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Weather Sisikon

7-day forecast for Sisikon

Today (Thursday 20 Aug) in Sisikon: thunderstorms with hail, 15 to 21 °C, precipitation 19.6 mm (88 %), wind up to 11 km/h. Tomorrow: thunderstorms, 11 to 15 °C.

DayWeatherMinMaxPrecip.Wind
Todaythunderstorms with hail15 °C21 °C19.6 mm11 km/h
Tomorrowthunderstorms11 °C15 °C20.4 mm20 km/h
Sat 22 Augthunderstorms10 °C15 °C4.5 mm9 km/h
Sun 23 Augpartly cloudy10 °C18 °C0.0 mm9 km/h
Mon 24 Augovercast13 °C23 °C0.0 mm10 km/h
Tue 25 Augovercast15 °C20 °C0.6 mm9 km/h
Wed 26 Augovercast16 °C24 °C0.0 mm9 km/h

Forecast updated on 20.08.2026 at 15:41 (Open-Meteo model, elevation 1279 m). The interactive block at the top refreshes hourly and covers 16 days.

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About Sisikon

Sisikon is a Swiss municipality located in the canton of Uri (UR), at 46.942° latitude and 8.637° longitude. The municipality is part of the central Alps, pronounced alpine climate with heavy winter snowfall. Also known as Sisikon, Sisikon benefits from precise weather monitoring with hourly and 15-day forecasts.

1279m Elevation
Mountain Zone
Snow & altitude climate Above 1000 m expect reliable winter snow and cool nights even in summer; ideal for skiing and hiking.

Climate of Sisikon

The climate in Sisikon is characteristic of the central Alps, pronounced alpine climate with heavy winter snowfall. 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 Sisikon and neighboring municipalities.

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

Climate of Sisikon: 1991–2020 normals

In Sisikon (1279 m), the mean annual temperature is 5.6 °C. The warmest month is July (14.4 °C on average) and the coldest January (−3.0 °C). About 1477 mm of precipitation falls per year, peaking in August (189 mm) with a minimum in February (75 mm). The sun shines for about 1378 hours a year, mostly in July (164 h). On average there are 129 frost days and 1 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 26.7 °C and the absolute minimum −13.1 °C.

5.6 °CMean annual temperature
1477 mmPrecipitation per year
1378 hSunshine hours per year
129Frost days per year
18Summer 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−3.0 °C9.4 °C−13.1 °C8751270
Feb−2.3 °C9.6 °C−12.8 °C7592240
Mar1.5 °C14.5 °C−9.5 °C91128190
Apr5.4 °C18.4 °C−6.1 °C101146100
May9.5 °C22.9 °C−1.4 °C14814711
Jun12.8 °C26.2 °C2.5 °C17115805
Jul14.4 °C26.7 °C4.9 °C17616407
Aug14.0 °C25.9 °C4.3 °C18915705
Sep10.2 °C21.6 °C0.6 °C13013100
Oct6.2 °C18.6 °C−3.9 °C10411240
Nov1.2 °C14.3 °C−8.8 °C10161160
Dec−2.2 °C10.4 °C−12.2 °C10431260
Year5.6 °C26.7 °C−13.1 °C1477137812918

Source: MeteoSwiss open data (1991–2020 normals) — stations Altdorf (6 km, 438 m), Engelberg (22 km, 1036 m), Einsiedeln (23 km, 911 m), adjusted to the elevation of Sisikon (1279 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.

Nearby cities

Check the weather of cities near Sisikon:

Frequently asked questions about weather in Sisikon

What is the weather in Sisikon today?

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

What is the 15-day forecast for Sisikon?

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

Will it rain tomorrow in Sisikon?

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

What is the air quality in Sisikon?

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

Are there weather alerts for Sisikon?

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

At what altitude is Sisikon located?

Sisikon sits at around 1279 m above sea level in the canton of Uri. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Sisikon?

The warmest month in Sisikon is July, averaging 14.4 °C (1991–2020 normal). The coldest is January at −3.0 °C.

How much does it rain in Sisikon per year?

Sisikon receives about 1477 mm of precipitation a year. The wettest month is August (189 mm), the driest February (75 mm).

When is the best time to visit Sisikon?

For warmth and sunshine: July (14.4 °C on average, 164 h of sun). The coldest month is January (−3.0 °C). Check the 15-day forecast above for your dates.