What is the weather in Unterbäch today?

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

What is the 15-day forecast for Unterbäch?

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

Will it rain tomorrow in Unterbäch?

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

What is the air quality in Unterbäch?

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

Are there weather alerts for Unterbäch?

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

At what altitude is Unterbäch located?

Unterbäch sits at around 738 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 Unterbäch?

The warmest month in Unterbäch is July, averaging 19.2 °C (1991–2020 normal). The coldest is January at −0.9 °C.

How much does it rain in Unterbäch per year?

Unterbäch receives about 608 mm of precipitation a year. The wettest month is December (66 mm), the driest September (37 mm).

When is the best time to visit Unterbäch?

For warmth and sunshine: July (19.2 °C on average, 268 h of sun). The coldest month is January (−0.9 °C). Check the 15-day forecast above for your dates.

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Weather in Unterbäch

Valais, 738 m · continuously updated

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

Temperature · last 4 and next 28 hours

Unterbäch weather: the next 24 hours

Updated hourly.

Unterbäch weather hour by hour (48 h)

Unterbäch 15-day forecast

Two-week trend.

Unterbäch 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 Unterbäch

Neighbouring municipalities, as the crow flies.

Raron3 km Eischoll3 km Niedergesteln3 km Bürchen4 km Baltschieder4 km Turtmann-Unterems4 km Visp5 km Ausserberg5 km

7-day forecast for Unterbäch

Today (Sunday 27 Sep) in Unterbäch: sunny, 11 to 26 °C, precipitation 0.0 mm (3 %), wind up to 9 km/h. Tomorrow: overcast, 13 to 28 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	sunny	11 °C	26 °C	0.0 mm	9 km/h
Tomorrow	overcast	13 °C	28 °C	0.0 mm	7 km/h
Tue 29 Sep	overcast	16 °C	25 °C	0.0 mm	11 km/h
Wed 30 Sep	light rain	15 °C	20 °C	0.0 mm	10 km/h
Thu 1 Oct	light rain	15 °C	17 °C	6.6 mm	8 km/h
Fri 2 Oct	overcast	15 °C	22 °C	0.0 mm	8 km/h
Sat 3 Oct	overcast	14 °C	23 °C	0.0 mm	9 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 738 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Unterbäch

Sunday 27 Sep in Unterbäch, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 11 °C around 03:00, high 26 °C around 15:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	13 °C	6 km/h
01:00	sunny	12 °C	5 km/h
02:00	sunny	11 °C	5 km/h
03:00	sunny	11 °C	4 km/h
04:00	sunny	12 °C	2 km/h
05:00	sunny	12 °C	2 km/h
06:00	sunny	12 °C	2 km/h
07:00	sunny	12 °C	4 km/h
08:00	sunny	12 °C	3 km/h
09:00	sunny	16 °C	2 km/h
10:00	sunny	19 °C	3 km/h
11:00	sunny	21 °C	2 km/h
12:00	sunny	23 °C	2 km/h
13:00	sunny	25 °C	4 km/h
14:00	sunny	26 °C	8 km/h
15:00	sunny	26 °C	10 km/h
16:00	sunny	26 °C	9 km/h
17:00	sunny	26 °C	8 km/h
18:00	sunny	24 °C	5 km/h
19:00	sunny	19 °C	4 km/h
20:00	sunny	17 °C	2 km/h
21:00	sunny	16 °C	5 km/h
22:00	sunny	15 °C	5 km/h
23:00	sunny	14 °C	3 km/h

Hourly forecast issued 27.09.2026 for Unterbäch (738 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Unterbäch weather tomorrow

Tomorrow, Monday 28 Sep, in Unterbäch: overcast, 13 to 28 °C, wind up to 7 km/h. No precipitation expected.

Unterbäch weekend weather

This weekend in Unterbäch: Saturday overcast, 14 to 23 °C; Sunday sunny, 11 to 26 °C.

Will it rain in Unterbäch this week?

Yes: 1 day with precipitation is expected in Unterbäch over the next 7 days, 6.6 mm in total. Wettest day: Thursday 1 Oct (6.6 mm).

The best day to go out in Unterbäch

The best day of the next 7 in Unterbäch: Sunday 27 Sep, sunny, up to 26 °C.

The last 7 days in Unterbäch

From 20 Sep to 26 Sep: 15.7 °C on average, 1.2 °C above the September normal (14.5 °C), 0 mm of precipitation (7-day normal: 9 mm). Warmest day: sunday 20 Sep (24 °C); coolest night: friday 25 Sep (6 °C).

Day	Min	Max
Sun 20 Sep	10 °C	24 °C
Mon 21 Sep	8 °C	23 °C
Tue 22 Sep	8 °C	23 °C
Wed 23 Sep	8 °C	23 °C
Thu 24 Sep	7 °C	23 °C
Fri 25 Sep	6 °C	23 °C
Sat 26 Sep	8 °C	24 °C

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

Climate of Unterbäch: 1991–2020 normals

In Unterbäch (738 m), the mean annual temperature is 9.4 °C. The warmest month is July (19.2 °C on average) and the coldest January (−0.9 °C). About 608 mm of precipitation falls per year, peaking in December (66 mm) with a minimum in September (37 mm). The sun shines for about 1922 hours a year, mostly in July (268 h). On average there are 110 frost days and 20 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.4 °C and the absolute minimum −12.4 °C.

9.4 °CMean annual temperature

608 mmPrecipitation per year

1922 hSunshine hours per year

110Frost days per year

72Summer days (≥ 25 °C)

JFMAMJJASOND

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

Month	Mean T	Abs. max	Abs. min	Precip. (mm)	Sunshine (h)	Frost days	Summer days
Jan	−0.9 °C	10.0 °C	−12.4 °C	57	12	25	0
Feb	1.0 °C	13.6 °C	−10.9 °C	39	116	22	0
Mar	6.0 °C	19.7 °C	−6.4 °C	44	188	14	0
Apr	9.9 °C	22.9 °C	−3.2 °C	41	212	5	1
May	13.9 °C	27.7 °C	0.7 °C	59	227	0	6
Jun	17.6 °C	31.5 °C	4.7 °C	46	244	0	16
Jul	19.2 °C	32.4 °C	7.0 °C	50	268	0	22
Aug	18.6 °C	31.8 °C	6.1 °C	53	252	0	20
Sep	14.5 °C	27.3 °C	2.6 °C	37	211	0	6
Oct	9.8 °C	22.4 °C	−2.1 °C	53	153	4	0
Nov	4.0 °C	16.7 °C	−7.9 °C	62	39	16	0
Dec	−0.3 °C	11.2 °C	−11.6 °C	66	0	24	0
Year	9.4 °C	32.4 °C	−12.4 °C	608	1922	110	72

Source: MeteoSwiss open data (1991–2020 normals) — stations Visp (4 km, 639 m), Grächen (12 km, 1605 m), Blatten, Lötschental (14 km, 1548 m), adjusted to the elevation of Unterbäch (738 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.