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Weather Sulgen

7-day forecast for Sulgen

Today (Thursday 20 Aug) in Sulgen: thunderstorms, 19 to 28 °C, precipitation 6.4 mm (78 %), wind up to 14 km/h. Tomorrow: thunderstorms with hail, 15 to 19 °C.

DayWeatherMinMaxPrecip.Wind
Todaythunderstorms19 °C28 °C6.4 mm14 km/h
Tomorrowthunderstorms with hail15 °C19 °C28.1 mm16 km/h
Sat 22 Auglight rain13 °C21 °C0.2 mm16 km/h
Sun 23 Augovercast12 °C23 °C0.0 mm12 km/h
Mon 24 Augovercast12 °C25 °C0.0 mm11 km/h
Tue 25 Augovercast15 °C25 °C0.0 mm6 km/h
Wed 26 Augovercast15 °C29 °C0.0 mm12 km/h

Forecast updated on 20.08.2026 at 15:41 (Open-Meteo model, elevation 471 m). The interactive block at the top refreshes hourly and covers 16 days.

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About Sulgen

Sulgen is a Swiss municipality located in the canton of Thurgau (TG), at 47.539° latitude and 9.189° longitude. The municipality is part of the Lake Constance basin, mild and humid climate, frequent autumn fog. Also known as Sulgen, Sulgen benefits from precise weather monitoring with hourly and 15-day forecasts.

471m 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 Sulgen

The climate in Sulgen is characteristic of the Lake Constance basin, mild and humid climate, frequent autumn fog. 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 Sulgen and neighboring municipalities.

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

Climate of Sulgen: 1991–2020 normals

In Sulgen (471 m), the mean annual temperature is 9.8 °C. The warmest month is July (19.0 °C on average) and the coldest January (1.0 °C). About 986 mm of precipitation falls per year, peaking in August (115 mm) with a minimum in February (52 mm). The sun shines for about 1718 hours a year, mostly in July (246 h). On average there are 79 frost days and 7 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.2 °C and the absolute minimum −8.3 °C.

9.8 °CMean annual temperature
986 mmPrecipitation per year
1718 hSunshine hours per year
79Frost days per year
42Summer 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
Jan1.0 °C11.7 °C−8.3 °C5447200
Feb1.7 °C13.2 °C−7.9 °C5279180
Mar5.5 °C18.3 °C−4.4 °C62147110
Apr9.4 °C23.0 °C−1.1 °C6918940
May13.7 °C27.1 °C3.3 °C10620903
Jun17.3 °C30.3 °C7.2 °C114226010
Jul19.0 °C31.2 °C9.7 °C113246014
Aug18.6 °C30.5 °C9.0 °C115224013
Sep14.4 °C25.6 °C5.3 °C8516302
Oct10.0 °C21.3 °C1.2 °C749710
Nov5.0 °C16.5 °C−3.3 °C685170
Dec1.9 °C12.5 °C−7.5 °C7440180
Year9.8 °C31.2 °C−8.3 °C98617187942

Source: MeteoSwiss open data (1991–2020 normals) — stations Güttingen (10 km, 440 m), Salen-Reutenen (18 km, 719 m), St. Gallen (20 km, 776 m), adjusted to the elevation of Sulgen (471 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.

Nearby cities

Check the weather of cities near Sulgen:

Frequently asked questions about weather in Sulgen

What is the weather in Sulgen today?

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

What is the 15-day forecast for Sulgen?

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

Will it rain tomorrow in Sulgen?

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

What is the air quality in Sulgen?

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

Are there weather alerts for Sulgen?

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

At what altitude is Sulgen located?

Sulgen sits at around 471 m above sea level in the canton of Thurgau. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Sulgen?

The warmest month in Sulgen is July, averaging 19.0 °C (1991–2020 normal). The coldest is January at 1.0 °C.

How much does it rain in Sulgen per year?

Sulgen receives about 986 mm of precipitation a year. The wettest month is August (115 mm), the driest February (52 mm).

When is the best time to visit Sulgen?

For warmth and sunshine: July (19.0 °C on average, 246 h of sun). The coldest month is January (1.0 °C). Check the 15-day forecast above for your dates.