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Weather in Calanca

Graubünden, 1486 m · continuously updated

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Wind
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Humidity
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Rain ahead
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Sunset
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Temperature · last 4 and next 28 hours

Calanca weather: the next 24 hours

Updated hourly.

Calanca weather hour by hour (48 h)

Calanca 15-day forecast

Two-week trend.

Calanca weekend weatherRain 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 Calanca

Neighbouring municipalities, as the crow flies.

7-day forecast for Calanca

Today (Saturday 14 Nov) in Calanca: light drizzle, −2 to 1 °C, precipitation 0.0 mm (2 %), wind up to 7 km/h. Tomorrow: snow grains, −1 to 2 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todaylight drizzle−2 °C1 °C0.0 mm7 km/h
Tomorrowsnow grains−1 °C2 °C0.4 mm5 km/h
Mon 16 Novlight snow0 °C6 °C2.6 mm10 km/h
Tue 17 Novlight rain3 °C4 °C4.3 mm7 km/h
Wed 18 Novlight rain3 °C6 °C1.2 mm7 km/h
Thu 19 Novlight rain2 °C6 °C1.2 mm8 km/h
Fri 20 Novovercast−1 °C4 °C0.0 mm14 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 1486 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Calanca. Tomorrow: rain from 01:00 to 04:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Calanca

Saturday 14 Nov in Calanca, hour by hour: sunny in the morning, fog in the afternoon, fog in the evening. Low −2 °C around 08:00, high 1 °C around 13:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny1 °C0.0 mm7 km/h
01:00sunny1 °C0.0 mm6 km/h
02:00sunny0 °C0.0 mm4 km/h
03:00sunny0 °C0.0 mm2 km/h
04:00sunny−1 °C0.0 mm3 km/h
05:00sunny−2 °C0.0 mm5 km/h
06:00sunny−1 °C0.0 mm2 km/h
07:00sunny−2 °C0.0 mm3 km/h
08:00sunny−2 °C0.0 mm1 km/h
09:00mostly sunny0 °C0.0 mm1 km/h
10:00overcast1 °C0.0 mm3 km/h
11:00overcast1 °C0.0 mm4 km/h
12:00overcast1 °C0.0 mm4 km/h
13:00overcast1 °C0.0 mm4 km/h
14:00fog1 °C0.0 mm5 km/h
15:00fog1 °C0.0 mm3 km/h
16:00fog1 °C0.0 mm1 km/h
17:00fog0 °C0.0 mm1 km/h
18:00light drizzle0 °C0.0 mm1 km/h
19:00light drizzle0 °C0.0 mm1 km/h
20:00fog0 °C0.0 mm1 km/h
21:00fog0 °C0.0 mm1 km/h
22:00fog0 °C0.0 mm3 km/h
23:00overcast0 °C0.0 mm1 km/h

Hourly forecast issued 14.11.2026 for Calanca (1486 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 Calanca

Today, Saturday 14 Nov in Calanca: light drizzle, −2 to 1 °C, wind up to 7 km/h. No precipitation expected.

Calanca weather tomorrow

Tomorrow, Sunday 15 Nov, in Calanca: snow grains, −1 to 2 °C, wind up to 5 km/h. Precipitation expected: 0.4 mm, 25 % probability.

What is the temperature in Calanca?

Today in Calanca (1486 m): −2 to 1 °C. Tomorrow: −1 to 2 °C. Over the next 7 days, highs range from 1 to 6 °C, averaging 4 °C.

Calanca weekend weather

This weekend in Calanca: Saturday light drizzle, −2 to 1 °C; Sunday snow grains, −1 to 2 °C.

Will it rain in Calanca this week?

Yes: 4 days with precipitation are expected in Calanca over the next 7 days, 9.7 mm in total. Wettest day: Tuesday 17 Nov (4.3 mm).

Will it snow in Calanca?

Snowfall expected in Calanca (1486 m): Monday 16 Nov. Estimated total: 1.1 cm.

What is the UV index in Calanca?

Today in Calanca (1486 m), the UV index peaks at 2 (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 Calanca

The best day of the next 7 in Calanca: Friday 20 Nov, overcast, up to 4 °C.

Climate of Calanca: 1991–2020 normals

In Calanca (1486 m), the mean annual temperature is 5.7 °C. The warmest month is July (14.8 °C on average) and the coldest January (−3.2 °C). About 1785 mm of precipitation falls per year, peaking in August (211 mm) with a minimum in February (64 mm). The sun shines for about 1514 hours a year, mostly in July (167 h). On average there are 171 frost days per year. The mean monthly maximum reaches 25.5 °C and the absolute minimum −11.2 °C.

5.7 °CMean annual temperature
1785 mmPrecipitation per year
1514 hSunshine hours per year
171Frost days per year
1Summer days (≥ 25 °C)
JFMAMJJASOND

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

MonthMean TAbs. maxAbs. minPrecip. (mm)Sunshine (h)Frost daysSummer days
Jan−3.2 °C8.6 °C−11.2 °C77100300
Feb−1.8 °C10.3 °C−10.5 °C64111270
Mar2.0 °C14.8 °C−8.0 °C82145270
Apr5.3 °C17.5 °C−4.9 °C139132180
May9.0 °C21.2 °C−0.4 °C18513240
Jun12.8 °C24.8 °C3.2 °C20014900
Jul14.8 °C25.5 °C5.3 °C18716700
Aug14.4 °C25.4 °C5.1 °C21115801
Sep10.4 °C21.1 °C1.5 °C18013710
Oct6.0 °C17.2 °C−2.9 °C177112110
Nov1.0 °C12.2 °C−7.3 °C19083230
Dec−2.8 °C8.2 °C−10.7 °C9388300
Year5.7 °C25.5 °C−11.2 °C178515141711

At what altitude is Calanca located?

Calanca sits at around 1486 m above sea level in the canton of Graubünden. This elevation directly affects temperatures, the rain-snow line and snow cover: on average, the temperature drops by about 0.55 °C per 100 m of altitude.

What is the warmest month in Calanca?

The warmest month in Calanca is July, averaging 14.8 °C; the coldest is January, at −3.2 °C. The annual mean is 5.7 °C (MeteoSwiss 1991–2020 normals, reference station Grono).

How much does it rain in Calanca per year?

Calanca receives about 1785 mm of precipitation a year, or 149 mm a month on average. The wettest month is August (211 mm) and the driest February (64 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Calanca have?

Calanca averages 171 frost days a year, most of them in January (30 days). Conversely, 1 summer days exceed 25 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Calanca get per year?

The sun shines for about 1514 hours a year in Calanca. The sunniest month is July (167 h) and the least sunny November (83 h), according to the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in Calanca?

In Calanca, the monthly mean rises from −3.2 °C in January to 14.8 °C in July: a 18.0 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −11.2 °C to 25.5 °C.

When is the best time to visit Calanca?

For warmth and sunshine: July (14.8 °C on average, 167 h of sun). To avoid rain, February is the driest month (64 mm). The coldest month is January (−3.2 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Grono (7 km, 324 m), Matro (18 km, 2171 m), S. Bernardino (19 km, 1639 m), adjusted to the elevation of Calanca (1486 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.