What is the weather in Biasca today?

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

What is the 15-day forecast for Biasca?

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

Will it rain tomorrow in Biasca?

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

What is the air quality in Biasca?

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

Are there weather alerts for Biasca?

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

At what altitude is Biasca located?

Biasca sits at around 1948 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 Biasca?

The warmest month in Biasca is July, averaging 11.9 °C (1991–2020 normal). The coldest is January at −4.3 °C.

How much does it rain in Biasca per year?

Biasca receives about 1812 mm of precipitation a year. The wettest month is August (222 mm), the driest February (63 mm).

When is the best time to visit Biasca?

For warmth and sunshine: July (11.9 °C on average, — h of sun). The coldest month is January (−4.3 °C). Check the 15-day forecast above for your dates.

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Home › Ticino › Biasca

Weather in Biasca

Ticino, 1948 m · continuously updated

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

Temperature · last 4 and next 28 hours

Biasca weather: the next 24 hours

Updated hourly.

Biasca weather hour by hour (48 h)

Biasca 15-day forecast

Two-week trend.

Biasca 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 Biasca

Neighbouring municipalities, as the crow flies.

Serravalle6 km Pollegio6 km Calanca9 km Giornico9 km Rossa9 km Faido9 km Personico10 km Acquarossa10 km

7-day forecast for Biasca

Today (Sunday 27 Sep) in Biasca: fog, 8 to 14 °C, precipitation 0.0 mm (0 %), wind up to 8 km/h. Tomorrow: fog, 8 to 15 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	fog	8 °C	14 °C	0.0 mm	8 km/h
Tomorrow	fog	8 °C	15 °C	0.0 mm	8 km/h
Tue 29 Sep	showers	8 °C	13 °C	0.1 mm	8 km/h
Wed 30 Sep	light rain	8 °C	10 °C	0.3 mm	7 km/h
Thu 1 Oct	light rain	7 °C	9 °C	4.7 mm	4 km/h
Fri 2 Oct	fog	7 °C	11 °C	0.0 mm	9 km/h
Sat 3 Oct	fog	6 °C	12 °C	0.0 mm	9 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 1948 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Biasca

Sunday 27 Sep in Biasca, hour by hour: sunny in the morning, mostly sunny in the afternoon, sunny in the evening. Low 9 °C around 07:00, high 14 °C around 15:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	9 °C	8 km/h
01:00	sunny	9 °C	7 km/h
02:00	sunny	9 °C	7 km/h
03:00	sunny	9 °C	8 km/h
04:00	sunny	9 °C	7 km/h
05:00	sunny	9 °C	8 km/h
06:00	sunny	9 °C	7 km/h
07:00	sunny	9 °C	8 km/h
08:00	sunny	9 °C	7 km/h
09:00	sunny	11 °C	3 km/h
10:00	sunny	11 °C	2 km/h
11:00	fog	12 °C	3 km/h
12:00	fog	12 °C	3 km/h
13:00	mostly sunny	13 °C	4 km/h
14:00	mostly sunny	14 °C	5 km/h
15:00	mostly sunny	14 °C	6 km/h
16:00	mostly sunny	14 °C	5 km/h
17:00	mostly sunny	13 °C	4 km/h
18:00	sunny	12 °C	2 km/h
19:00	sunny	11 °C	0 km/h
20:00	mostly sunny	10 °C	0 km/h
21:00	sunny	9 °C	1 km/h
22:00	mostly sunny	10 °C	2 km/h
23:00	sunny	10 °C	1 km/h

Hourly forecast issued 27.09.2026 for Biasca (1948 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Biasca weather tomorrow

Tomorrow, Monday 28 Sep, in Biasca: fog, 8 to 15 °C, wind up to 8 km/h. No precipitation expected.

Biasca weekend weather

This weekend in Biasca: Saturday fog, 6 to 12 °C; Sunday fog, 8 to 14 °C.

Will it rain in Biasca this week?

Yes: 1 day with precipitation is expected in Biasca over the next 7 days, 5.1 mm in total. Wettest day: Thursday 1 Oct (4.7 mm).

The best day to go out in Biasca

The best day of the next 7 in Biasca: Monday 28 Sep, fog, up to 15 °C.

The last 7 days in Biasca

From 20 Sep to 26 Sep: 10.7 °C on average, 3.0 °C above the September normal (7.7 °C), 0 mm of precipitation (7-day normal: 42 mm). Warmest day: sunday 20 Sep (16 °C); coolest night: wednesday 23 Sep (5 °C).

Day	Min	Max
Sun 20 Sep	9 °C	16 °C
Mon 21 Sep	9 °C	15 °C
Tue 22 Sep	8 °C	13 °C
Wed 23 Sep	5 °C	11 °C
Thu 24 Sep	9 °C	14 °C
Fri 25 Sep	7 °C	12 °C
Sat 26 Sep	8 °C	14 °C

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

Climate of Biasca: 1991–2020 normals

In Biasca (1948 m), the mean annual temperature is 3.3 °C. The warmest month is July (11.9 °C on average) and the coldest January (−4.3 °C). About 1812 mm of precipitation falls per year, peaking in August (222 mm) with a minimum in February (63 mm). On average there are 174 frost days per year. The mean monthly maximum reaches 21.8 °C and the absolute minimum −13.6 °C.

3.3 °CMean annual temperature

1812 mmPrecipitation per year

174Frost days per year

0Summer 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
Jan	−4.3 °C	6.6 °C	−13.6 °C	79	28
Feb	−3.8 °C	7.3 °C	−12.5 °C	63	25
Mar	−0.9 °C	10.6 °C	−11.1 °C	83	27
Apr	2.2 °C	13.0 °C	−7.6 °C	144	20
May	6.0 °C	17.0 °C	−3.0 °C	185	9
Jun	10.0 °C	21.1 °C	0.8 °C	193	2
Jul	11.9 °C	21.8 °C	3.2 °C	183	0
Aug	11.5 °C	21.4 °C	2.4 °C	222	0
Sep	7.7 °C	17.5 °C	−0.9 °C	181	4
Oct	4.1 °C	14.0 °C	−4.9 °C	186	10
Nov	−0.6 °C	10.2 °C	−9.4 °C	197	21
Dec	−3.7 °C	6.7 °C	−12.6 °C	96	28
Year	3.3 °C	21.8 °C	−13.6 °C	1812	174

Source: MeteoSwiss open data (1991–2020 normals) — stations Matro (9 km, 2171 m), Acquarossa / Comprovasco (13 km, 575 m), Grono (16 km, 324 m), adjusted to the elevation of Biasca (1948 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.