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Weather in Arni (BE)

Bern, 888 m · continuously updated

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Wind
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Humidity
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Temperature · last 4 and next 28 hours

Arni (BE) weather: the next 24 hours

Updated hourly.

Arni (BE) weather hour by hour (48 h)

Arni (BE) 15-day forecast

Two-week trend.

Arni (BE) 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 Arni (BE)

Neighbouring municipalities, as the crow flies.

7-day forecast for Arni (BE)

Today (Saturday 14 Nov) in Arni (BE): fog, −3 to 6 °C, precipitation 0.0 mm (0 %), wind up to 8 km/h. Tomorrow: showers, 2 to 9 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayfog−3 °C6 °C0.0 mm8 km/h
Tomorrowshowers2 °C9 °C2.6 mm16 km/h
Mon 16 Novshowers5 °C8 °C6.8 mm25 km/h
Tue 17 Novlight rain5 °C13 °C6.0 mm33 km/h
Wed 18 Novthunderstorms8 °C10 °C8.2 mm35 km/h
Thu 19 Novovercast6 °C12 °C3.5 mm28 km/h
Fri 20 Novlight snow−3 °C6 °C6.0 mm32 km/h

Forecast updated on 14.11.2026 at 11:18 (Open-Meteo model, elevation 888 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Arni (BE). Tomorrow: rain from 03:00 to 11:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Arni (BE)

Saturday 14 Nov in Arni (BE), hour by hour: mostly sunny in the morning, sunny in the afternoon, overcast in the evening. Low −3 °C around 07:00, high 6 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny−1 °C0.0 mm8 km/h
01:00sunny−2 °C0.0 mm7 km/h
02:00sunny−2 °C0.0 mm6 km/h
03:00sunny−2 °C0.0 mm6 km/h
04:00fog−2 °C0.0 mm4 km/h
05:00fog−2 °C0.0 mm4 km/h
06:00fog−3 °C0.0 mm4 km/h
07:00sunny−3 °C0.0 mm3 km/h
08:00mostly sunny−3 °C0.0 mm4 km/h
09:00mostly sunny−2 °C0.0 mm4 km/h
10:00sunny1 °C0.0 mm2 km/h
11:00mostly sunny2 °C0.0 mm2 km/h
12:00mostly sunny4 °C0.0 mm2 km/h
13:00mostly sunny5 °C0.0 mm2 km/h
14:00mostly sunny6 °C0.0 mm2 km/h
15:00sunny6 °C0.0 mm2 km/h
16:00sunny5 °C0.0 mm2 km/h
17:00sunny3 °C0.0 mm4 km/h
18:00mostly sunny2 °C0.0 mm5 km/h
19:00overcast2 °C0.0 mm1 km/h
20:00overcast2 °C0.0 mm2 km/h
21:00overcast2 °C0.0 mm2 km/h
22:00overcast2 °C0.0 mm3 km/h
23:00overcast2 °C0.0 mm5 km/h

Hourly forecast issued 14.11.2026 for Arni (BE) (888 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 Arni (BE)

Today, Saturday 14 Nov in Arni (BE): fog, −3 to 6 °C, wind up to 8 km/h. No precipitation expected. A day in line with the climate normal for November in Arni (BE) (2.6 °C average over 1991-2020).

Arni (BE) weather tomorrow

Tomorrow, Sunday 15 Nov, in Arni (BE): showers, 2 to 9 °C, wind up to 16 km/h. Precipitation expected: 2.6 mm, 61 % probability.

What is the temperature in Arni (BE)?

Today in Arni (BE) (888 m): −3 to 6 °C. Tomorrow: 2 to 9 °C. Over the next 7 days, highs range from 6 to 13 °C, averaging 9 °C.

Arni (BE) weekend weather

This weekend in Arni (BE): Saturday fog, −3 to 6 °C; Sunday showers, 2 to 9 °C.

Will it rain in Arni (BE) this week?

Yes: 6 days with precipitation are expected in Arni (BE) over the next 7 days, 33.1 mm in total. Wettest day: Wednesday 18 Nov (8.2 mm).

What is the UV index in Arni (BE)?

Today in Arni (BE) (888 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 Arni (BE)

The best day of the next 7 in Arni (BE): Thursday 19 Nov, overcast, up to 12 °C.

Climate of Arni (BE): 1991–2020 normals

In Arni (BE) (888 m), the mean annual temperature is 7.5 °C. The warmest month is July (16.8 °C on average) and the coldest January (−1.4 °C). About 1220 mm of precipitation falls per year, peaking in August (139 mm) with a minimum in February (66 mm). On average there are 108 frost days and 5 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 30.0 °C and the absolute minimum −12.4 °C.

7.5 °CMean annual temperature
1220 mmPrecipitation per year
108Frost days per year
39Summer days (≥ 25 °C)
JFMAMJJASOND

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

MonthMean TAbs. maxAbs. minPrecip. (mm)Frost daysSummer days
Jan−1.4 °C9.6 °C−12.4 °C71250
Feb−0.6 °C11.7 °C−11.8 °C66220
Mar3.4 °C16.7 °C−7.6 °C76160
Apr7.1 °C21.0 °C−3.9 °C9160
May11.3 °C25.5 °C−0.0 °C13403
Jun15.0 °C28.6 °C3.6 °C13209
Jul16.8 °C30.0 °C6.4 °C136013
Aug16.4 °C29.4 °C5.7 °C139012
Sep12.3 °C24.3 °C2.0 °C10202
Oct7.9 °C19.8 °C−2.5 °C9530
Nov2.6 °C14.1 °C−7.2 °C85120
Dec−0.7 °C9.9 °C−11.1 °C91230
Year7.5 °C30.0 °C−12.4 °C122010839

At what altitude is Arni (BE) located?

Arni (BE) sits at around 888 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 Arni (BE)?

The warmest month in Arni (BE) is July, averaging 16.8 °C; the coldest is January, at −1.4 °C. The annual mean is 7.5 °C (MeteoSwiss 1991–2020 normals, reference station Langnau i.E.).

How much does it rain in Arni (BE) per year?

Arni (BE) receives about 1220 mm of precipitation a year, or 102 mm a month on average. The wettest month is August (139 mm) and the driest February (66 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Arni (BE) have?

Arni (BE) averages 108 frost days a year, most of them in January (25 days). Conversely, 39 summer days exceed 25 °C, 5 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in Arni (BE)?

In Arni (BE), the monthly mean rises from −1.4 °C in January to 16.8 °C in July: a 18.2 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −12.4 °C to 30.0 °C.

Source: MeteoSwiss open data (1991–2020 normals) — stations Langnau i.E. (13 km, 744 m), Bern / Zollikofen (14 km, 553 m), Koppigen (20 km, 485 m), adjusted to the elevation of Arni (BE) (888 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.