What is the weather in Rheineck today?

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

What is the 15-day forecast for Rheineck?

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

Will it rain tomorrow in Rheineck?

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

What is the air quality in Rheineck?

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

Are there weather alerts for Rheineck?

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

At what altitude is Rheineck located?

Rheineck sits at around 401 m above sea level in the canton of St. Gallen. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Rheineck?

The warmest month in Rheineck is July, averaging 19.3 °C (1991–2020 normal). The coldest is January at 1.2 °C.

How much does it rain in Rheineck per year?

Rheineck receives about 1166 mm of precipitation a year. The wettest month is August (147 mm), the driest February (55 mm).

When is the best time to visit Rheineck?

For warmth and sunshine: July (19.3 °C on average, 246 h of sun). The coldest month is January (1.2 °C). Check the 15-day forecast above for your dates.

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Home › St. Gallen › Rheineck

Weather in Rheineck

St. Gallen, 401 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Rheineck weather: the next 24 hours

Updated hourly.

Rheineck weather hour by hour (48 h)

Rheineck 15-day forecast

Two-week trend.

Rheineck weekend weather Rain 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 Rheineck

Neighbouring municipalities, as the crow flies.

St. Margrethen1 km Walzenhausen3 km Lutzenberg4 km Wolfhalden4 km Thal4 km Heiden5 km Berneck5 km Au (SG)6 km

7-day forecast for Rheineck

Today (Sunday 27 Sep) in Rheineck: sunny, 11 to 23 °C, precipitation 0.0 mm (0 %), wind up to 8 km/h. Tomorrow: partly cloudy, 12 to 26 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	sunny	11 °C	23 °C	0.0 mm	8 km/h
Tomorrow	partly cloudy	12 °C	26 °C	0.0 mm	8 km/h
Tue 29 Sep	overcast	15 °C	25 °C	0.0 mm	7 km/h
Wed 30 Sep	overcast	17 °C	26 °C	0.0 mm	7 km/h
Thu 1 Oct	light rain	16 °C	21 °C	5.0 mm	6 km/h
Fri 2 Oct	fog	16 °C	20 °C	1.5 mm	6 km/h
Sat 3 Oct	fog	14 °C	20 °C	0.0 mm	5 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 401 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Rheineck

Sunday 27 Sep in Rheineck, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 11 °C around 07:00, high 24 °C around 17:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	14 °C	6 km/h
01:00	sunny	13 °C	5 km/h
02:00	sunny	13 °C	4 km/h
03:00	sunny	12 °C	4 km/h
04:00	sunny	12 °C	4 km/h
05:00	sunny	11 °C	5 km/h
06:00	sunny	11 °C	6 km/h
07:00	sunny	11 °C	5 km/h
08:00	sunny	12 °C	4 km/h
09:00	sunny	14 °C	2 km/h
10:00	sunny	16 °C	4 km/h
11:00	sunny	18 °C	4 km/h
12:00	sunny	19 °C	5 km/h
13:00	sunny	20 °C	5 km/h
14:00	sunny	22 °C	5 km/h
15:00	sunny	23 °C	4 km/h
16:00	sunny	24 °C	1 km/h
17:00	sunny	24 °C	2 km/h
18:00	sunny	22 °C	4 km/h
19:00	sunny	18 °C	8 km/h
20:00	sunny	17 °C	8 km/h
21:00	sunny	18 °C	7 km/h
22:00	sunny	16 °C	7 km/h
23:00	sunny	16 °C	6 km/h

Hourly forecast issued 27.09.2026 for Rheineck (401 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Rheineck weather tomorrow

Tomorrow, Monday 28 Sep, in Rheineck: partly cloudy, 12 to 26 °C, wind up to 8 km/h. No precipitation expected.

Rheineck weekend weather

This weekend in Rheineck: Saturday fog, 14 to 20 °C; Sunday sunny, 11 to 23 °C.

Will it rain in Rheineck this week?

Yes: 2 days with precipitation are expected in Rheineck over the next 7 days, 6.5 mm in total. Wettest day: Thursday 1 Oct (5.0 mm).

The best day to go out in Rheineck

The best day of the next 7 in Rheineck: Sunday 27 Sep, sunny, up to 23 °C.

The last 7 days in Rheineck

From 20 Sep to 26 Sep: 15.2 °C on average, in line with the September normal (14.6 °C), 0 mm of precipitation (7-day normal: 25 mm). Warmest day: sunday 20 Sep (23 °C); coolest night: wednesday 23 Sep (7 °C).

Day	Min	Max
Sun 20 Sep	13 °C	23 °C
Mon 21 Sep	10 °C	20 °C
Tue 22 Sep	8 °C	19 °C
Wed 23 Sep	7 °C	19 °C
Thu 24 Sep	12 °C	21 °C
Fri 25 Sep	9 °C	19 °C
Sat 26 Sep	10 °C	23 °C

Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.

Climate of Rheineck: 1991–2020 normals

In Rheineck (401 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 1166 mm of precipitation falls per year, peaking in August (147 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

1166 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.

Month	Mean T	Abs. max	Abs. min	Precip. (mm)	Sunshine (h)	Frost days	Summer days
Jan	1.2 °C	12.4 °C	−9.2 °C	57	47	20	0
Feb	2.0 °C	14.2 °C	−8.1 °C	55	79	18	0
Mar	5.6 °C	18.9 °C	−5.1 °C	71	147	12	0
Apr	9.7 °C	23.1 °C	−1.8 °C	83	189	3	0
May	14.1 °C	27.3 °C	3.3 °C	126	209	0	3
Jun	17.7 °C	30.1 °C	7.4 °C	138	226	0	10
Jul	19.3 °C	31.1 °C	9.8 °C	140	246	0	14
Aug	18.8 °C	30.2 °C	9.2 °C	147	224	0	12
Sep	14.6 °C	25.6 °C	5.3 °C	109	163	0	2
Oct	10.5 °C	22.2 °C	1.3 °C	86	97	1	0
Nov	5.4 °C	17.6 °C	−4.2 °C	76	51	8	0
Dec	2.3 °C	14.5 °C	−7.6 °C	77	40	17	0
Year	10.1 °C	31.1 °C	−9.2 °C	1166	1718	78	42

Source: MeteoSwiss open data (1991–2020 normals) — stations Altenrhein (2 km, 398 m), St. Gallen (15 km, 776 m), Güttingen (28 km, 440 m), adjusted to the elevation of Rheineck (401 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.