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Weather in Arch

Bern, 441 m · continuously updated

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Humidity
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Temperature · last 4 and next 28 hours

Arch weather: the next 24 hours

Updated hourly.

Arch weather hour by hour (48 h)

Arch 15-day forecast

Two-week trend.

Arch 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 Arch

Neighbouring municipalities, as the crow flies.

7-day forecast for Arch

Today (Saturday 14 Nov) in Arch: overcast, −1 to 5 °C, precipitation 0.0 mm (0 %), wind up to 12 km/h. Tomorrow: showers, 2 to 11 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast−1 °C5 °C0.0 mm12 km/h
Tomorrowshowers2 °C11 °C4.2 mm12 km/h
Mon 16 Novshowers8 °C10 °C6.2 mm22 km/h
Tue 17 Novshowers8 °C14 °C12.1 mm34 km/h
Wed 18 Novthunderstorms10 °C12 °C10.2 mm32 km/h
Thu 19 Novshowers9 °C14 °C3.0 mm25 km/h
Fri 20 Novlight rain−1 °C9 °C3.8 mm30 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 441 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Arch. Tomorrow: rain from 03:00 to 10:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Arch

Saturday 14 Nov in Arch, hour by hour: sunny in the morning, sunny in the afternoon, overcast in the evening. Low −1 °C around 08:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny1 °C0.0 mm12 km/h
01:00sunny1 °C0.0 mm11 km/h
02:00sunny0 °C0.0 mm10 km/h
03:00sunny1 °C0.0 mm12 km/h
04:00sunny0 °C0.0 mm8 km/h
05:00sunny0 °C0.0 mm8 km/h
06:00sunny−1 °C0.0 mm8 km/h
07:00sunny−1 °C0.0 mm6 km/h
08:00mostly sunny−1 °C0.0 mm6 km/h
09:00partly cloudy0 °C0.0 mm6 km/h
10:00partly cloudy1 °C0.0 mm6 km/h
11:00overcast2 °C0.0 mm8 km/h
12:00overcast3 °C0.0 mm6 km/h
13:00partly cloudy4 °C0.0 mm4 km/h
14:00mostly sunny5 °C0.0 mm3 km/h
15:00mostly sunny5 °C0.0 mm4 km/h
16:00sunny5 °C0.0 mm4 km/h
17:00sunny4 °C0.0 mm4 km/h
18:00mostly sunny3 °C0.0 mm5 km/h
19:00partly cloudy3 °C0.0 mm4 km/h
20:00overcast3 °C0.0 mm4 km/h
21:00overcast2 °C0.0 mm4 km/h
22:00overcast2 °C0.0 mm3 km/h
23:00overcast2 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Arch (441 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 Arch

Today, Saturday 14 Nov in Arch: overcast, −1 to 5 °C, wind up to 12 km/h. No precipitation expected. That is 2.6 °C below the climate normal for November in Arch (4.7 °C average over 1991-2020).

Arch weather tomorrow

Tomorrow, Sunday 15 Nov, in Arch: showers, 2 to 11 °C, wind up to 12 km/h. Precipitation expected: 4.2 mm, 75 % probability.

What is the temperature in Arch?

Today in Arch (441 m): −1 to 5 °C. Tomorrow: 2 to 11 °C. Over the next 7 days, highs range from 5 to 14 °C, averaging 11 °C.

Arch weekend weather

This weekend in Arch: Saturday overcast, −1 to 5 °C; Sunday showers, 2 to 11 °C.

Will it rain in Arch this week?

Yes: 6 days with precipitation are expected in Arch over the next 7 days, 39.5 mm in total. Wettest day: Tuesday 17 Nov (12.1 mm).

What is the UV index in Arch?

Today in Arch (441 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 Arch

The best day of the next 7 in Arch: Saturday 14 Nov, overcast, up to 5 °C.

Climate of Arch: 1991–2020 normals

In Arch (441 m), the mean annual temperature is 9.7 °C. The warmest month is July (19.1 °C on average) and the coldest January (0.7 °C). About 1008 mm of precipitation falls per year, peaking in August (112 mm) with a minimum in February (56 mm). The sun shines for about 1796 hours a year, mostly in July (245 h). On average there are 93 frost days and 12 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.5 °C and the absolute minimum −10.5 °C.

9.7 °CMean annual temperature
1008 mmPrecipitation per year
1796 hSunshine hours per year
93Frost days per year
52Summer 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
Jan0.7 °C10.3 °C−10.5 °C6266220
Feb1.5 °C12.9 °C−9.2 °C5694200
Mar5.3 °C19.0 °C−6.2 °C62151160
Apr9.4 °C23.2 °C−2.5 °C7517950
May13.6 °C27.3 °C1.8 °C10619704
Jun17.3 °C30.9 °C5.5 °C103223012
Jul19.1 °C32.5 °C8.0 °C106245017
Aug18.6 °C31.6 °C7.1 °C112228015
Sep14.3 °C26.3 °C3.5 °C8417504
Oct9.8 °C20.9 °C−0.6 °C8411920
Nov4.7 °C14.8 °C−5.4 °C7666100
Dec1.5 °C11.0 °C−8.9 °C8153180
Year9.7 °C32.5 °C−10.5 °C100817969352

Arch climate month by month

January in Arch
0.7 °C on average, 62 mm of rainfall and 66 h of sunshine. 22 frost days.
February in Arch
1.5 °C on average, 56 mm of rainfall and 94 h of sunshine. 20 frost days.
March in Arch
5.3 °C on average, 62 mm of rainfall and 151 h of sunshine. 16 frost days.
April in Arch
9.4 °C on average, 75 mm of rainfall and 179 h of sunshine. 5 frost days. 0 summer days (≥ 25 °C).
May in Arch
13.6 °C on average, 106 mm of rainfall and 197 h of sunshine. 0 frost days. 4 summer days (≥ 25 °C).
June in Arch
17.3 °C on average, 103 mm of rainfall and 223 h of sunshine. 12 summer days (≥ 25 °C).
July in Arch
19.1 °C on average, 106 mm of rainfall and 245 h of sunshine. 17 summer days (≥ 25 °C).
August in Arch
18.6 °C on average, 112 mm of rainfall and 228 h of sunshine. 15 summer days (≥ 25 °C).
September in Arch
14.3 °C on average, 84 mm of rainfall and 175 h of sunshine. 4 summer days (≥ 25 °C).
October in Arch
9.8 °C on average, 84 mm of rainfall and 119 h of sunshine. 2 frost days.
November in Arch
4.7 °C on average, 76 mm of rainfall and 66 h of sunshine. 10 frost days.
December in Arch
1.5 °C on average, 81 mm of rainfall and 53 h of sunshine. 18 frost days.

At what altitude is Arch located?

Arch sits at around 441 m above sea level in the canton of Bern. 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 Arch?

The warmest month in Arch is July, averaging 19.1 °C; the coldest is January, at 0.7 °C. The annual mean is 9.7 °C (MeteoSwiss 1991–2020 normals, reference station Grenchen).

How much does it rain in Arch per year?

Arch receives about 1008 mm of precipitation a year, or 84 mm a month on average. The wettest month is August (112 mm) and the driest February (56 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Arch have?

Arch averages 93 frost days a year, most of them in January (22 days). Conversely, 52 summer days exceed 25 °C, 12 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Arch get per year?

The sun shines for about 1796 hours a year in Arch. The sunniest month is July (245 h) and the least sunny December (53 h), according to the MeteoSwiss 1991–2020 normals.

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

In Arch, the monthly mean rises from 0.7 °C in January to 19.1 °C in July: a 18.4 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −10.5 °C to 32.5 °C.

When is the best time to visit Arch?

For warmth and sunshine: July (19.1 °C on average, 245 h of sun). To avoid rain, February is the driest month (56 mm). The coldest month is January (0.7 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Grenchen (2 km, 428 m), Koppigen (14 km, 485 m), Bern / Zollikofen (20 km, 553 m), adjusted to the elevation of Arch (441 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.