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Weather in Romanshorn

Thurgau, 430 m · continuously updated

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Wind
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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

Romanshorn weather: the next 24 hours

Updated hourly.

Romanshorn weather hour by hour (48 h)

Romanshorn 15-day forecast

Two-week trend.

Romanshorn 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 Romanshorn

Neighbouring municipalities, as the crow flies.

7-day forecast for Romanshorn

Today (Saturday 14 Nov) in Romanshorn: overcast, 0 to 5 °C, precipitation 0.0 mm (0 %), wind up to 12 km/h. Tomorrow: light rain, −1 to 8 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast0 °C5 °C0.0 mm12 km/h
Tomorrowlight rain−1 °C8 °C0.2 mm8 km/h
Mon 16 Novshowers4 °C11 °C8.3 mm34 km/h
Tue 17 Novlight rain8 °C14 °C4.3 mm36 km/h
Wed 18 Novshowers10 °C13 °C6.0 mm35 km/h
Thu 19 Novshowers8 °C14 °C1.9 mm24 km/h
Fri 20 Novshowers1 °C8 °C7.3 mm25 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 430 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Romanshorn. Tomorrow: rain from 08:00 to 10:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Romanshorn

Saturday 14 Nov in Romanshorn, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 0 °C around 21:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny3 °C0.0 mm11 km/h
01:00sunny2 °C0.0 mm10 km/h
02:00sunny2 °C0.0 mm12 km/h
03:00sunny2 °C0.0 mm12 km/h
04:00sunny2 °C0.0 mm10 km/h
05:00sunny1 °C0.0 mm9 km/h
06:00sunny1 °C0.0 mm10 km/h
07:00sunny1 °C0.0 mm10 km/h
08:00mostly sunny1 °C0.0 mm10 km/h
09:00mostly sunny2 °C0.0 mm9 km/h
10:00partly cloudy3 °C0.0 mm6 km/h
11:00partly cloudy3 °C0.0 mm2 km/h
12:00partly cloudy4 °C0.0 mm2 km/h
13:00mostly sunny5 °C0.0 mm2 km/h
14:00mostly sunny5 °C0.0 mm2 km/h
15:00sunny5 °C0.0 mm2 km/h
16:00sunny5 °C0.0 mm4 km/h
17:00sunny3 °C0.0 mm4 km/h
18:00sunny1 °C0.0 mm5 km/h
19:00mostly sunny0 °C0.0 mm6 km/h
20:00sunny0 °C0.0 mm6 km/h
21:00mostly sunny0 °C0.0 mm4 km/h
22:00partly cloudy0 °C0.0 mm3 km/h
23:00overcast0 °C0.0 mm4 km/h

Hourly forecast issued 14.11.2026 for Romanshorn (430 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 Romanshorn

Today, Saturday 14 Nov in Romanshorn: overcast, 0 to 5 °C, wind up to 12 km/h. No precipitation expected. That is 2.9 °C below the climate normal for November in Romanshorn (5.2 °C average over 1991-2020).

Romanshorn weather tomorrow

Tomorrow, Sunday 15 Nov, in Romanshorn: light rain, −1 to 8 °C, wind up to 8 km/h. Precipitation expected: 0.2 mm, 17 % probability.

What is the temperature in Romanshorn?

Today in Romanshorn (430 m): 0 to 5 °C. Tomorrow: −1 to 8 °C. Over the next 7 days, highs range from 5 to 14 °C, averaging 11 °C.

Romanshorn weekend weather

This weekend in Romanshorn: Saturday overcast, 0 to 5 °C; Sunday light rain, −1 to 8 °C.

Will it rain in Romanshorn this week?

Yes: 5 days with precipitation are expected in Romanshorn over the next 7 days, 28.0 mm in total. Wettest day: Monday 16 Nov (8.3 mm).

What is the UV index in Romanshorn?

Today in Romanshorn (430 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 Romanshorn

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

Climate of Romanshorn: 1991–2020 normals

In Romanshorn (430 m), the mean annual temperature is 10.0 °C. The warmest month is July (19.2 °C on average) and the coldest January (1.2 °C). About 998 mm of precipitation falls per year, peaking in August (117 mm) with a minimum in February (53 mm). The sun shines for about 1718 hours a year, mostly in July (246 h). On average there are 75 frost days and 8 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.4 °C and the absolute minimum −8.0 °C.

10.0 °CMean annual temperature
998 mmPrecipitation per year
1718 hSunshine hours per year
75Frost days per year
46Summer 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 °C12.1 °C−8.0 °C5547200
Feb1.9 °C13.6 °C−7.5 °C5379180
Mar5.7 °C18.6 °C−4.3 °C62147100
Apr9.6 °C23.3 °C−1.0 °C6918930
May13.9 °C27.4 °C3.5 °C10620903
Jun17.5 °C30.5 °C7.4 °C116226010
Jul19.2 °C31.4 °C9.8 °C115246015
Aug18.8 °C30.7 °C9.2 °C117224014
Sep14.6 °C25.7 °C5.5 °C8616303
Oct10.2 °C21.6 °C1.4 °C749710
Nov5.2 °C16.8 °C−3.2 °C695160
Dec2.1 °C13.0 °C−7.3 °C7540170
Year10.0 °C31.4 °C−8.0 °C99817187546

At what altitude is Romanshorn located?

Romanshorn sits at around 430 m above sea level in the canton of Thurgau. 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 Romanshorn?

The warmest month in Romanshorn is July, averaging 19.2 °C; the coldest is January, at 1.2 °C. The annual mean is 10.0 °C (MeteoSwiss 1991–2020 normals, reference station Güttingen).

How much does it rain in Romanshorn per year?

Romanshorn receives about 998 mm of precipitation a year, or 83 mm a month on average. The wettest month is August (117 mm) and the driest February (53 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Romanshorn have?

Romanshorn averages 75 frost days a year, most of them in January (20 days). Conversely, 46 summer days exceed 25 °C, 8 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Romanshorn get per year?

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

In Romanshorn, the monthly mean rises from 1.2 °C in January to 19.2 °C in July: a 18.0 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −8.0 °C to 31.4 °C.

When is the best time to visit Romanshorn?

For warmth and sunshine: July (19.2 °C on average, 246 h of sun). To avoid rain, February is the driest month (53 mm). The coldest month is January (1.2 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Güttingen (7 km, 440 m), St. Gallen (16 km, 776 m), Altenrhein (18 km, 398 m), adjusted to the elevation of Romanshorn (430 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.