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Weather in Kaltbrunn

St. Gallen, 427 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

Kaltbrunn weather: the next 24 hours

Updated hourly.

Kaltbrunn weather hour by hour (48 h)

Kaltbrunn 15-day forecast

Two-week trend.

Kaltbrunn 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 Kaltbrunn

Neighbouring municipalities, as the crow flies.

7-day forecast for Kaltbrunn

Today (Saturday 14 Nov) in Kaltbrunn: fog, 0 to 6 °C, precipitation 0.0 mm (0 %), wind up to 4 km/h. Tomorrow: light rain, 2 to 10 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayfog0 °C6 °C0.0 mm4 km/h
Tomorrowlight rain2 °C10 °C0.0 mm6 km/h
Mon 16 Novshowers6 °C9 °C6.8 mm16 km/h
Tue 17 Novlight rain7 °C14 °C4.8 mm9 km/h
Wed 18 Novshowers9 °C12 °C10.8 mm14 km/h
Thu 19 Novshowers8 °C14 °C6.8 mm23 km/h
Fri 20 Novshowers3 °C9 °C13.2 mm27 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 427 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Kaltbrunn

Saturday 14 Nov in Kaltbrunn, hour by hour: partly cloudy in the morning, mostly sunny in the afternoon, sunny in the evening. Low 0 °C around 03:00, high 6 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny1 °C0.0 mm3 km/h
01:00sunny0 °C0.0 mm3 km/h
02:00mostly sunny0 °C0.0 mm1 km/h
03:00fog0 °C0.0 mm2 km/h
04:00sunny0 °C0.0 mm0 km/h
05:00mostly sunny0 °C0.0 mm0 km/h
06:00mostly sunny0 °C0.0 mm1 km/h
07:00mostly sunny0 °C0.0 mm2 km/h
08:00partly cloudy0 °C0.0 mm3 km/h
09:00partly cloudy0 °C0.0 mm2 km/h
10:00partly cloudy2 °C0.0 mm3 km/h
11:00partly cloudy4 °C0.0 mm4 km/h
12:00partly cloudy5 °C0.0 mm2 km/h
13:00partly cloudy6 °C0.0 mm2 km/h
14:00mostly sunny6 °C0.0 mm2 km/h
15:00mostly sunny6 °C0.0 mm2 km/h
16:00mostly sunny6 °C0.0 mm2 km/h
17:00mostly sunny5 °C0.0 mm2 km/h
18:00sunny3 °C0.0 mm4 km/h
19:00sunny3 °C0.0 mm3 km/h
20:00mostly sunny3 °C0.0 mm2 km/h
21:00partly cloudy3 °C0.0 mm3 km/h
22:00overcast3 °C0.0 mm3 km/h
23:00overcast2 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Kaltbrunn (427 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 Kaltbrunn

Today, Saturday 14 Nov in Kaltbrunn: fog, 0 to 6 °C, wind up to 4 km/h. No precipitation expected. That is 2.3 °C below the climate normal for November in Kaltbrunn (5.2 °C average over 1991-2020).

Kaltbrunn weather tomorrow

Tomorrow, Sunday 15 Nov, in Kaltbrunn: light rain, 2 to 10 °C, wind up to 6 km/h. No precipitation expected.

What is the temperature in Kaltbrunn?

Today in Kaltbrunn (427 m): 0 to 6 °C. Tomorrow: 2 to 10 °C. Over the next 7 days, highs range from 6 to 14 °C, averaging 11 °C.

Kaltbrunn weekend weather

This weekend in Kaltbrunn: Saturday fog, 0 to 6 °C; Sunday light rain, 2 to 10 °C.

Will it rain in Kaltbrunn this week?

Yes: 5 days with precipitation are expected in Kaltbrunn over the next 7 days, 42.3 mm in total. Wettest day: Friday 20 Nov (13.2 mm).

What is the UV index in Kaltbrunn?

Today in Kaltbrunn (427 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 Kaltbrunn

The best day of the next 7 in Kaltbrunn: Saturday 14 Nov, fog, up to 6 °C.

Climate of Kaltbrunn: 1991–2020 normals

In Kaltbrunn (427 m), the mean annual temperature is 9.7 °C. The warmest month is July (18.8 °C on average) and the coldest January (0.9 °C). About 1539 mm of precipitation falls per year, peaking in August (174 mm) with a minimum in February (94 mm). The sun shines for about 1313 hours a year, mostly in July (173 h). On average there are 108 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.9 °C and the absolute minimum −11.3 °C.

9.7 °CMean annual temperature
1539 mmPrecipitation per year
1313 hSunshine hours per year
108Frost 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
Jan0.9 °C12.5 °C−11.3 °C10761240
Feb1.6 °C14.2 °C−10.3 °C9470220
Mar5.3 °C19.1 °C−6.2 °C11894160
Apr9.3 °C23.4 °C−2.3 °C10213570
May13.6 °C27.8 °C2.2 °C15015313
Jun17.1 °C30.7 °C6.1 °C161162010
Jul18.8 °C31.9 °C8.5 °C173173013
Aug18.4 °C31.2 °C8.0 °C174161012
Sep14.3 °C26.5 °C4.2 °C12810702
Oct10.3 °C23.2 °C−0.1 °C1048530
Nov5.2 °C18.8 °C−5.4 °C10559120
Dec1.8 °C13.7 °C−9.4 °C12453230
Year9.7 °C31.9 °C−11.3 °C1539131310842

At what altitude is Kaltbrunn located?

Kaltbrunn sits at around 427 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 Kaltbrunn?

The warmest month in Kaltbrunn is July, averaging 18.8 °C; the coldest is January, at 0.9 °C. The annual mean is 9.7 °C (MeteoSwiss 1991–2020 normals, reference station Ebnat-Kappel).

How much does it rain in Kaltbrunn per year?

Kaltbrunn receives about 1539 mm of precipitation a year, or 128 mm a month on average. The wettest month is August (174 mm) and the driest February (94 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Kaltbrunn have?

Kaltbrunn averages 108 frost days a year, most of them in January (24 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 Kaltbrunn get per year?

The sun shines for about 1313 hours a year in Kaltbrunn. The sunniest month is July (173 h) and the least sunny December (53 h), according to the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in Kaltbrunn?

In Kaltbrunn, the monthly mean rises from 0.9 °C in January to 18.8 °C in July: a 17.9 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −11.3 °C to 31.9 °C.

When is the best time to visit Kaltbrunn?

For warmth and sunshine: July (18.8 °C on average, 173 h of sun). To avoid rain, February is the driest month (94 mm). The coldest month is January (0.9 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Ebnat-Kappel (11 km, 623 m), Hörnli (19 km, 1133 m), Glarus (20 km, 517 m), adjusted to the elevation of Kaltbrunn (427 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.