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Weather Villnachern

7-day forecast for Villnachern

Today (Thursday 20 Aug) in Villnachern: thunderstorms with hail, 20 to 28 °C, precipitation 21.3 mm (70 %), wind up to 20 km/h. Tomorrow: thunderstorms, 16 to 20 °C.

DayWeatherMinMaxPrecip.Wind
Todaythunderstorms with hail20 °C28 °C21.3 mm20 km/h
Tomorrowthunderstorms16 °C20 °C25.1 mm13 km/h
Sat 22 Augshowers12 °C22 °C0.5 mm11 km/h
Sun 23 Augpartly cloudy12 °C24 °C0.0 mm10 km/h
Mon 24 Augovercast12 °C27 °C0.0 mm10 km/h
Tue 25 Augshowers16 °C27 °C1.4 mm5 km/h
Wed 26 Augfog14 °C31 °C0.0 mm9 km/h

Forecast updated on 20.08.2026 at 15:41 (Open-Meteo model, elevation 378 m). The interactive block at the top refreshes hourly and covers 16 days.

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About Villnachern

Villnachern is a Swiss municipality located in the canton of Aargau (AG), at 47.464° latitude and 8.158° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Villnachern, Villnachern benefits from precise weather monitoring with hourly and 15-day forecasts.

378m Elevation
Lowland Zone
Snow & altitude climate In the lowlands winters are mild to cool with little lasting snow, sometimes persistent fog in autumn and winter.

Climate of Villnachern

The climate in Villnachern is characteristic of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Temperatures, precipitation and wind conditions vary throughout the year with local features linked to altitude and surrounding terrain. Our data comes from official weather stations and real-time Netatmo sensors for Villnachern and neighboring municipalities.

On this page you will find the detailed weather forecast for Villnachern: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.

Climate of Villnachern: 1991–2020 normals

In Villnachern (378 m), the mean annual temperature is 10.0 °C. The warmest month is July (19.3 °C on average) and the coldest January (1.3 °C). About 1007 mm of precipitation falls per year, peaking in July (100 mm) with a minimum in February (69 mm). The sun shines for about 1549 hours a year, mostly in July (225 h). On average there are 76 frost days and 15 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 33.0 °C and the absolute minimum −8.3 °C.

10.0 °CMean annual temperature
1007 mmPrecipitation per year
1549 hSunshine hours per year
76Frost days per year
57Summer days (≥ 25 °C)
JFMAMJJASOND

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

MonthMean TAbs. maxAbs. minPrecip. (mm)Sunshine (h)Frost daysSummer days
Jan1.3 °C11.8 °C−8.3 °C8141190
Feb2.0 °C14.0 °C−7.6 °C6974180
Mar5.8 °C19.3 °C−4.5 °C74133120
Apr9.8 °C24.1 °C−1.3 °C7016931
May13.9 °C28.1 °C3.0 °C9918305
Jun17.5 °C31.7 °C6.8 °C92205013
Jul19.3 °C33.0 °C9.3 °C100225018
Aug18.7 °C32.0 °C8.6 °C93208016
Sep14.5 °C27.0 °C4.7 °C7115104
Oct10.1 °C21.8 °C0.8 °C808610
Nov5.1 °C15.6 °C−3.4 °C824370
Dec2.0 °C12.1 °C−7.1 °C9731160
Year10.0 °C33.0 °C−8.3 °C100715497657

Source: MeteoSwiss open data (1991–2020 normals) — stations Würenlingen / PSI (10 km, 334 m), Buchs / Aarau (11 km, 387 m), Beznau (12 km, 326 m), adjusted to the elevation of Villnachern (378 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.

Nearby cities

Check the weather of cities near Villnachern:

Frequently asked questions about weather in Villnachern

What is the weather in Villnachern today?

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

What is the 15-day forecast for Villnachern?

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

Will it rain tomorrow in Villnachern?

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

What is the air quality in Villnachern?

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

Are there weather alerts for Villnachern?

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

At what altitude is Villnachern located?

Villnachern sits at around 378 m above sea level in the canton of Aargau. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Villnachern?

The warmest month in Villnachern is July, averaging 19.3 °C (1991–2020 normal). The coldest is January at 1.3 °C.

How much does it rain in Villnachern per year?

Villnachern receives about 1007 mm of precipitation a year. The wettest month is July (100 mm), the driest February (69 mm).

When is the best time to visit Villnachern?

For warmth and sunshine: July (19.3 °C on average, 225 h of sun). The coldest month is January (1.3 °C). Check the 15-day forecast above for your dates.