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Weather in Winznau

Solothurn, 437 m · continuously updated

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Dünnern: 6.2 °C at Olten, Hammermühle river temperature · FOEN gauge 3.4 km away · 14.11. 11h

Temperature · last 4 and next 28 hours

Winznau weather: the next 24 hours

Updated hourly.

Winznau weather hour by hour (48 h)

Winznau 15-day forecast

Two-week trend.

Winznau 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 Winznau

Neighbouring municipalities, as the crow flies.

7-day forecast for Winznau

Today (Saturday 14 Nov) in Winznau: overcast, −2 to 5 °C, precipitation 0.0 mm (0 %), wind up to 7 km/h. Tomorrow: showers, 0 to 11 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast−2 °C5 °C0.0 mm7 km/h
Tomorrowshowers0 °C11 °C2.9 mm14 km/h
Mon 16 Novshowers8 °C11 °C6.0 mm25 km/h
Tue 17 Novlight rain9 °C14 °C4.8 mm35 km/h
Wed 18 Novshowers10 °C12 °C5.4 mm26 km/h
Thu 19 Novovercast9 °C14 °C0.9 mm28 km/h
Fri 20 Novlight rain0 °C9 °C4.2 mm25 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 437 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Winznau. Tomorrow: rain from 04:00 to 09:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Winznau

Saturday 14 Nov in Winznau, hour by hour: sunny in the morning, mostly sunny in the afternoon, sunny in the evening. Low −2 °C around 07:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny0 °C0.0 mm4 km/h
01:00sunny0 °C0.0 mm4 km/h
02:00sunny−1 °C0.0 mm4 km/h
03:00sunny−1 °C0.0 mm3 km/h
04:00sunny−2 °C0.0 mm3 km/h
05:00sunny−2 °C0.0 mm2 km/h
06:00sunny−2 °C0.0 mm2 km/h
07:00sunny−2 °C0.0 mm2 km/h
08:00sunny−2 °C0.0 mm3 km/h
09:00sunny−2 °C0.0 mm2 km/h
10:00sunny0 °C0.0 mm4 km/h
11:00mostly sunny3 °C0.0 mm7 km/h
12:00partly cloudy4 °C0.0 mm6 km/h
13:00partly cloudy4 °C0.0 mm4 km/h
14:00partly cloudy5 °C0.0 mm2 km/h
15:00mostly sunny5 °C0.0 mm3 km/h
16:00mostly sunny5 °C0.0 mm4 km/h
17:00mostly sunny4 °C0.0 mm4 km/h
18:00sunny2 °C0.0 mm3 km/h
19:00sunny1 °C0.0 mm2 km/h
20:00partly cloudy1 °C0.0 mm2 km/h
21:00overcast1 °C0.0 mm2 km/h
22:00overcast1 °C0.0 mm1 km/h
23:00overcast1 °C0.0 mm1 km/h

Hourly forecast issued 14.11.2026 for Winznau (437 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 Winznau

Today, Saturday 14 Nov in Winznau: overcast, −2 to 5 °C, wind up to 7 km/h. No precipitation expected. That is 3.5 °C below the climate normal for November in Winznau (5.0 °C average over 1991-2020).

Winznau weather tomorrow

Tomorrow, Sunday 15 Nov, in Winznau: showers, 0 to 11 °C, wind up to 14 km/h. Precipitation expected: 2.9 mm, 46 % probability.

What is the temperature in Winznau?

Today in Winznau (437 m): −2 to 5 °C. Tomorrow: 0 to 11 °C. Over the next 7 days, highs range from 5 to 14 °C, averaging 11 °C.

Winznau weekend weather

This weekend in Winznau: Saturday overcast, −2 to 5 °C; Sunday showers, 0 to 11 °C.

Will it rain in Winznau this week?

Yes: 5 days with precipitation are expected in Winznau over the next 7 days, 24.2 mm in total. Wettest day: Monday 16 Nov (6.0 mm).

What is the UV index in Winznau?

Today in Winznau (437 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 Winznau

The best day of the next 7 in Winznau: Thursday 19 Nov, overcast, up to 14 °C.

Climate of Winznau: 1991–2020 normals

In Winznau (437 m), the mean annual temperature is 9.9 °C. The warmest month is July (19.1 °C on average) and the coldest January (1.2 °C). About 991 mm of precipitation falls per year, peaking in August (109 mm) with a minimum in February (57 mm). The sun shines for about 1647 hours a year, mostly in July (231 h). On average there are 74 frost days and 8 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.6 °C and the absolute minimum −8.4 °C.

9.9 °CMean annual temperature
991 mmPrecipitation per year
1647 hSunshine hours per year
74Frost days per year
41Summer 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 °C11.4 °C−8.4 °C6757190
Feb1.9 °C13.5 °C−7.9 °C5783170
Mar5.8 °C18.9 °C−4.7 °C65136100
Apr9.5 °C23.3 °C−1.4 °C7417030
May13.6 °C27.3 °C2.8 °C10318703
Jun17.3 °C31.0 °C6.6 °C9921009
Jul19.1 °C32.6 °C9.3 °C108231014
Aug18.6 °C31.4 °C8.7 °C109213012
Sep14.4 °C26.4 °C4.8 °C7615703
Oct10.0 °C21.5 °C0.8 °C779810
Nov5.0 °C15.4 °C−3.5 °C745880
Dec1.9 °C11.8 °C−7.0 °C8447170
Year9.9 °C32.6 °C−8.4 °C99116477441

At what altitude is Winznau located?

Winznau sits at around 437 m above sea level in the canton of Solothurn. 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 Winznau?

The warmest month in Winznau is July, averaging 19.1 °C; the coldest is January, at 1.2 °C. The annual mean is 9.9 °C (MeteoSwiss 1991–2020 normals, reference station Gösgen).

How much does it rain in Winznau per year?

Winznau receives about 991 mm of precipitation a year, or 83 mm a month on average. The wettest month is August (109 mm) and the driest February (57 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Winznau have?

Winznau averages 74 frost days a year, most of them in January (19 days). Conversely, 41 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 Winznau get per year?

The sun shines for about 1647 hours a year in Winznau. The sunniest month is July (231 h) and the least sunny December (47 h), according to the MeteoSwiss 1991–2020 normals.

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

In Winznau, the monthly mean rises from 1.2 °C in January to 19.1 °C in July: a 17.9 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −8.4 °C to 32.6 °C.

When is the best time to visit Winznau?

For warmth and sunshine: July (19.1 °C on average, 231 h of sun). To avoid rain, February is the driest month (57 mm). The coldest month is January (1.2 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Gösgen (4 km, 380 m), Rünenberg (8 km, 611 m), Buchs / Aarau (12 km, 387 m), adjusted to the elevation of Winznau (437 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.