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Weather in Trimmis

Graubünden, 745 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

Trimmis weather: the next 24 hours

Updated hourly.

Trimmis weather hour by hour (48 h)

Trimmis 15-day forecast

Two-week trend.

Trimmis 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 Trimmis

Neighbouring municipalities, as the crow flies.

7-day forecast for Trimmis

Today (Sunday 27 Sep) in Trimmis: sunny, 15 to 25 °C, precipitation 0.0 mm (0 %), wind up to 13 km/h. Tomorrow: partly cloudy, 16 to 26 °C.

DayWeatherMinMaxPrecip.Wind
Todaysunny15 °C25 °C0.0 mm13 km/h
Tomorrowpartly cloudy16 °C26 °C0.0 mm11 km/h
Tue 29 Sepovercast13 °C25 °C0.0 mm8 km/h
Wed 30 Sepovercast15 °C23 °C0.1 mm7 km/h
Thu 1 Octlight rain14 °C20 °C7.5 mm7 km/h
Fri 2 Octfog13 °C20 °C0.0 mm6 km/h
Sat 3 Octovercast13 °C23 °C0.0 mm9 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 745 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Trimmis

Sunday 27 Sep in Trimmis, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 15 °C around 00:00, high 25 °C around 14:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny15 °C0.0 mm4 km/h
01:00sunny16 °C0.0 mm8 km/h
02:00sunny16 °C0.0 mm7 km/h
03:00sunny16 °C0.0 mm7 km/h
04:00sunny16 °C0.0 mm7 km/h
05:00sunny16 °C0.0 mm7 km/h
06:00sunny16 °C0.0 mm6 km/h
07:00sunny16 °C0.0 mm6 km/h
08:00sunny16 °C0.0 mm4 km/h
09:00sunny16 °C0.0 mm2 km/h
10:00sunny19 °C0.0 mm6 km/h
11:00sunny21 °C0.0 mm8 km/h
12:00sunny22 °C0.0 mm7 km/h
13:00sunny24 °C0.0 mm4 km/h
14:00sunny25 °C0.0 mm6 km/h
15:00sunny25 °C0.0 mm12 km/h
16:00sunny25 °C0.0 mm13 km/h
17:00sunny24 °C0.0 mm13 km/h
18:00sunny24 °C0.0 mm11 km/h
19:00sunny20 °C0.0 mm9 km/h
20:00sunny19 °C0.0 mm9 km/h
21:00sunny18 °C0.0 mm7 km/h
22:00sunny18 °C0.0 mm6 km/h
23:00sunny18 °C0.0 mm9 km/h

Hourly forecast issued 27.09.2026 for Trimmis (745 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Trimmis weather tomorrow

Tomorrow, Monday 28 Sep, in Trimmis: partly cloudy, 16 to 26 °C, wind up to 11 km/h. No precipitation expected.

Trimmis weekend weather

This weekend in Trimmis: Saturday overcast, 13 to 23 °C; Sunday sunny, 15 to 25 °C.

Will it rain in Trimmis this week?

Yes: 1 day with precipitation is expected in Trimmis over the next 7 days, 7.6 mm in total. Wettest day: Thursday 1 Oct (7.5 mm).

The best day to go out in Trimmis

The best day of the next 7 in Trimmis: Sunday 27 Sep, sunny, up to 25 °C.

The last 7 days in Trimmis

From 20 Sep to 26 Sep: 15.9 °C on average, 2.0 °C above the September normal (13.9 °C), 0 mm of precipitation (7-day normal: 20 mm). Warmest day: saturday 26 Sep (24 °C); coolest night: wednesday 23 Sep (8 °C).

DayMinMaxRain
Sun 20 Sep12 °C24 °C0.0 mm
Mon 21 Sep13 °C19 °C0.0 mm
Tue 22 Sep11 °C18 °C0.0 mm
Wed 23 Sep8 °C20 °C0.0 mm
Thu 24 Sep11 °C21 °C0.0 mm
Fri 25 Sep10 °C20 °C0.0 mm
Sat 26 Sep12 °C24 °C0.0 mm

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

Climate of Trimmis: 1991–2020 normals

In Trimmis (745 m), the mean annual temperature is 9.3 °C. The warmest month is July (18.3 °C on average) and the coldest January (0.3 °C). About 941 mm of precipitation falls per year, peaking in August (130 mm) with a minimum in February (46 mm). The sun shines for about 1723 hours a year, mostly in July (206 h). On average there are 74 frost days and 14 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.9 °C and the absolute minimum −10.6 °C.

9.3 °CMean annual temperature
941 mmPrecipitation per year
1723 hSunshine hours per year
74Frost days per year
56Summer 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
Jan0.3 °C12.0 °C−10.6 °C6096200
Feb1.3 °C14.3 °C−9.3 °C46111160
Mar5.2 °C19.0 °C−5.5 °C6014380
Apr9.1 °C22.7 °C−2.0 °C5715721
May13.3 °C27.3 °C2.8 °C7917206
Jun16.6 °C30.6 °C6.0 °C103188012
Jul18.3 °C31.9 °C8.4 °C111206017
Aug17.9 °C31.1 °C7.9 °C130190015
Sep13.9 °C26.0 °C4.3 °C8515705
Oct10.0 °C23.1 °C−0.6 °C7313011
Nov4.9 °C18.0 °C−4.9 °C749280
Dec1.2 °C12.6 °C−8.9 °C6581180
Year9.3 °C31.9 °C−10.6 °C94117237456

Source: MeteoSwiss open data (1991–2020 normals) — stations Chur (6 km, 556 m), Arosa (14 km, 1878 m), Bad Ragaz (14 km, 497 m), adjusted to the elevation of Trimmis (745 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.