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Weather Grächen

7-day forecast for Grächen

Today (Thursday 20 Aug) in Grächen: thunderstorms, 13 to 19 °C, precipitation 13.4 mm (83 %), wind up to 14 km/h. Tomorrow: thunderstorms, 10 to 14 °C.

DayWeatherMinMaxPrecip.Wind
Todaythunderstorms13 °C19 °C13.4 mm14 km/h
Tomorrowthunderstorms10 °C14 °C5.3 mm11 km/h
Sat 22 Augovercast8 °C15 °C0.0 mm12 km/h
Sun 23 Augmostly sunny7 °C19 °C0.0 mm11 km/h
Mon 24 Augovercast11 °C21 °C0.0 mm14 km/h
Tue 25 Augovercast12 °C18 °C0.6 mm7 km/h
Wed 26 Augovercast10 °C21 °C0.0 mm13 km/h

Forecast updated on 20.08.2026 at 15:41 (Open-Meteo model, elevation 1700 m). The interactive block at the top refreshes hourly and covers 16 days.

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About Grächen

Grächen is a Swiss municipality located in the canton of Valais (VS), at 46.198° latitude and 7.846° longitude. The municipality is part of the Valais Alps, dry continental climate, among the sunniest in Switzerland. Also known as Grächen, Grächen benefits from precise weather monitoring with hourly and 15-day forecasts.

1700m Elevation
High mountain Zone
Snow & altitude climate Between 1500 and 2000 m, winters are long and snowy and summers short and cool; the snow line often drops below the village in winter.

Climate of Grächen

The climate in Grächen is characteristic of the Valais Alps, dry continental climate, among the sunniest in Switzerland. 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 Grächen and neighboring municipalities.

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

Climate of Grächen: 1991–2020 normals

In Grächen (1700 m), the mean annual temperature is 5.5 °C. The warmest month is July (14.5 °C on average) and the coldest January (−2.7 °C). About 612 mm of precipitation falls per year, peaking in May (69 mm) with a minimum in February (31 mm). The sun shines for about 1696 hours a year, mostly in July (191 h). On average there are 139 frost days per year. The mean monthly maximum reaches 26.4 °C and the absolute minimum −13.0 °C.

5.5 °CMean annual temperature
612 mmPrecipitation per year
1696 hSunshine hours per year
139Frost days per year
15Summer 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
Jan−2.7 °C8.2 °C−12.7 °C4197290
Feb−2.4 °C10.4 °C−13.0 °C31112250
Mar1.0 °C13.6 °C−10.1 °C37155210
Apr4.5 °C16.9 °C−6.2 °C47151120
May8.7 °C21.7 °C−1.8 °C6916030
Jun12.6 °C25.8 °C1.7 °C5917604
Jul14.5 °C26.4 °C4.5 °C5619106
Aug14.2 °C26.3 °C3.8 °C6418105
Sep10.3 °C22.3 °C0.4 °C4416010
Oct6.3 °C18.5 °C−3.6 °C5813760
Nov1.1 °C13.6 °C−8.8 °C5791160
Dec−1.9 °C8.3 °C−11.8 °C5085260
Year5.5 °C26.4 °C−13.0 °C612169613915

Source: MeteoSwiss open data (1991–2020 normals) — stations Grächen (1 km, 1605 m), Visp (12 km, 639 m), Zermatt (20 km, 1638 m), adjusted to the elevation of Grächen (1700 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.

Nearby cities

Check the weather of cities near Grächen:

Frequently asked questions about weather in Grächen

What is the weather in Grächen today?

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

What is the 15-day forecast for Grächen?

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

Will it rain tomorrow in Grächen?

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

What is the air quality in Grächen?

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

Are there weather alerts for Grächen?

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

At what altitude is Grächen located?

Grächen sits at around 1700 m above sea level in the canton of Valais. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Grächen?

The warmest month in Grächen is July, averaging 14.5 °C (1991–2020 normal). The coldest is January at −2.7 °C.

How much does it rain in Grächen per year?

Grächen receives about 612 mm of precipitation a year. The wettest month is May (69 mm), the driest February (31 mm).

When is the best time to visit Grächen?

For warmth and sunshine: July (14.5 °C on average, 191 h of sun). The coldest month is January (−2.7 °C). Check the 15-day forecast above for your dates.