What is the weather in Blenio today?

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

What is the 15-day forecast for Blenio?

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

Will it rain tomorrow in Blenio?

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

What is the air quality in Blenio?

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

Are there weather alerts for Blenio?

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

At what altitude is Blenio located?

Blenio sits at around 800 m above sea level in the canton of Ticino. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Blenio?

The warmest month in Blenio is July, averaging 18.2 °C (1991–2020 normal). The coldest is January at 1.1 °C.

How much does it rain in Blenio per year?

Blenio receives about 1358 mm of precipitation a year. The wettest month is August (170 mm), the driest February (47 mm).

When is the best time to visit Blenio?

For warmth and sunshine: July (18.2 °C on average, 173 h of sun). The coldest month is January (1.1 °C). Check the 15-day forecast above for your dates.

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Home › Ticino › Blenio

Weather in Blenio

Ticino, 800 m · continuously updated

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

Temperature · last 4 and next 28 hours

Blenio weather: the next 24 hours

Updated hourly.

Blenio weather hour by hour (48 h)

Blenio 15-day forecast

Two-week trend.

Blenio 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 Blenio

Neighbouring municipalities, as the crow flies.

Acquarossa6 km Faido10 km Giornico12 km Serravalle13 km Pollegio14 km Dalpe15 km Biasca16 km Rossa17 km

7-day forecast for Blenio

Today (Sunday 27 Sep) in Blenio: mostly sunny, 9 to 22 °C, precipitation 0.0 mm (0 %), wind up to 7 km/h. Tomorrow: partly cloudy, 11 to 23 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	mostly sunny	9 °C	22 °C	0.0 mm	7 km/h
Tomorrow	partly cloudy	11 °C	23 °C	0.0 mm	5 km/h
Tue 29 Sep	overcast	14 °C	20 °C	0.1 mm	8 km/h
Wed 30 Sep	light rain	13 °C	17 °C	0.3 mm	6 km/h
Thu 1 Oct	light rain	13 °C	16 °C	3.3 mm	7 km/h
Fri 2 Oct	fog	14 °C	20 °C	0.0 mm	9 km/h
Sat 3 Oct	fog	12 °C	20 °C	0.0 mm	10 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 800 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Blenio

Sunday 27 Sep in Blenio, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 10 °C around 06:00, high 22 °C around 15:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	mostly sunny	11 °C	5 km/h
01:00	mostly sunny	10 °C	5 km/h
02:00	mostly sunny	10 °C	6 km/h
03:00	sunny	10 °C	6 km/h
04:00	sunny	10 °C	6 km/h
05:00	sunny	10 °C	5 km/h
06:00	sunny	10 °C	5 km/h
07:00	sunny	10 °C	4 km/h
08:00	sunny	10 °C	3 km/h
09:00	sunny	12 °C	0 km/h
10:00	sunny	16 °C	1 km/h
11:00	mostly sunny	18 °C	2 km/h
12:00	mostly sunny	20 °C	4 km/h
13:00	mostly sunny	21 °C	4 km/h
14:00	mostly sunny	22 °C	6 km/h
15:00	sunny	22 °C	6 km/h
16:00	sunny	22 °C	6 km/h
17:00	sunny	21 °C	5 km/h
18:00	sunny	20 °C	4 km/h
19:00	sunny	18 °C	3 km/h
20:00	sunny	16 °C	0 km/h
21:00	sunny	15 °C	4 km/h
22:00	sunny	14 °C	1 km/h
23:00	sunny	14 °C	3 km/h

Hourly forecast issued 27.09.2026 for Blenio (800 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Blenio weather tomorrow

Tomorrow, Monday 28 Sep, in Blenio: partly cloudy, 11 to 23 °C, wind up to 5 km/h. No precipitation expected.

Blenio weekend weather

This weekend in Blenio: Saturday fog, 12 to 20 °C; Sunday mostly sunny, 9 to 22 °C.

Will it rain in Blenio this week?

Yes: 1 day with precipitation is expected in Blenio over the next 7 days, 3.7 mm in total. Wettest day: Thursday 1 Oct (3.3 mm).

The best day to go out in Blenio

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

The last 7 days in Blenio

From 20 Sep to 26 Sep: 16.2 °C on average, 2.4 °C above the September normal (13.8 °C), 0 mm of precipitation (7-day normal: 31 mm). Warmest day: monday 21 Sep (24 °C); coolest night: wednesday 23 Sep (6 °C).

Day	Min	Max
Sun 20 Sep	9 °C	23 °C
Mon 21 Sep	14 °C	24 °C
Tue 22 Sep	13 °C	22 °C
Wed 23 Sep	6 °C	19 °C
Thu 24 Sep	12 °C	24 °C
Fri 25 Sep	11 °C	19 °C
Sat 26 Sep	10 °C	20 °C

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

Climate of Blenio: 1991–2020 normals

In Blenio (800 m), the mean annual temperature is 9.4 °C. The warmest month is July (18.2 °C on average) and the coldest January (1.1 °C). About 1358 mm of precipitation falls per year, peaking in August (170 mm) with a minimum in February (47 mm). The sun shines for about 1449 hours a year, mostly in July (173 h). On average there are 71 frost days and 8 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 29.2 °C and the absolute minimum −7.5 °C.

9.4 °CMean annual temperature

1358 mmPrecipitation per year

1449 hSunshine hours per year

71Frost days per year

59Summer 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	1.1 °C	12.8 °C	−7.5 °C	61	88	22	0
Feb	2.0 °C	13.9 °C	−7.0 °C	47	100	16	0
Mar	5.7 °C	18.6 °C	−4.7 °C	62	133	7	0
Apr	9.0 °C	21.2 °C	−1.6 °C	110	135	1	0
May	12.6 °C	24.9 °C	2.7 °C	137	134	0	4
Jun	16.4 °C	28.3 °C	6.5 °C	138	154	0	13
Jul	18.2 °C	29.2 °C	8.6 °C	132	173	0	21
Aug	17.6 °C	28.6 °C	8.0 °C	170	157	0	17
Sep	13.8 °C	24.6 °C	4.5 °C	135	128	0	3
Oct	9.6 °C	20.4 °C	0.5 °C	144	97	0	0
Nov	5.0 °C	15.9 °C	−3.6 °C	149	74	7	0
Dec	1.8 °C	12.9 °C	−6.9 °C	74	76	17	0
Year	9.4 °C	29.2 °C	−7.5 °C	1358	1449	71	59

Source: MeteoSwiss open data (1991–2020 normals) — stations Acquarossa / Comprovasco (4 km, 575 m), Matro (10 km, 2171 m), S. Bernardino (18 km, 1639 m), adjusted to the elevation of Blenio (800 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.