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Weather in Rüthi (SG)

St. Gallen, 451 m · continuously updated

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Humidity
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Rain ahead
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Sunset
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Temperature · last 4 and next 28 hours

Rüthi (SG) weather: the next 24 hours

Updated hourly.

Rüthi (SG) weather hour by hour (48 h)

Rüthi (SG) 15-day forecast

Two-week trend.

Rüthi (SG) 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 Rüthi (SG)

Neighbouring municipalities, as the crow flies.

7-day forecast for Rüthi (SG)

Today (Saturday 14 Nov) in Rüthi (SG): fog, −1 to 6 °C, precipitation 0.0 mm (0 %), wind up to 6 km/h. Tomorrow: fog, −1 to 9 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayfog−1 °C6 °C0.0 mm6 km/h
Tomorrowfog−1 °C9 °C0.0 mm8 km/h
Mon 16 Novshowers5 °C10 °C5.0 mm11 km/h
Tue 17 Novlight rain6 °C14 °C2.2 mm14 km/h
Wed 18 Novlight rain9 °C13 °C2.5 mm12 km/h
Thu 19 Novlight rain7 °C14 °C1.6 mm8 km/h
Fri 20 Novlight rain1 °C7 °C4.6 mm7 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 451 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in Rüthi (SG) today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Rüthi (SG)

Saturday 14 Nov in Rüthi (SG), hour by hour: fog in the morning, mostly sunny in the afternoon, fog in the evening. Low −1 °C around 07:00, high 6 °C around 14:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00mostly sunny1 °C0.0 mm3 km/h
01:00mostly sunny1 °C0.0 mm2 km/h
02:00mostly sunny1 °C0.0 mm3 km/h
03:00mostly sunny0 °C0.0 mm2 km/h
04:00mostly sunny0 °C0.0 mm2 km/h
05:00fog0 °C0.0 mm2 km/h
06:00fog0 °C0.0 mm1 km/h
07:00fog−1 °C0.0 mm1 km/h
08:00fog−1 °C0.0 mm2 km/h
09:00fog0 °C0.0 mm2 km/h
10:00fog1 °C0.0 mm4 km/h
11:00partly cloudy3 °C0.0 mm5 km/h
12:00mostly sunny4 °C0.0 mm5 km/h
13:00mostly sunny5 °C0.0 mm6 km/h
14:00mostly sunny6 °C0.0 mm5 km/h
15:00mostly sunny6 °C0.0 mm6 km/h
16:00mostly sunny5 °C0.0 mm4 km/h
17:00sunny3 °C0.0 mm3 km/h
18:00sunny2 °C0.0 mm2 km/h
19:00sunny2 °C0.0 mm4 km/h
20:00fog1 °C0.0 mm4 km/h
21:00fog0 °C0.0 mm2 km/h
22:00fog0 °C0.0 mm3 km/h
23:00fog0 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Rüthi (SG) (451 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 Rüthi (SG)

Today, Saturday 14 Nov in Rüthi (SG): fog, −1 to 6 °C, wind up to 6 km/h. No precipitation expected.

Rüthi (SG) weather tomorrow

Tomorrow, Sunday 15 Nov, in Rüthi (SG): fog, −1 to 9 °C, wind up to 8 km/h. No precipitation expected.

What is the temperature in Rüthi (SG)?

Today in Rüthi (SG) (451 m): −1 to 6 °C. Tomorrow: −1 to 9 °C. Over the next 7 days, highs range from 6 to 14 °C, averaging 11 °C.

Rüthi (SG) weekend weather

This weekend in Rüthi (SG): Saturday fog, −1 to 6 °C; Sunday fog, −1 to 9 °C.

Will it rain in Rüthi (SG) this week?

Yes: 5 days with precipitation are expected in Rüthi (SG) over the next 7 days, 15.8 mm in total. Wettest day: Monday 16 Nov (5.0 mm).

What is the UV index in Rüthi (SG)?

Today in Rüthi (SG) (451 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 Rüthi (SG)

The best day of the next 7 in Rüthi (SG): Sunday 15 Nov, fog, up to 9 °C.

Climate of Rüthi (SG): 1991–2020 normals

In Rüthi (SG) (451 m), the mean annual temperature is 10.4 °C. The warmest month is July (18.7 °C on average) and the coldest January (2.7 °C). About 1487 mm of precipitation falls per year, peaking in August (160 mm) with a minimum in February (96 mm). On average there are 78 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 29.7 °C and the absolute minimum −7.8 °C.

10.4 °CMean annual temperature
1487 mmPrecipitation 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)Frost daysSummer days
Jan2.7 °C13.6 °C−7.8 °C113200
Feb2.9 °C14.4 °C−7.5 °C96180
Mar5.8 °C17.3 °C−4.7 °C116120
Apr9.2 °C20.6 °C−1.4 °C9830
May13.3 °C25.0 °C3.6 °C13503
Jun16.9 °C28.5 °C7.4 °C147010
Jul18.7 °C29.7 °C10.0 °C160014
Aug18.6 °C29.2 °C9.4 °C160012
Sep14.8 °C25.1 °C5.8 °C12402
Oct11.3 °C22.1 °C1.6 °C10410
Nov6.6 °C18.1 °C−3.2 °C10380
Dec3.7 °C14.7 °C−6.5 °C130170
Year10.4 °C29.7 °C−7.8 °C14877842

At what altitude is Rüthi (SG) located?

Rüthi (SG) sits at around 451 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 Rüthi (SG)?

The warmest month in Rüthi (SG) is July, averaging 18.7 °C; the coldest is January, at 2.7 °C. The annual mean is 10.4 °C (MeteoSwiss 1991–2020 normals, reference station Säntis).

How much does it rain in Rüthi (SG) per year?

Rüthi (SG) receives about 1487 mm of precipitation a year, or 124 mm a month on average. The wettest month is August (160 mm) and the driest February (96 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Rüthi (SG) have?

Rüthi (SG) 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 big is the temperature difference between summer and winter in Rüthi (SG)?

In Rüthi (SG), the monthly mean rises from 2.7 °C in January to 18.7 °C in July: a 16.0 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −7.8 °C to 29.7 °C.

Source: MeteoSwiss open data (1991–2020 normals) — stations Säntis (17 km, 2501 m), St. Gallen (17 km, 776 m), Altenrhein (20 km, 398 m), adjusted to the elevation of Rüthi (SG) (451 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.