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Weather in St. Margrethen

St. Gallen, 406 m · continuously updated

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Rheintaler Binnenkanal: 11.5 °C at St.Margrethen river temperature · FOEN gauge 4.7 km away · 01.11. 13h

Temperature · last 4 and next 28 hours

St. Margrethen weather: the next 24 hours

Updated hourly.

St. Margrethen weather hour by hour (48 h)

St. Margrethen 15-day forecast

Two-week trend.

St. Margrethen 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 St. Margrethen

Neighbouring municipalities, as the crow flies.

7-day forecast for St. Margrethen

Today (Saturday 14 Nov) in St. Margrethen: overcast, 0 to 5 °C, precipitation 0.0 mm (0 %), wind up to 6 km/h. Tomorrow: fog, 2 to 10 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast0 °C5 °C0.0 mm6 km/h
Tomorrowfog2 °C10 °C0.0 mm9 km/h
Mon 16 Novshowers7 °C11 °C5.5 mm16 km/h
Tue 17 Novlight rain8 °C14 °C2.0 mm14 km/h
Wed 18 Novshowers10 °C13 °C5.3 mm18 km/h
Thu 19 Novshowers8 °C14 °C5.8 mm19 km/h
Fri 20 Novshowers2 °C9 °C12.6 mm24 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 406 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in St. Margrethen today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in St. Margrethen

Saturday 14 Nov in St. Margrethen, hour by hour: partly cloudy in the morning, sunny in the afternoon, sunny in the evening. Low 0 °C around 07:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00mostly sunny2 °C0.0 mm4 km/h
01:00mostly sunny2 °C0.0 mm3 km/h
02:00mostly sunny2 °C0.0 mm1 km/h
03:00mostly sunny2 °C0.0 mm2 km/h
04:00mostly sunny2 °C0.0 mm2 km/h
05:00partly cloudy1 °C0.0 mm2 km/h
06:00partly cloudy1 °C0.0 mm3 km/h
07:00partly cloudy0 °C0.0 mm2 km/h
08:00partly cloudy1 °C0.0 mm2 km/h
09:00partly cloudy1 °C0.0 mm3 km/h
10:00partly cloudy2 °C0.0 mm5 km/h
11:00partly cloudy3 °C0.0 mm3 km/h
12:00partly cloudy4 °C0.0 mm5 km/h
13:00partly cloudy4 °C0.0 mm4 km/h
14:00mostly sunny5 °C0.0 mm4 km/h
15:00mostly sunny5 °C0.0 mm3 km/h
16:00sunny5 °C0.0 mm2 km/h
17:00sunny4 °C0.0 mm2 km/h
18:00sunny3 °C0.0 mm6 km/h
19:00sunny4 °C0.0 mm5 km/h
20:00sunny4 °C0.0 mm5 km/h
21:00sunny4 °C0.0 mm4 km/h
22:00partly cloudy4 °C0.0 mm3 km/h
23:00overcast4 °C0.0 mm2 km/h

Hourly forecast issued 14.11.2026 for St. Margrethen (406 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Weather today in St. Margrethen

Today, Saturday 14 Nov in St. Margrethen: overcast, 0 to 5 °C, wind up to 6 km/h. No precipitation expected. That is 2.6 °C below the climate normal for November in St. Margrethen (5.4 °C average over 1991-2020).

St. Margrethen weather tomorrow

Tomorrow, Sunday 15 Nov, in St. Margrethen: fog, 2 to 10 °C, wind up to 9 km/h. No precipitation expected.

What is the temperature in St. Margrethen?

Today in St. Margrethen (406 m): 0 to 5 °C. Tomorrow: 2 to 10 °C. Over the next 7 days, highs range from 5 to 14 °C, averaging 11 °C.

St. Margrethen weekend weather

This weekend in St. Margrethen: Saturday overcast, 0 to 5 °C; Sunday fog, 2 to 10 °C.

Will it rain in St. Margrethen this week?

Yes: 5 days with precipitation are expected in St. Margrethen over the next 7 days, 31.2 mm in total. Wettest day: Friday 20 Nov (12.6 mm).

What is the UV index in St. Margrethen?

Today in St. Margrethen (406 m), the UV index peaks at 2 (low) around midday. No particular protection is needed. In the mountains, radiation rises by about 10 % per 1,000 m, and snow reflects up to 80 % of it.

The best day to go out in St. Margrethen

The best day of the next 7 in St. Margrethen: Saturday 14 Nov, overcast, up to 5 °C.

Climate of St. Margrethen: 1991–2020 normals

In St. Margrethen (406 m), the mean annual temperature is 10.1 °C. The warmest month is July (19.3 °C on average) and the coldest January (1.2 °C). About 1168 mm of precipitation falls per year, peaking in August (148 mm) with a minimum in February (55 mm). The sun shines for about 1718 hours a year, mostly in July (246 h). On average there are 78 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.1 °C and the absolute minimum −9.2 °C.

10.1 °CMean annual temperature
1168 mmPrecipitation per year
1718 hSunshine hours per year
78Frost 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
Jan1.2 °C12.4 °C−9.2 °C5747200
Feb2.0 °C14.1 °C−8.1 °C5579180
Mar5.6 °C18.9 °C−5.1 °C71147120
Apr9.7 °C23.0 °C−1.8 °C8318930
May14.1 °C27.3 °C3.3 °C12720903
Jun17.7 °C30.1 °C7.4 °C138226010
Jul19.3 °C31.1 °C9.8 °C140246014
Aug18.8 °C30.2 °C9.2 °C148224012
Sep14.6 °C25.6 °C5.3 °C10916302
Oct10.4 °C22.1 °C1.3 °C869710
Nov5.4 °C17.6 °C−4.2 °C765180
Dec2.3 °C14.5 °C−7.6 °C7740170
Year10.1 °C31.1 °C−9.2 °C116817187842

At what altitude is St. Margrethen located?

St. Margrethen sits at around 406 m above sea level in the canton of St. Gallen. This elevation directly affects temperatures, the rain-snow line and snow cover: on average, the temperature drops by about 0.55 °C per 100 m of altitude.

What is the warmest month in St. Margrethen?

The warmest month in St. Margrethen is July, averaging 19.3 °C; the coldest is January, at 1.2 °C. The annual mean is 10.1 °C (MeteoSwiss 1991–2020 normals, reference station Altenrhein).

How much does it rain in St. Margrethen per year?

St. Margrethen receives about 1168 mm of precipitation a year, or 97 mm a month on average. The wettest month is August (148 mm) and the driest February (55 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does St. Margrethen have?

St. Margrethen averages 78 frost days a year, most of them in January (20 days). Conversely, 42 summer days exceed 25 °C, 6 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does St. Margrethen get per year?

The sun shines for about 1718 hours a year in St. Margrethen. The sunniest month is July (246 h) and the least sunny December (40 h), according to the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in St. Margrethen?

In St. Margrethen, the monthly mean rises from 1.2 °C in January to 19.3 °C in July: a 18.1 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −9.2 °C to 31.1 °C.

When is the best time to visit St. Margrethen?

For warmth and sunshine: July (19.3 °C on average, 246 h of sun). To avoid rain, February is the driest month (55 mm). The coldest month is January (1.2 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Altenrhein (3 km, 398 m), St. Gallen (15 km, 776 m), Güttingen (28 km, 440 m), adjusted to the elevation of St. Margrethen (406 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.