meteo-ch.ch Search a municipality…

Home › St. Gallen › Rorschach

Weather in Rorschach

St. Gallen, 413 m · continuously updated

–°C
 
 
– –

Wind
–
Humidity
–
Rain ahead
–
Sunset
–

Goldach: 5.9 °C at Goldach, Bleiche river temperature · FOEN gauge 2.1 km away · 14.11. 11h

Temperature · last 4 and next 28 hours

Rorschach weather: the next 24 hours

Updated hourly.

Rorschach weather hour by hour (48 h)

Rorschach 15-day forecast

Two-week trend.

Rorschach weekend weatherRain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

–

Air quality

–

European index, measured continuously.

UV index

–

Daily maximum — protection advised from 3.

Freezing level

–

Snow settles about 300 m below it.

Around Rorschach

Neighbouring municipalities, as the crow flies.

7-day forecast for Rorschach

Today (Saturday 14 Nov) in Rorschach: overcast, 0 to 5 °C, precipitation 0.0 mm (0 %), wind up to 6 km/h. Tomorrow: light rain, 3 to 10 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast0 °C5 °C0.0 mm6 km/h
Tomorrowlight rain3 °C10 °C0.0 mm9 km/h
Mon 16 Novshowers8 °C11 °C5.8 mm25 km/h
Tue 17 Novlight rain9 °C15 °C3.0 mm26 km/h
Wed 18 Novshowers10 °C13 °C4.9 mm26 km/h
Thu 19 Novshowers8 °C14 °C2.1 mm18 km/h
Fri 20 Novshowers1 °C8 °C5.6 mm12 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 413 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Rorschach

Saturday 14 Nov in Rorschach, hour by hour: partly cloudy in the morning, mostly sunny in the afternoon, sunny in the evening. Low 0 °C around 05:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny1 °C0.0 mm6 km/h
01:00mostly sunny1 °C0.0 mm5 km/h
02:00mostly sunny1 °C0.0 mm6 km/h
03:00mostly sunny1 °C0.0 mm5 km/h
04:00mostly sunny0 °C0.0 mm4 km/h
05:00mostly sunny0 °C0.0 mm5 km/h
06:00partly cloudy0 °C0.0 mm4 km/h
07:00partly cloudy0 °C0.0 mm3 km/h
08:00partly cloudy0 °C0.0 mm3 km/h
09:00mostly sunny1 °C0.0 mm2 km/h
10:00partly cloudy3 °C0.0 mm3 km/h
11:00overcast3 °C0.0 mm5 km/h
12:00overcast4 °C0.0 mm4 km/h
13:00overcast4 °C0.0 mm4 km/h
14:00partly cloudy5 °C0.0 mm3 km/h
15:00partly cloudy5 °C0.0 mm2 km/h
16:00mostly sunny5 °C0.0 mm1 km/h
17:00mostly sunny4 °C0.0 mm2 km/h
18:00mostly sunny4 °C0.0 mm2 km/h
19:00sunny4 °C0.0 mm1 km/h
20:00sunny4 °C0.0 mm1 km/h
21:00mostly sunny3 °C0.0 mm2 km/h
22:00partly cloudy4 °C0.0 mm2 km/h
23:00partly cloudy4 °C0.0 mm1 km/h

Hourly forecast issued 14.11.2026 for Rorschach (413 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 Rorschach

Today, Saturday 14 Nov in Rorschach: overcast, 0 to 5 °C, wind up to 6 km/h. No precipitation expected. That is 2.9 °C below the climate normal for November in Rorschach (5.5 °C average over 1991-2020).

Rorschach weather tomorrow

Tomorrow, Sunday 15 Nov, in Rorschach: light rain, 3 to 10 °C, wind up to 9 km/h. No precipitation expected.

What is the temperature in Rorschach?

Today in Rorschach (413 m): 0 to 5 °C. Tomorrow: 3 to 10 °C. Over the next 7 days, highs range from 5 to 15 °C, averaging 11 °C.

Rorschach weekend weather

This weekend in Rorschach: Saturday overcast, 0 to 5 °C; Sunday light rain, 3 to 10 °C.

Will it rain in Rorschach this week?

Yes: 5 days with precipitation are expected in Rorschach over the next 7 days, 21.4 mm in total. Wettest day: Monday 16 Nov (5.8 mm).

What is the UV index in Rorschach?

Today in Rorschach (413 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 Rorschach

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

Climate of Rorschach: 1991–2020 normals

In Rorschach (413 m), the mean annual temperature is 10.2 °C. The warmest month is July (19.3 °C on average) and the coldest January (1.4 °C). About 1191 mm of precipitation falls per year, peaking in August (152 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 −8.9 °C.

10.2 °CMean annual temperature
1191 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
Jan1.4 °C12.8 °C−8.9 °C5847200
Feb2.2 °C14.2 °C−7.9 °C5579180
Mar5.8 °C18.8 °C−4.8 °C72147120
Apr9.8 °C23.0 °C−1.4 °C8518930
May14.1 °C27.2 °C3.6 °C13020903
Jun17.7 °C30.1 °C7.6 °C141226010
Jul19.3 °C31.1 °C10.0 °C144246014
Aug18.9 °C30.2 °C9.4 °C152224012
Sep14.7 °C25.6 °C5.6 °C11216302
Oct10.6 °C22.2 °C1.4 °C889710
Nov5.5 °C17.8 °C−3.9 °C785180
Dec2.4 °C14.5 °C−7.4 °C7840170
Year10.2 °C31.1 °C−8.9 °C119117187842

At what altitude is Rorschach located?

Rorschach sits at around 413 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 Rorschach?

The warmest month in Rorschach is July, averaging 19.3 °C; the coldest is January, at 1.4 °C. The annual mean is 10.2 °C (MeteoSwiss 1991–2020 normals, reference station Altenrhein).

How much does it rain in Rorschach per year?

Rorschach receives about 1191 mm of precipitation a year, or 99 mm a month on average. The wettest month is August (152 mm) and the driest February (55 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Rorschach have?

Rorschach 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 Rorschach get per year?

The sun shines for about 1718 hours a year in Rorschach. 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 Rorschach?

In Rorschach, the monthly mean rises from 1.4 °C in January to 19.3 °C in July: a 17.9 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −8.9 °C to 31.1 °C.

When is the best time to visit Rorschach?

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 (1.4 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Altenrhein (6 km, 398 m), St. Gallen (9 km, 776 m), Güttingen (21 km, 440 m), adjusted to the elevation of Rorschach (413 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.