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Weather in Val-d'Illiez

Valais, 987 m · continuously updated

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Temperature · last 4 and next 28 hours

Val-d'Illiez weather: the next 24 hours

Updated hourly.

Val-d'Illiez weather hour by hour (48 h)

Val-d'Illiez 15-day forecast

Two-week trend.

Val-d'Illiez weekend weatherRain 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 Val-d'Illiez

Neighbouring municipalities, as the crow flies.

7-day forecast for Val-d'Illiez

Today (Sunday 27 Sep) in Val-d'Illiez: partly cloudy, 13 to 22 °C, precipitation 0.0 mm (0 %), wind up to 9 km/h. Tomorrow: overcast, 14 to 21 °C.

DayWeatherMinMaxPrecip.Wind
Todaypartly cloudy13 °C22 °C0.0 mm9 km/h
Tomorrowovercast14 °C21 °C0.0 mm8 km/h
Tue 29 Sepshowers14 °C19 °C0.4 mm6 km/h
Wed 30 Seplight rain14 °C18 °C1.2 mm7 km/h
Thu 1 Octthunderstorms13 °C15 °C9.6 mm4 km/h
Fri 2 Octfog12 °C17 °C0.3 mm8 km/h
Sat 3 Octshowers11 °C18 °C0.6 mm9 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 987 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Val-d'Illiez

Sunday 27 Sep in Val-d'Illiez, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 13 °C around 07:00, high 22 °C around 16:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny14 °C0.0 mm9 km/h
01:00sunny14 °C0.0 mm7 km/h
02:00sunny13 °C0.0 mm7 km/h
03:00sunny13 °C0.0 mm7 km/h
04:00sunny13 °C0.0 mm7 km/h
05:00sunny13 °C0.0 mm6 km/h
06:00sunny13 °C0.0 mm6 km/h
07:00sunny13 °C0.0 mm6 km/h
08:00sunny13 °C0.0 mm5 km/h
09:00sunny15 °C0.0 mm1 km/h
10:00sunny18 °C0.0 mm1 km/h
11:00sunny20 °C0.0 mm4 km/h
12:00sunny21 °C0.0 mm6 km/h
13:00sunny21 °C0.0 mm8 km/h
14:00sunny21 °C0.0 mm8 km/h
15:00sunny22 °C0.0 mm6 km/h
16:00sunny22 °C0.0 mm6 km/h
17:00sunny22 °C0.0 mm4 km/h
18:00sunny22 °C0.0 mm3 km/h
19:00sunny20 °C0.0 mm4 km/h
20:00partly cloudy17 °C0.0 mm8 km/h
21:00mostly sunny16 °C0.0 mm8 km/h
22:00sunny16 °C0.0 mm7 km/h
23:00partly cloudy15 °C0.0 mm7 km/h

Hourly forecast issued 27.09.2026 for Val-d'Illiez (987 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Val-d'Illiez weather tomorrow

Tomorrow, Monday 28 Sep, in Val-d'Illiez: overcast, 14 to 21 °C, wind up to 8 km/h. No precipitation expected.

Val-d'Illiez weekend weather

This weekend in Val-d'Illiez: Saturday showers, 11 to 18 °C; Sunday partly cloudy, 13 to 22 °C.

Will it rain in Val-d'Illiez this week?

Yes: 2 days with precipitation are expected in Val-d'Illiez over the next 7 days, 12.1 mm in total. Wettest day: Thursday 1 Oct (9.6 mm).

The best day to go out in Val-d'Illiez

The best day of the next 7 in Val-d'Illiez: Sunday 27 Sep, partly cloudy, up to 22 °C.

The last 7 days in Val-d'Illiez

From 20 Sep to 26 Sep: 14.3 °C on average, 1.8 °C above the September normal (12.5 °C), 0 mm of precipitation (7-day normal: 22 mm). Warmest day: saturday 26 Sep (21 °C); coolest night: friday 25 Sep (8 °C).

DayMinMaxRain
Sun 20 Sep9 °C20 °C0.0 mm
Mon 21 Sep9 °C18 °C0.0 mm
Tue 22 Sep11 °C18 °C0.0 mm
Wed 23 Sep9 °C19 °C0.0 mm
Thu 24 Sep10 °C19 °C0.0 mm
Fri 25 Sep8 °C19 °C0.0 mm
Sat 26 Sep10 °C21 °C0.0 mm

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

Climate of Val-d'Illiez: 1991–2020 normals

In Val-d'Illiez (987 m), the mean annual temperature is 8.0 °C. The warmest month is July (16.8 °C on average) and the coldest January (−0.8 °C). About 1134 mm of precipitation falls per year, peaking in July (136 mm) with a minimum in February (66 mm). The mean monthly maximum reaches 28.2 °C and the absolute minimum −10.1 °C.

8.0 °CMean annual temperature
1134 mmPrecipitation per year
JFMAMJJASOND

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

MonthMean TAbs. maxAbs. minPrecip. (mm)
Jan−0.8 °C9.8 °C−10.1 °C78
Feb0.3 °C11.6 °C−8.7 °C66
Mar4.1 °C16.1 °C−5.8 °C72
Apr7.6 °C19.8 °C−3.1 °C75
May11.5 °C24.0 °C1.1 °C108
Jun15.1 °C27.2 °C4.5 °C111
Jul16.8 °C28.2 °C7.0 °C136
Aug16.4 °C27.8 °C6.2 °C127
Sep12.5 °C23.1 °C3.1 °C92
Oct8.7 °C19.7 °C−1.0 °C89
Nov3.4 °C15.5 °C−5.8 °C86
Dec0.0 °C10.8 °C−9.0 °C92
Year8.0 °C28.2 °C−10.1 °C1134

Source: MeteoSwiss open data (1991–2020 normals) — stations Evionnaz (10 km, 482 m), Aigle (15 km, 381 m), Les Diablerets (28 km, 2964 m), adjusted to the elevation of Val-d'Illiez (987 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.