5 °C	61	160	9	0
Apr	10.3 °C	22.9 °C	−0.9 °C	64	174	2	0
May	14.4 °C	26.7 °C	3.6 °C	93	181	0	3
Jun	17.9 °C	29.6 °C	6.9 °C	95	206	0	11
Jul	19.6 °C	30.9 °C	9.1 °C	115	224	0	18
Aug	19.2 °C	30.3 °C	8.6 °C	109	213	0	15
Sep	15.1 °C	25.7 °C	5.1 °C	79	177	0	2
Oct	11.0 °C	21.9 °C	0.6 °C	76	139	1	0
Nov	5.9 °C	17.6 °C	−4.0 °C	73	92	9	0
Dec	2.8 °C	13.4 °C	−7.5 °C	79	78	18	0
Year	10.6 °C	30.9 °C	−9.0 °C	965	1846	77	50

Source: MeteoSwiss open data (1991–2020 normals) — stations Aigle (5 km, 381 m), Le Moléson (20 km, 1974 m), Château-d'Oex (21 km, 1028 m), adjusted to the elevation of Rennaz (378 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.