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Weather in Sarmenstorf

Aargau, 543 m · continuously updated

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Humidity
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Temperature · last 4 and next 28 hours

Sarmenstorf weather: the next 24 hours

Updated hourly.

Sarmenstorf weather hour by hour (48 h)

Sarmenstorf 15-day forecast

Two-week trend.

Sarmenstorf 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 Sarmenstorf

Neighbouring municipalities, as the crow flies.

7-day forecast for Sarmenstorf

Today (Saturday 14 Nov) in Sarmenstorf: overcast, −2 to 5 °C, precipitation 0.0 mm (0 %), wind up to 7 km/h. Tomorrow: light rain, 1 to 11 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast−2 °C5 °C0.0 mm7 km/h
Tomorrowlight rain1 °C11 °C2.3 mm12 km/h
Mon 16 Novshowers8 °C10 °C6.8 mm28 km/h
Tue 17 Novlight rain7 °C14 °C4.0 mm34 km/h
Wed 18 Novthunderstorms10 °C12 °C6.0 mm33 km/h
Thu 19 Novlight rain8 °C14 °C5.1 mm28 km/h
Fri 20 Novlight rain1 °C9 °C4.2 mm34 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 543 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Sarmenstorf. Tomorrow: rain from 05:00 to 10:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Sarmenstorf

Saturday 14 Nov in Sarmenstorf, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low −2 °C around 08:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny0 °C0.0 mm7 km/h
01:00sunny0 °C0.0 mm6 km/h
02:00sunny0 °C0.0 mm7 km/h
03:00sunny0 °C0.0 mm7 km/h
04:00sunny−1 °C0.0 mm6 km/h
05:00sunny−1 °C0.0 mm6 km/h
06:00sunny−1 °C0.0 mm5 km/h
07:00sunny−2 °C0.0 mm4 km/h
08:00sunny−2 °C0.0 mm4 km/h
09:00sunny−1 °C0.0 mm4 km/h
10:00sunny1 °C0.0 mm4 km/h
11:00mostly sunny2 °C0.0 mm6 km/h
12:00partly cloudy3 °C0.0 mm6 km/h
13:00partly cloudy4 °C0.0 mm4 km/h
14:00mostly sunny5 °C0.0 mm3 km/h
15:00mostly sunny5 °C0.0 mm5 km/h
16:00sunny5 °C0.0 mm6 km/h
17:00sunny3 °C0.0 mm5 km/h
18:00sunny2 °C0.0 mm5 km/h
19:00sunny2 °C0.0 mm5 km/h
20:00partly cloudy2 °C0.0 mm3 km/h
21:00overcast2 °C0.0 mm2 km/h
22:00overcast1 °C0.0 mm1 km/h
23:00overcast2 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Sarmenstorf (543 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 Sarmenstorf

Today, Saturday 14 Nov in Sarmenstorf: overcast, −2 to 5 °C, wind up to 7 km/h. No precipitation expected. That is 2.6 °C below the climate normal for November in Sarmenstorf (4.3 °C average over 1991-2020).

Sarmenstorf weather tomorrow

Tomorrow, Sunday 15 Nov, in Sarmenstorf: light rain, 1 to 11 °C, wind up to 12 km/h. Precipitation expected: 2.3 mm, 37 % probability.

What is the temperature in Sarmenstorf?

Today in Sarmenstorf (543 m): −2 to 5 °C. Tomorrow: 1 to 11 °C. Over the next 7 days, highs range from 5 to 14 °C, averaging 11 °C.

Sarmenstorf weekend weather

This weekend in Sarmenstorf: Saturday overcast, −2 to 5 °C; Sunday light rain, 1 to 11 °C.

Will it rain in Sarmenstorf this week?

Yes: 6 days with precipitation are expected in Sarmenstorf over the next 7 days, 28.4 mm in total. Wettest day: Monday 16 Nov (6.8 mm).

What is the UV index in Sarmenstorf?

Today in Sarmenstorf (543 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 Sarmenstorf

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

Climate of Sarmenstorf: 1991–2020 normals

In Sarmenstorf (543 m), the mean annual temperature is 9.3 °C. The warmest month is July (18.6 °C on average) and the coldest January (0.5 °C). About 1032 mm of precipitation falls per year, peaking in August (117 mm) with a minimum in February (57 mm). The sun shines for about 1549 hours a year, mostly in July (225 h). On average there are 77 frost days and 13 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.1 °C and the absolute minimum −9.2 °C.

9.3 °CMean annual temperature
1032 mmPrecipitation per year
1549 hSunshine hours per year
77Frost days per year
55Summer 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
Jan0.5 °C10.7 °C−9.2 °C6541200
Feb1.2 °C13.0 °C−8.7 °C5774180
Mar5.2 °C18.4 °C−5.4 °C65133110
Apr9.1 °C23.0 °C−2.1 °C7416921
May13.3 °C27.1 °C2.2 °C11318305
Jun16.9 °C30.8 °C6.1 °C108205012
Jul18.6 °C32.1 °C8.5 °C115225017
Aug18.1 °C31.1 °C7.8 °C117208015
Sep13.9 °C26.2 °C3.9 °C8015105
Oct9.5 °C21.1 °C−0.2 °C808610
Nov4.3 °C14.9 °C−4.5 °C734380
Dec1.2 °C11.3 °C−8.4 °C8431170
Year9.3 °C32.1 °C−9.2 °C103215497755

At what altitude is Sarmenstorf located?

Sarmenstorf sits at around 543 m above sea level in the canton of Aargau. 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 Sarmenstorf?

The warmest month in Sarmenstorf is July, averaging 18.6 °C; the coldest is January, at 0.5 °C. The annual mean is 9.3 °C (MeteoSwiss 1991–2020 normals, reference station Buchs / Aarau).

How much does it rain in Sarmenstorf per year?

Sarmenstorf receives about 1032 mm of precipitation a year, or 86 mm a month on average. The wettest month is August (117 mm) and the driest February (57 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Sarmenstorf have?

Sarmenstorf averages 77 frost days a year, most of them in January (20 days). Conversely, 55 summer days exceed 25 °C, 13 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Sarmenstorf get per year?

The sun shines for about 1549 hours a year in Sarmenstorf. The sunniest month is July (225 h) and the least sunny December (31 h), according to the MeteoSwiss 1991–2020 normals.

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

In Sarmenstorf, the monthly mean rises from 0.5 °C in January to 18.6 °C in July: a 18.1 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −9.2 °C to 32.1 °C.

When is the best time to visit Sarmenstorf?

For warmth and sunshine: July (18.6 °C on average, 225 h of sun). To avoid rain, February is the driest month (57 mm). The coldest month is January (0.5 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Buchs / Aarau (15 km, 387 m), Cham (21 km, 443 m), Gösgen (22 km, 380 m), adjusted to the elevation of Sarmenstorf (543 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.