What is the weather in Trun today?

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

What is the 15-day forecast for Trun?

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

Will it rain tomorrow in Trun?

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

What is the air quality in Trun?

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

Are there weather alerts for Trun?

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

At what altitude is Trun located?

Trun sits at around 1294 m above sea level in the canton of Graubünden. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Trun?

The warmest month in Trun is July, averaging 14.9 °C (1991–2020 normal). The coldest is January at −1.6 °C.

How much does it rain in Trun per year?

Trun receives about 1224 mm of precipitation a year. The wettest month is August (146 mm), the driest February (56 mm).

When is the best time to visit Trun?

For warmth and sunshine: July (14.9 °C on average, 197 h of sun). The coldest month is January (−1.6 °C). Check the 15-day forecast above for your dates.

meteo-ch.ch Search a municipality…

Home › Graubünden › Trun

Weather in Trun

Graubünden, 1294 m · continuously updated

–^°C

– –

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

Temperature · last 4 and next 28 hours

Trun weather: the next 24 hours

Updated hourly.

Trun weather hour by hour (48 h)

Trun 15-day forecast

Two-week trend.

Trun weekend weather Rain 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 Trun

Neighbouring municipalities, as the crow flies.

Sumvitg3 km Breil/Brigels4 km Obersaxen Mundaun7 km Medel (Lucmagn)10 km Disentis/Mustér11 km Lumnezia16 km Tujetsch18 km Vals18 km

7-day forecast for Trun

Today (Sunday 27 Sep) in Trun: sunny, 10 to 21 °C, precipitation 0.0 mm (0 %), wind up to 7 km/h. Tomorrow: partly cloudy, 9 to 23 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	sunny	10 °C	21 °C	0.0 mm	7 km/h
Tomorrow	partly cloudy	9 °C	23 °C	0.0 mm	8 km/h
Tue 29 Sep	overcast	13 °C	22 °C	0.0 mm	8 km/h
Wed 30 Sep	light rain	12 °C	18 °C	0.3 mm	9 km/h
Thu 1 Oct	light rain	12 °C	15 °C	3.8 mm	6 km/h
Fri 2 Oct	fog	10 °C	17 °C	0.0 mm	8 km/h
Sat 3 Oct	mostly sunny	10 °C	20 °C	0.0 mm	6 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 1294 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Trun

Sunday 27 Sep in Trun, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 10 °C around 02:00, high 22 °C around 16:00. No rainy hour.

Show the 24-hour table

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

Hourly forecast issued 27.09.2026 for Trun (1294 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Trun weather tomorrow

Tomorrow, Monday 28 Sep, in Trun: partly cloudy, 9 to 23 °C, wind up to 8 km/h. No precipitation expected.

Trun weekend weather

This weekend in Trun: Saturday mostly sunny, 10 to 20 °C; Sunday sunny, 10 to 21 °C.

Will it rain in Trun this week?

Yes: 1 day with precipitation is expected in Trun over the next 7 days, 4.1 mm in total. Wettest day: Thursday 1 Oct (3.8 mm).

The best day to go out in Trun

The best day of the next 7 in Trun: Sunday 27 Sep, sunny, up to 21 °C.

The last 7 days in Trun

From 20 Sep to 26 Sep: 13.1 °C on average, 2.2 °C above the September normal (10.9 °C), 0 mm of precipitation (7-day normal: 28 mm). Warmest day: sunday 20 Sep (20 °C); coolest night: tuesday 22 Sep (6 °C).

Day	Min	Max
Sun 20 Sep	9 °C	20 °C
Mon 21 Sep	10 °C	18 °C
Tue 22 Sep	6 °C	16 °C
Wed 23 Sep	6 °C	18 °C
Thu 24 Sep	8 °C	18 °C
Fri 25 Sep	7 °C	18 °C
Sat 26 Sep	9 °C	20 °C

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

Climate of Trun: 1991–2020 normals

In Trun (1294 m), the mean annual temperature is 6.4 °C. The warmest month is July (14.9 °C on average) and the coldest January (−1.6 °C). About 1224 mm of precipitation falls per year, peaking in August (146 mm) with a minimum in February (56 mm). The sun shines for about 1583 hours a year, mostly in July (197 h). On average there are 122 frost days and 2 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 27.1 °C and the absolute minimum −12.5 °C.

6.4 °CMean annual temperature

1224 mmPrecipitation per year

1583 hSunshine hours per year

122Frost days per year

23Summer 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	−1.6 °C	9.5 °C	−12.5 °C	73	86	26	0
Feb	−1.4 °C	10.4 °C	−12.3 °C	56	96	23	0
Mar	1.8 °C	14.1 °C	−9.5 °C	75	137	18	0
Apr	5.3 °C	17.2 °C	−5.6 °C	88	142	10	0
May	9.4 °C	21.9 °C	−0.5 °C	117	149	1	0
Jun	13.0 °C	26.3 °C	2.7 °C	123	173	0	6
Jul	14.9 °C	27.1 °C	5.4 °C	123	197	0	9
Aug	14.7 °C	26.5 °C	5.1 °C	146	183	0	8
Sep	10.9 °C	22.5 °C	1.3 °C	120	155	0	1
Oct	7.4 °C	19.1 °C	−2.7 °C	111	118	4	0
Nov	2.5 °C	14.2 °C	−7.6 °C	111	75	15	0
Dec	−0.7 °C	10.4 °C	−11.6 °C	82	72	23	0
Year	6.4 °C	27.1 °C	−12.5 °C	1224	1583	122	23

Source: MeteoSwiss open data (1991–2020 normals) — stations Disentis (10 km, 1197 m), Crap Masegn (20 km, 2468 m), Elm (26 km, 958 m), adjusted to the elevation of Trun (1294 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.