What is the weather in Ardon today?

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

What is the 15-day forecast for Ardon?

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

Will it rain tomorrow in Ardon?

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

What is the air quality in Ardon?

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

Are there weather alerts for Ardon?

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

At what altitude is Ardon located?

Ardon sits at around 1644 m above sea level in the canton of Valais. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Ardon?

The warmest month in Ardon is July, averaging 13.5 °C (1991–2020 normal). The coldest is January at −3.8 °C.

How much does it rain in Ardon per year?

Ardon receives about 752 mm of precipitation a year. The wettest month is December (87 mm), the driest April (44 mm).

When is the best time to visit Ardon?

For warmth and sunshine: July (13.5 °C on average, — h of sun). The coldest month is January (−3.8 °C). Check the 15-day forecast above for your dates.

meteo-ch.ch Search a municipality…

Home › Valais › Ardon

Weather in Ardon

Valais, 1644 m · continuously updated

–^°C

– –

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

Temperature · last 4 and next 28 hours

Ardon weather: the next 24 hours

Updated hourly.

Ardon weather hour by hour (48 h)

Ardon 15-day forecast

Two-week trend.

Ardon weekend weather Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

–

Air quality

–

European index, measured continuously.

UV index

–

Daily maximum — protection advised from 3.

Freezing level

–

Snow settles about 300 m below it.

Around Ardon

Neighbouring municipalities, as the crow flies.

Conthey2 km Vétroz4 km Chamoson6 km Riddes8 km Veysonnaz9 km Leytron9 km Sion9 km Nendaz9 km

7-day forecast for Ardon

Today (Sunday 27 Sep) in Ardon: partly cloudy, 11 to 20 °C, precipitation 0.0 mm (0 %), wind up to 9 km/h. Tomorrow: overcast, 12 to 20 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	partly cloudy	11 °C	20 °C	0.0 mm	9 km/h
Tomorrow	overcast	12 °C	20 °C	0.0 mm	8 km/h
Tue 29 Sep	overcast	12 °C	21 °C	0.1 mm	10 km/h
Wed 30 Sep	overcast	11 °C	15 °C	0.3 mm	8 km/h
Thu 1 Oct	light rain	10 °C	12 °C	9.0 mm	7 km/h
Fri 2 Oct	overcast	7 °C	16 °C	0.0 mm	8 km/h
Sat 3 Oct	overcast	7 °C	18 °C	0.0 mm	10 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 1644 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Ardon

Sunday 27 Sep in Ardon, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 12 °C around 04:00, high 20 °C around 17:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	12 °C	8 km/h
01:00	sunny	12 °C	6 km/h
02:00	sunny	12 °C	8 km/h
03:00	sunny	12 °C	7 km/h
04:00	sunny	12 °C	7 km/h
05:00	sunny	12 °C	7 km/h
06:00	sunny	12 °C	6 km/h
07:00	sunny	12 °C	4 km/h
08:00	sunny	12 °C	4 km/h
09:00	sunny	14 °C	1 km/h
10:00	sunny	15 °C	2 km/h
11:00	sunny	16 °C	3 km/h
12:00	sunny	17 °C	5 km/h
13:00	sunny	18 °C	6 km/h
14:00	sunny	19 °C	4 km/h
15:00	sunny	20 °C	2 km/h
16:00	sunny	20 °C	2 km/h
17:00	sunny	20 °C	2 km/h
18:00	sunny	19 °C	4 km/h
19:00	sunny	18 °C	5 km/h
20:00	sunny	15 °C	8 km/h
21:00	mostly sunny	14 °C	8 km/h
22:00	partly cloudy	13 °C	7 km/h
23:00	mostly sunny	13 °C	6 km/h

Hourly forecast issued 27.09.2026 for Ardon (1644 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Ardon weather tomorrow

Tomorrow, Monday 28 Sep, in Ardon: overcast, 12 to 20 °C, wind up to 8 km/h. No precipitation expected.

Ardon weekend weather

This weekend in Ardon: Saturday overcast, 7 to 18 °C; Sunday partly cloudy, 11 to 20 °C.

Will it rain in Ardon this week?

Yes: 1 day with precipitation is expected in Ardon over the next 7 days, 9.4 mm in total. Wettest day: Thursday 1 Oct (9.0 mm).

The best day to go out in Ardon

The best day of the next 7 in Ardon: Sunday 27 Sep, partly cloudy, up to 20 °C.

The last 7 days in Ardon

From 20 Sep to 26 Sep: 13.2 °C on average, 0 mm of precipitation. Warmest day: saturday 26 Sep (19 °C); coolest night: wednesday 23 Sep (7 °C).

Day	Min	Max
Sun 20 Sep	9 °C	19 °C
Mon 21 Sep	9 °C	17 °C
Tue 22 Sep	7 °C	16 °C
Wed 23 Sep	7 °C	17 °C
Thu 24 Sep	9 °C	17 °C
Fri 25 Sep	10 °C	18 °C
Sat 26 Sep	10 °C	19 °C

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

Climate of Ardon: 1991–2020 normals

In Ardon (1644 m), the mean annual temperature is 4.7 °C. The warmest month is July (13.5 °C on average) and the coldest January (−3.8 °C). About 752 mm of precipitation falls per year, peaking in December (87 mm) with a minimum in April (44 mm). The mean monthly maximum reaches 25.1 °C and the absolute minimum −14.2 °C.

4.7 °CMean annual temperature

752 mmPrecipitation per year

JFMAMJJASOND

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

Month	Mean T	Abs. max	Abs. min	Precip. (mm)
Jan	−3.8 °C	7.4 °C	−14.2 °C	67
Feb	−2.8 °C	9.9 °C	−13.1 °C	52
Mar	0.7 °C	13.7 °C	−10.3 °C	48
Apr	4.0 °C	15.7 °C	−6.9 °C	44
May	7.8 °C	20.4 °C	−2.8 °C	67
Jun	11.6 °C	24.4 °C	0.9 °C	62
Jul	13.5 °C	25.1 °C	3.4 °C	80
Aug	13.1 °C	25.1 °C	2.6 °C	77
Sep	9.4 °C	20.7 °C	−0.6 °C	48
Oct	5.4 °C	16.9 °C	−5.2 °C	55
Nov	0.3 °C	13.0 °C	−10.2 °C	65
Dec	−3.2 °C	8.0 °C	−13.3 °C	87
Year	4.7 °C	25.1 °C	−14.2 °C	752

Source: MeteoSwiss open data (1991–2020 normals) — stations Sion (7 km, 482 m), Les Diablerets (11 km, 2964 m), Les Attelas (15 km, 2734 m), adjusted to the elevation of Ardon (1644 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.