meteo-ch.ch Search a municipality…

Home › Graubünden › Rossa

Weather in Rossa

Graubünden, 1392 m · continuously updated

–°C
 
 
– –

Wind
–
Humidity
–
Rain ahead
–
Sunset
–

Temperature · last 4 and next 28 hours

Rossa weather: the next 24 hours

Updated hourly.

Rossa weather hour by hour (48 h)

Rossa 15-day forecast

Two-week trend.

Rossa weekend weatherRain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

–

Air quality

–

European index, measured continuously.

UV index

–

Daily maximum — protection advised from 3.

Freezing level

–

Snow settles about 300 m below it.

Around Rossa

Neighbouring municipalities, as the crow flies.

7-day forecast for Rossa

Today (Saturday 14 Nov) in Rossa: fog, −2 to 4 °C, precipitation 0.0 mm (2 %), wind up to 7 km/h. Tomorrow: snow grains, 0 to 4 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayfog−2 °C4 °C0.0 mm7 km/h
Tomorrowsnow grains0 °C4 °C0.4 mm4 km/h
Mon 16 Novlight rain0 °C6 °C2.5 mm7 km/h
Tue 17 Novlight rain2 °C3 °C3.1 mm7 km/h
Wed 18 Novrain2 °C5 °C2.1 mm6 km/h
Thu 19 Novlight rain2 °C6 °C0.6 mm9 km/h
Fri 20 Novovercast0 °C4 °C0.0 mm15 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 1392 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Rossa. Tomorrow: rain from 02:00 to 05:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Rossa

Saturday 14 Nov in Rossa, hour by hour: sunny in the morning, overcast in the afternoon, fog in the evening. Low −2 °C around 08:00, high 4 °C around 12:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny1 °C0.0 mm3 km/h
01:00sunny0 °C0.0 mm3 km/h
02:00sunny0 °C0.0 mm4 km/h
03:00sunny0 °C0.0 mm1 km/h
04:00sunny−1 °C0.0 mm0 km/h
05:00sunny−1 °C0.0 mm1 km/h
06:00sunny0 °C0.0 mm3 km/h
07:00sunny−2 °C0.0 mm5 km/h
08:00sunny−2 °C0.0 mm1 km/h
09:00sunny0 °C0.0 mm1 km/h
10:00sunny2 °C0.0 mm2 km/h
11:00sunny3 °C0.0 mm3 km/h
12:00mostly sunny4 °C0.0 mm7 km/h
13:00overcast3 °C0.0 mm5 km/h
14:00overcast3 °C0.0 mm5 km/h
15:00overcast2 °C0.0 mm4 km/h
16:00overcast1 °C0.0 mm2 km/h
17:00fog1 °C0.0 mm2 km/h
18:00fog0 °C0.0 mm1 km/h
19:00fog0 °C0.0 mm1 km/h
20:00fog0 °C0.0 mm2 km/h
21:00fog0 °C0.0 mm2 km/h
22:00fog0 °C0.0 mm2 km/h
23:00fog0 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Rossa (1392 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 Rossa

Today, Saturday 14 Nov in Rossa: fog, −2 to 4 °C, wind up to 7 km/h. No precipitation expected. A day in line with the climate normal for November in Rossa (2.0 °C average over 1991-2020).

Rossa weather tomorrow

Tomorrow, Sunday 15 Nov, in Rossa: snow grains, 0 to 4 °C, wind up to 4 km/h. Precipitation expected: 0.4 mm, 25 % probability.

What is the temperature in Rossa?

Today in Rossa (1392 m): −2 to 4 °C. Tomorrow: 0 to 4 °C. Over the next 7 days, highs range from 3 to 6 °C, averaging 5 °C.

Rossa weekend weather

This weekend in Rossa: Saturday fog, −2 to 4 °C; Sunday snow grains, 0 to 4 °C.

Will it rain in Rossa this week?

Yes: 3 days with precipitation are expected in Rossa over the next 7 days, 8.7 mm in total. Wettest day: Tuesday 17 Nov (3.1 mm).

What is the UV index in Rossa?

Today in Rossa (1392 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 Rossa

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

Climate of Rossa: 1991–2020 normals

In Rossa (1392 m), the mean annual temperature is 5.9 °C. The warmest month is July (14.6 °C on average) and the coldest January (−1.8 °C). About 1649 mm of precipitation falls per year, peaking in August (191 mm) with a minimum in February (59 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 24.8 °C and the absolute minimum −12.9 °C.

5.9 °CMean annual temperature
1649 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−1.8 °C9.5 °C−12.9 °C77100300
Feb−1.5 °C10.1 °C−11.8 °C59111270
Mar1.4 °C12.7 °C−9.4 °C80145270
Apr4.4 °C15.5 °C−5.4 °C134132180
May8.6 °C20.1 °C−0.2 °C16913240
Jun12.6 °C24.2 °C3.3 °C17214900
Jul14.6 °C24.8 °C5.9 °C16216700
Aug14.3 °C24.6 °C5.2 °C19115801
Sep10.4 °C20.7 °C1.6 °C16613710
Oct6.5 °C17.5 °C−2.6 °C180112110
Nov2.0 °C13.5 °C−7.5 °C17183230
Dec−1.0 °C10.0 °C−11.5 °C8888300
Year5.9 °C24.8 °C−12.9 °C164915141711

At what altitude is Rossa located?

Rossa sits at around 1392 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 Rossa?

The warmest month in Rossa is July, averaging 14.6 °C; the coldest is January, at −1.8 °C. The annual mean is 5.9 °C (MeteoSwiss 1991–2020 normals, reference station S. Bernardino).

How much does it rain in Rossa per year?

Rossa receives about 1649 mm of precipitation a year, or 137 mm a month on average. The wettest month is August (191 mm) and the driest February (59 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Rossa have?

Rossa 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 Rossa get per year?

The sun shines for about 1514 hours a year in Rossa. 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 Rossa?

In Rossa, the monthly mean rises from −1.8 °C in January to 14.6 °C in July: a 16.4 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −12.9 °C to 24.8 °C.

When is the best time to visit Rossa?

For warmth and sunshine: July (14.6 °C on average, 167 h of sun). To avoid rain, February is the driest month (59 mm). The coldest month is January (−1.8 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations S. Bernardino (7 km, 1639 m), Matro (16 km, 2171 m), Acquarossa / Comprovasco (16 km, 575 m), adjusted to the elevation of Rossa (1392 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.