What is the weather in Walchwil today?

At the top of the page you will find the current temperature, precipitation and wind in Walchwil, updated in real time.

What is the 15-day forecast for Walchwil?

The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Walchwil.

Will it rain tomorrow in Walchwil?

Check the 48-hour hourly forecast to see exactly when precipitation is expected in Walchwil.

What is the air quality in Walchwil?

The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Walchwil.

Are there weather alerts for Walchwil?

Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.

At what altitude is Walchwil located?

Walchwil sits at around 926 m above sea level in the canton of Zug. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Walchwil?

The warmest month in Walchwil is July, averaging 16.7 °C (1991–2020 normal). The coldest is January at −1.5 °C.

How much does it rain in Walchwil per year?

Walchwil receives about 1351 mm of precipitation a year. The wettest month is August (165 mm), the driest January (72 mm).

When is the best time to visit Walchwil?

For warmth and sunshine: July (16.7 °C on average, — h of sun). The coldest month is January (−1.5 °C). Check the 15-day forecast above for your dates.

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Weather in Walchwil

Zug, 926 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Walchwil weather: the next 24 hours

Updated hourly.

Walchwil weather hour by hour (48 h)

Walchwil 15-day forecast

Two-week trend.

Walchwil weekend weather Rain 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 Walchwil

Neighbouring municipalities, as the crow flies.

Arth2 km Unterägeri4 km Steinerberg6 km Oberägeri6 km Zug7 km Meierskappel8 km Steinen8 km Gersau9 km

7-day forecast for Walchwil

Today (Sunday 27 Sep) in Walchwil: mostly sunny, 14 to 22 °C, precipitation 0.0 mm (0 %), wind up to 8 km/h. Tomorrow: overcast, 16 to 23 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	mostly sunny	14 °C	22 °C	0.0 mm	8 km/h
Tomorrow	overcast	16 °C	23 °C	0.0 mm	9 km/h
Tue 29 Sep	overcast	14 °C	22 °C	0.0 mm	8 km/h
Wed 30 Sep	overcast	16 °C	21 °C	0.1 mm	8 km/h
Thu 1 Oct	light rain	13 °C	17 °C	2.7 mm	4 km/h
Fri 2 Oct	fog	12 °C	17 °C	0.6 mm	8 km/h
Sat 3 Oct	fog	12 °C	18 °C	0.0 mm	5 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 926 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Walchwil

Sunday 27 Sep in Walchwil, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 14 °C around 07:00, high 22 °C around 16:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	16 °C	8 km/h
01:00	sunny	17 °C	6 km/h
02:00	sunny	16 °C	6 km/h
03:00	sunny	15 °C	3 km/h
04:00	sunny	14 °C	5 km/h
05:00	sunny	14 °C	2 km/h
06:00	sunny	14 °C	6 km/h
07:00	sunny	14 °C	5 km/h
08:00	sunny	14 °C	5 km/h
09:00	sunny	17 °C	3 km/h
10:00	sunny	19 °C	2 km/h
11:00	sunny	19 °C	2 km/h
12:00	sunny	20 °C	3 km/h
13:00	sunny	21 °C	5 km/h
14:00	sunny	21 °C	5 km/h
15:00	mostly sunny	22 °C	4 km/h
16:00	mostly sunny	22 °C	3 km/h
17:00	sunny	22 °C	3 km/h
18:00	sunny	21 °C	2 km/h
19:00	sunny	20 °C	4 km/h
20:00	sunny	18 °C	6 km/h
21:00	sunny	18 °C	7 km/h
22:00	sunny	18 °C	8 km/h
23:00	sunny	18 °C	8 km/h

Hourly forecast issued 27.09.2026 for Walchwil (926 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Walchwil weather tomorrow

Tomorrow, Monday 28 Sep, in Walchwil: overcast, 16 to 23 °C, wind up to 9 km/h. No precipitation expected.

Walchwil weekend weather

This weekend in Walchwil: Saturday fog, 12 to 18 °C; Sunday mostly sunny, 14 to 22 °C.

Will it rain in Walchwil this week?

Yes: 1 day with precipitation is expected in Walchwil over the next 7 days, 3.4 mm in total. Wettest day: Thursday 1 Oct (2.7 mm).

The best day to go out in Walchwil

The best day of the next 7 in Walchwil: Sunday 27 Sep, mostly sunny, up to 22 °C.

The last 7 days in Walchwil

From 20 Sep to 26 Sep: 14.0 °C on average, 1.9 °C above the September normal (12.1 °C), 0 mm of precipitation (7-day normal: 27 mm). Warmest day: saturday 26 Sep (21 °C); coolest night: friday 25 Sep (8 °C).

Day	Min	Max
Sun 20 Sep	12 °C	20 °C
Mon 21 Sep	10 °C	16 °C
Tue 22 Sep	8 °C	16 °C
Wed 23 Sep	9 °C	18 °C
Thu 24 Sep	11 °C	17 °C
Fri 25 Sep	8 °C	18 °C
Sat 26 Sep	12 °C	21 °C

Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.

Climate of Walchwil: 1991–2020 normals

In Walchwil (926 m), the mean annual temperature is 7.4 °C. The warmest month is July (16.7 °C on average) and the coldest January (−1.5 °C). About 1351 mm of precipitation falls per year, peaking in August (165 mm) with a minimum in January (72 mm). On average there are 123 frost days and 1 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 29.1 °C and the absolute minimum −11.4 °C.

7.4 °CMean annual temperature

1351 mmPrecipitation per year

123Frost days per year

16Summer days (≥ 25 °C)

JFMAMJJASOND

Mean monthly precipitation (mm) — bar height relative to the wettest month.

Month	Mean T	Abs. max	Abs. min	Precip. (mm)	Frost days	Summer days
Jan	−1.5 °C	9.4 °C	−11.4 °C	72	27	0
Feb	−0.7 °C	11.1 °C	−11.0 °C	72	24	0
Mar	3.1 °C	16.2 °C	−7.6 °C	81	19	0
Apr	7.2 °C	20.6 °C	−3.9 °C	98	9	0
May	11.3 °C	24.8 °C	0.7 °C	150	1	0
Jun	15.0 °C	28.3 °C	4.7 °C	155	0	4
Jul	16.7 °C	29.1 °C	7.1 °C	162	0	6
Aug	16.3 °C	28.5 °C	6.4 °C	165	0	6
Sep	12.1 °C	24.0 °C	2.5 °C	114	0	0
Oct	7.8 °C	19.8 °C	−1.6 °C	98	3	0
Nov	2.6 °C	14.4 °C	−6.6 °C	87	14	0
Dec	−0.7 °C	10.3 °C	−11.1 °C	97	25	0
Year	7.4 °C	29.1 °C	−11.4 °C	1351	123	16

Source: MeteoSwiss open data (1991–2020 normals) — stations Cham (11 km, 443 m), Wädenswil (17 km, 485 m), Einsiedeln (17 km, 911 m), adjusted to the elevation of Walchwil (926 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.