What is the weather like in Blenio Valley today?

The weather at the top of the page gives conditions at the centre of the region (900 m); for a specific town pick it in the “Municipalities in the region” list — each page has its own hourly and 15-day forecast.

What is the climate of Blenio Valley?

At the centre of the region (900 m) the mean annual temperature is 8.9 °C with 1391 mm of precipitation a year; the warmest month is July (17.6 °C) and the coldest January (0.6 °C). Valleys and summits differ markedly.

What is the warmest month in Blenio Valley?

The warmest month in Blenio Valley is July, averaging 17.6 °C (1991–2020 normal). The coldest is January at 0.6 °C.

How much does it rain in Blenio Valley per year?

Blenio Valley receives about 1391 mm of precipitation a year. The wettest month is August (174 mm), the driest February (48 mm).

When is the best time to visit Blenio Valley?

For warmth and sunshine: July (17.6 °C on average, — h of sun). The coldest month is January (0.6 °C). Check the 15-day forecast above for your dates.

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Weather in Blenio Valley

Ticino, 900 m · continuously updated

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

Temperature · last 4 and next 28 hours

Blenio Valley weather: the next 24 hours

Updated hourly.

Blenio Valley 15-day forecast

Two-week trend.

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 Blenio Valley

Neighbouring municipalities, as the crow flies.

Leventina16 km Verzasca Valley24 km Surselva26 km Maggia Valley32 km Locarno region38 km Goms50 km Glarus region51 km Val Bregaglia53 km

7-day forecast for Blenio Valley

Today (Thursday 8 Oct) in Blenio Valley: showers, 11 to 16 °C, precipitation 26.2 mm (83 %), wind up to 20 km/h. Tomorrow: overcast, 9 to 17 °C.

Show the 7-day table

Day	Weather	Min	Max	Precip.	Wind
Today	showers	11 °C	16 °C	26.2 mm	20 km/h
Tomorrow	overcast	9 °C	17 °C	0.0 mm	19 km/h
Sat 10 Oct	showers	11 °C	17 °C	0.5 mm	10 km/h
Sun 11 Oct	overcast	9 °C	15 °C	0.0 mm	9 km/h
Mon 12 Oct	sunny	8 °C	17 °C	0.0 mm	12 km/h
Tue 13 Oct	overcast	9 °C	20 °C	0.0 mm	12 km/h
Wed 14 Oct	overcast	13 °C	18 °C	0.0 mm	14 km/h

Forecast updated on 08.10.2026 at 03:18 (Open-Meteo model, elevation 900 m). The interactive block at the top refreshes hourly and covers 16 days.

Today in Blenio Valley: rain from 00:00 to 22:00, 26.2 mm in total. The rest of the day should stay dry. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Blenio Valley

Thursday 8 Oct in Blenio Valley, hour by hour: light rain in the morning, showers in the afternoon, light rain in the evening. Low 11 °C around 01:00, high 16 °C around 16:00. Rain from 00:00 to 22:00.

Show the 24-hour table

Time	Weather	Temp.	Precip.	Wind
00:00	showers	11 °C	3.2 mm	4 km/h
01:00	showers	11 °C	2.2 mm	2 km/h
02:00	showers	12 °C	0.1 mm	9 km/h
03:00	showers	11 °C	1.7 mm	3 km/h
04:00	light rain	11 °C	0.2 mm	2 km/h
05:00	showers	11 °C	0.2 mm	2 km/h
06:00	light rain	11 °C	0.8 mm	3 km/h
07:00	showers	11 °C	0.8 mm	2 km/h
08:00	light rain	12 °C	1.2 mm	4 km/h
09:00	light rain	12 °C	1.5 mm	2 km/h
10:00	light rain	12 °C	1.6 mm	2 km/h
11:00	rain	12 °C	3.6 mm	1 km/h
12:00	light rain	13 °C	2.2 mm	4 km/h
13:00	showers	14 °C	0.4 mm	3 km/h
14:00	overcast	14 °C	0.0 mm	2 km/h
15:00	showers	14 °C	1.0 mm	4 km/h
16:00	light rain	16 °C	1.4 mm	4 km/h
17:00	overcast	13 °C	0.0 mm	8 km/h
18:00	light rain	12 °C	1.3 mm	8 km/h
19:00	light rain	11 °C	2.0 mm	9 km/h
20:00	light rain	11 °C	0.6 mm	13 km/h
21:00	showers	11 °C	0.2 mm	16 km/h
22:00	partly cloudy	11 °C	0.0 mm	18 km/h
23:00	mostly sunny	11 °C	0.0 mm	20 km/h

Hourly forecast issued 08.10.2026 for Blenio Valley (900 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 Blenio Valley

Today, Thursday 8 Oct in Blenio Valley: showers, 11 to 16 °C, wind up to 20 km/h. Precipitation expected: 26.2 mm, 83 % probability.

Blenio Valley weather tomorrow

Tomorrow, Friday 9 Oct, in Blenio Valley: overcast, 9 to 17 °C, wind up to 19 km/h. No precipitation expected.

What is the temperature in Blenio Valley?

Today in Blenio Valley (900 m): 11 to 16 °C. Tomorrow: 9 to 17 °C. Over the next 7 days, highs range from 15 to 20 °C, averaging 17 °C.

Blenio Valley weekend weather

This weekend in Blenio Valley: Saturday showers, 11 to 17 °C; Sunday overcast, 9 to 15 °C.

Will it rain in Blenio Valley this week?

Yes: 1 day with precipitation is expected in Blenio Valley over the next 7 days, 26.7 mm in total. Wettest day: Thursday 8 Oct (26.2 mm).

What is the UV index in Blenio Valley?

Today in Blenio Valley (900 m), the UV index peaks at 1 (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 Blenio Valley

The best day of the next 7 in Blenio Valley: Monday 12 Oct, sunny, up to 17 °C.

Climate of Blenio Valley: 1991–2020 normals

In Blenio Valley (900 m), the mean annual temperature is 8.9 °C. The warmest month is July (17.6 °C on average) and the coldest January (0.6 °C). About 1391 mm of precipitation falls per year, peaking in August (174 mm) with a minimum in February (48 mm). The mean monthly maximum reaches 28.6 °C and the absolute minimum −8.1 °C.

8.9 °CMean annual temperature

1391 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	0.6 °C	12.2 °C	−8.1 °C	62
Feb	1.5 °C	13.3 °C	−7.5 °C	48
Mar	5.1 °C	17.9 °C	−5.3 °C	64
Apr	8.4 °C	20.6 °C	−2.2 °C	113
May	12.1 °C	24.3 °C	2.1 °C	141
Jun	15.8 °C	27.7 °C	5.9 °C	141
Jul	17.6 °C	28.6 °C	8.1 °C	135
Aug	17.1 °C	28.1 °C	7.5 °C	174
Sep	13.2 °C	24.0 °C	3.9 °C	138
Oct	9.1 °C	19.9 °C	−0.1 °C	148
Nov	4.5 °C	15.4 °C	−4.1 °C	152
Dec	1.3 °C	12.4 °C	−7.4 °C	75
Year	8.9 °C	28.6 °C	−8.1 °C	1391

Source: MeteoSwiss open data (1991–2020 normals) — stations Acquarossa / Comprovasco (5 km, 575 m), Matro (10 km, 2171 m), S. Bernardino (18 km, 1639 m), adjusted to the elevation of Blenio Valley (900 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.