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Weather in Jonschwil

St. Gallen, 620 m · continuously updated

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Temperature · last 4 and next 28 hours

Jonschwil weather: the next 24 hours

Updated hourly.

Jonschwil weather hour by hour (48 h)

Jonschwil 15-day forecast

Two-week trend.

Jonschwil 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 Jonschwil

Neighbouring municipalities, as the crow flies.

7-day forecast for Jonschwil

Today (Saturday 14 Nov) in Jonschwil: fog, −2 to 3 °C, precipitation 0.0 mm (0 %), wind up to 4 km/h. Tomorrow: light rain, −2 to 9 °C. The day runs 4.0 °C below the November norm (4.7 °C monthly mean, MeteoSwiss 1991–2020).

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayfog−2 °C3 °C0.0 mm4 km/h
Tomorrowlight rain−2 °C9 °C0.4 mm5 km/h
Mon 16 Novshowers5 °C9 °C8.0 mm31 km/h
Tue 17 Novrain5 °C13 °C6.3 mm31 km/h
Wed 18 Novshowers9 °C12 °C5.5 mm33 km/h
Thu 19 Novshowers8 °C13 °C6.4 mm26 km/h
Fri 20 Novshowers0 °C8 °C9.1 mm29 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 620 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Jonschwil. Tomorrow: rain from 07:00 to 11:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Jonschwil

Saturday 14 Nov in Jonschwil, hour by hour: fog in the morning, partly cloudy in the afternoon, fog in the evening. Low −2 °C around 07:00, high 3 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00mostly sunny−1 °C0.0 mm4 km/h
01:00partly cloudy−1 °C0.0 mm4 km/h
02:00partly cloudy−1 °C0.0 mm3 km/h
03:00partly cloudy−1 °C0.0 mm4 km/h
04:00partly cloudy−1 °C0.0 mm4 km/h
05:00fog−1 °C0.0 mm3 km/h
06:00fog−1 °C0.0 mm2 km/h
07:00fog−2 °C0.0 mm3 km/h
08:00fog−2 °C0.0 mm2 km/h
09:00partly cloudy−1 °C0.0 mm1 km/h
10:00overcast0 °C0.0 mm1 km/h
11:00overcast1 °C0.0 mm0 km/h
12:00overcast2 °C0.0 mm1 km/h
13:00overcast3 °C0.0 mm2 km/h
14:00partly cloudy3 °C0.0 mm3 km/h
15:00partly cloudy3 °C0.0 mm3 km/h
16:00mostly sunny3 °C0.0 mm3 km/h
17:00sunny2 °C0.0 mm2 km/h
18:00sunny1 °C0.0 mm1 km/h
19:00fog1 °C0.0 mm2 km/h
20:00fog0 °C0.0 mm3 km/h
21:00fog0 °C0.0 mm3 km/h
22:00fog0 °C0.0 mm2 km/h
23:00fog−1 °C0.0 mm2 km/h

Hourly forecast issued 14.11.2026 for Jonschwil (620 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 Jonschwil

Today, Saturday 14 Nov in Jonschwil: fog, −2 to 3 °C, wind up to 4 km/h. No precipitation expected. That is 4.0 °C below the climate normal for November in Jonschwil (4.7 °C average over 1991-2020).

Jonschwil weather tomorrow

Tomorrow, Sunday 15 Nov, in Jonschwil: light rain, −2 to 9 °C, wind up to 5 km/h. Precipitation expected: 0.4 mm, 25 % probability.

What is the temperature in Jonschwil?

Today in Jonschwil (620 m): −2 to 3 °C. Tomorrow: −2 to 9 °C. Over the next 7 days, highs range from 3 to 13 °C, averaging 10 °C.

Jonschwil weekend weather

This weekend in Jonschwil: Saturday fog, −2 to 3 °C; Sunday light rain, −2 to 9 °C.

Will it rain in Jonschwil this week?

Yes: 5 days with precipitation are expected in Jonschwil over the next 7 days, 35.7 mm in total. Wettest day: Friday 20 Nov (9.1 mm).

Will it snow in Jonschwil?

Snowfall expected in Jonschwil (620 m): Friday 20 Nov. Estimated total: 0.6 cm.

What is the UV index in Jonschwil?

Today in Jonschwil (620 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 Jonschwil

The best day of the next 7 in Jonschwil: Saturday 14 Nov, fog, up to 3 °C.

Climate of Jonschwil: 1991–2020 normals

In Jonschwil (620 m), the mean annual temperature is 9.1 °C. The warmest month is July (18.0 °C on average) and the coldest January (0.7 °C). About 1364 mm of precipitation falls per year, peaking in August (155 mm) with a minimum in February (82 mm). The sun shines for about 1593 hours a year, mostly in July (226 h). On average there are 105 frost days and 7 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 30.5 °C and the absolute minimum −11.2 °C.

9.1 °CMean annual temperature
1364 mmPrecipitation per year
1593 hSunshine hours per year
105Frost 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
Jan0.7 °C11.9 °C−11.2 °C9152230
Feb1.1 °C13.1 °C−10.4 °C8278210
Mar4.6 °C17.8 °C−6.7 °C103134170
Apr8.4 °C22.0 °C−3.0 °C9416870
May12.7 °C26.3 °C1.6 °C14118413
Jun16.3 °C29.2 °C5.5 °C146206010
Jul18.0 °C30.5 °C7.9 °C150226014
Aug17.7 °C29.9 °C7.5 °C155208012
Sep13.5 °C25.2 °C3.6 °C10815203
Oct9.6 °C21.7 °C−0.5 °C959630
Nov4.7 °C17.0 °C−5.5 °C9051120
Dec1.6 °C12.6 °C−9.4 °C10838220
Year9.1 °C30.5 °C−11.2 °C1364159310542

At what altitude is Jonschwil located?

Jonschwil sits at around 620 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 Jonschwil?

The warmest month in Jonschwil is July, averaging 18.0 °C; the coldest is January, at 0.7 °C. The annual mean is 9.1 °C (MeteoSwiss 1991–2020 normals, reference station Hörnli).

How much does it rain in Jonschwil per year?

Jonschwil receives about 1364 mm of precipitation a year, or 114 mm a month on average. The wettest month is August (155 mm) and the driest February (82 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Jonschwil have?

Jonschwil averages 105 frost days a year, most of them in January (23 days). Conversely, 42 summer days exceed 25 °C, 7 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Jonschwil get per year?

The sun shines for about 1593 hours a year in Jonschwil. The sunniest month is July (226 h) and the least sunny December (38 h), according to the MeteoSwiss 1991–2020 normals.

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

In Jonschwil, the monthly mean rises from 0.7 °C in January to 18.0 °C in July: a 17.3 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −11.2 °C to 30.5 °C.

When is the best time to visit Jonschwil?

For warmth and sunshine: July (18.0 °C on average, 226 h of sun). To avoid rain, February is the driest month (82 mm). The coldest month is January (0.7 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Hörnli (14 km, 1133 m), Aadorf / Tänikon (16 km, 539 m), Ebnat-Kappel (18 km, 623 m), adjusted to the elevation of Jonschwil (620 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.